Drugs Similar to ERYTHROMYCIN ETHYLSUCCINATE

Erythromycin, USP is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate, USP is an ester of erythromycin, USP suitable for oral administration. Erythromycin ethylsuccinate, USP is known chemically as erythromycin 2′-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin ethylsuccinate for oral suspension, USP, 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate, USP equivalent to 200 mg erythromycin, USP per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing fruit flavor. Erythromycin ethylsuccinate for oral suspension, USP, 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate, USP equivalent to 400 mg of erythromycin, USP per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin ethylsuccinate for oral suspension, USP, 200 mg/5 mL contains caramel flavor, mixed fruit flavor, polysorbate 80, sodium citrate dihydrate, sucrose, and xanthan gum. Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL contains banana flavor, caramel flavor, polysorbate 80, sodium citrate dihydrate, sucrose, and xanthan gum. Formula structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt are practically insoluble in water, freely soluble in acetone, in anhydrous ethanol and in methanol. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing banana flavor. Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL, Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL: Banana flavor, caster sugar N° 1 400, neelinatural plain caramel powder, polysorbate 80, sodium citrate and xanthan gum. structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). Erythromycin ethylsuccinate tablets, USP for oral administration are intended primarily for adults or older children. Each tablet contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin activity. The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Chemical Structure Inactive Ingredients Confectioner's sugar (contains corn starch), corn starch, FD&C Red No. 40, magnesium stearate, polacrilin potassium and sodium citrate.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin Ethylsuccinate Granules are intended for reconstitution with water. Each 5-mL teaspoonful of reconstituted cherry-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. The pleasant tasting, fruit-flavored liquids are supplied ready for oral administration. Erythromycin Ethylsuccinate 200 Liquid: Each 5-mL teaspoonful of fruit-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. Erythromycin Ethylsuccinate 400 Liquid: Each 5-mL teaspoonful of orange-flavored suspension contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin. Granules and ready-made suspensions are intended primarily for pediatric use but can also be used in adults. Chemical Structure Inactive Ingredients Erythromycin Ethylsuccinate Granules: Citric acid, FD&C Red No. 3, magnesium aluminum silicate, sodium carboxymethylcellulose, sodium citrate, sucrose and artificial flavor.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin Ethylsuccinate for Oral Suspension USP, 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing cherry flavor. Erythromycin Ethylsuccinate for Oral Suspension USP, 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing cherry flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin Ethylsuccinate for Oral Suspension USP, 200 mg/5 mL and 400 mg/5 mL contain the following inactive ingredients: lactose anhydrous, methylparaben, sodium citrate anhydrous, povidone, simethicone, cherry flavor, polysorbate 80, and sucrose. structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt are practically insoluble in water, freely soluble in acetone, in anhydrous ethanol and in methanol. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing banana flavor. Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL, Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL: Banana flavour, caster sugar N° 1 400, neelinatural plain caramel powder, polysorbate 80, sodium citrate and xanthan gum. structure.jpg

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: The granules are intended for reconstitution with water. Each 5 mL teaspoonful of reconstituted palatable cherry-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. Granules are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients: artificial cherry flavor, lactose anhydrous, methylparaben, polysorbate 80, povidone, simethicone, sodium citrate anhydrous, and sucrose. structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin Ethylsuccinate 200 when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing fruit flavor. Erythromycin Ethylsuccinate 400 when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin Ethylsuccinate 200, Erythromycin Ethylsuccinate 400: Caramel, polysorbate, sodium citrate, sucrose, xanthan gum and artificial flavors. Chemical Structure

Ery 2% Pads contain erythromycin, USP for topical dermatologic use. Erythromycin is a macrolide antibiotic produced from a strain of Saccaropolyspora erythraea (formerly Streptomyces erythreus ). It is a base and readily forms salts with acids. Chemically, erythromycin is C 37 H 67 NO 13 . It has the following structural formula: The chemical name for erythromycin is (3 R *,4 S *,5 S *,6 R *,7 R *,9 R *,11 R *,12 R *,13 S *,14 R *)-4-[(2,6-Dideoxy-3- C -methyl-3- O -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy] oxacyclotetradecane-2,10-dione. Erythromycin has the molecular weight of 733.94. It is a white or slightly yellow, crystalline powder, slightly soluble in water, soluble in alcohol, in chloroform, and in ether. It is odorless or practically odorless. It has a pH range between 8.0 and 10.5 in a methanol and water solution prepared by diluting 1 volume of a methanol solution, containing 40 mg per mL, with 19 volumes of water. Each mL of expressible liquid contains 20 mg erythromycin in a base of dehydrated alcohol, propylene glycol and citric acid to adjust pH. Each pledget is filled to contain 0.8 mL of Erythromycin Topical Solution 2%. Chemical structure

Ery 2% Pads contain erythromycin, USP for topical dermatologic use. Erythromycin is a macrolide antibiotic produced from a strain of Saccaropolyspora erythraea (formerly Streptomyces erythreus ). It is a base and readily forms salts with acids. Chemically, erythromycin is C 37 H 67 NO 13 . It has the following structural formula: The chemical name for erythromycin is (3 R *,4 S *,5 S *,6 R *,7 R *,9 R *,11 R *,12 R *,13 S *,14 R *)-4-[(2,6-Dideoxy-3- C -methyl-3- O -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy] oxacyclotetradecane-2,10-dione. Erythromycin has the molecular weight of 733.94. It is a white or slightly yellow, crystalline powder, slightly soluble in water, soluble in alcohol, in chloroform, and in ether. It is odorless or practically odorless. It has a pH range between 8.0 and 10.5 in a methanol and water solution prepared by diluting 1 volume of a methanol solution, containing 40 mg per mL, with 19 volumes of water. Each mL of expressible liquid contains 20 mg erythromycin in a base of dehydrated alcohol, propylene glycol and citric acid to adjust pH. Each pledget is filled to contain 0.8 mL of Erythromycin Topical Solution 2%. Chemical structure

Ery 2% Pads contain erythromycin, USP for topical dermatologic use. Erythromycin is a macrolide antibiotic produced from a strain of Saccaropolyspora erythraea (formerly Streptomyces erythreus ). It is a base and readily forms salts with acids. Chemically, erythromycin is C 37 H 67 NO 13 . It has the following structural formula: The chemical name for erythromycin is (3 R *,4 S *,5 S *,6 R *,7 R *,9 R *,11 R *,12 R *,13 S *,14 R *)-4-[(2,6-Dideoxy-3- C -methyl-3- O -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy] oxacyclotetradecane-2,10-dione. Erythromycin has the molecular weight of 733.94. It is a white or slightly yellow, crystalline powder, slightly soluble in water, soluble in alcohol, in chloroform, and in ether. It is odorless or practically odorless. It has a pH range between 8.0 and 10.5 in a methanol and water solution prepared by diluting 1 volume of a methanol solution, containing 40 mg per mL, with 19 volumes of water. Each mL of expressible liquid contains 20 mg erythromycin in a base of dehydrated alcohol, propylene glycol and citric acid to adjust pH. Each pledget is filled to contain 0.8 mL of Erythromycin Topical Solution 2%.

ERY-TAB ® (erythromycin delayed-release tablets) is an antibacterial product containing erythromycin base in a specially enteric-coated tablet. The coating protects the antibiotic from the inactivating effects of gastric acidity and permits efficient absorption of the antibiotic in the small intestine. ERY-TAB ® tablets for oral administration are available in three dosage strengths, each white oval tablet containing either 250 mg, 333 mg, or 500 mg of erythromycin as the free base. ERY-TAB ® tablets comply with USP Dissolution Test 1. Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin is a white to off-white powder, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*,13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α -L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Inactive Ingredients Ammonium hydroxide, colloidal silicon dioxide, croscarmellose sodium, crospovidone, diacetylated monoglycerides, hydroxypropyl cellulose, hypromellose, hypromellose phthalate, magnesium stearate, microcrystalline cellulose, povidone, propylene glycol, sodium citrate, sorbitan monooleate, talc, and titanium dioxide. Chemical Structure

Erythromycin Ophthalmic Ointment belongs to the macrolide group of antibiotics. It is basic and readily forms a salt when combined with an acid. The base, as crystals or powder, is slightly soluble in water, moderately soluble in ether, and readily soluble in alcohol or chloroform. Erythromycin ((3R*,4S*,5S*,6R*,7R*,9R*,11R*,12R*,13S*,14R*)-4-[(2,6-dideoxy-3- C -methyl-3- 0 -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-ß-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione) is antibiotic produced from a strain of Streptomyces erythraeus . It has the following structural formula: Each gram contains Erythromycin USP 5 mg in a sterile ophthalmic base of mineral oil and white petrolatum. Structure Image

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Erythromycin Topical Gel USP, 2% contains erythromycin (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-Dideoxy-3- C -methyl-3- O -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7, 12, 13-trihydroxy-3, 5, 7, 9, 11, 13-hexamethyl-6-[[3, 4, 6,-trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione), for topical dermatological use. Erythromycin is a macrolide antibiotic produced from a strain of Saccaropolyspora erythraea (formerly Streptomyces erythreus ). It is a base and readily forms salts with acids. Chemically, erythromycin is C 37 H 67 NO 13 . It has the following structural formula: Erythromycin has a molecular weight of 733.94. It is a white or slightly yellow, odorless or practically odorless, bitter crystalline powder. Erythromycin is very soluble in very polar organic solvents such as alcohols, acetone, chloroform, acetonitrile and ethyl acetate. It is moderately soluble in less polar solvents such as ether, dichloroethylene and amyl acetate. It is slightly soluble in nonpolar solvents such as hexane. It is very poorly soluble in water. Each gram of Erythromycin Topical Gel USP, 2% contains 20 mg of erythromycin USP in a vehicle consisting of dehydrated alcohol and hydroxypropyl cellulose.

Erythromycin tablets, USP are an antibacterial product containing erythromycin, USP, in a unique, nonenteric film coating for oral administration. Erythromycin tablets, USP are available in two strengths containing either 250 mg or 500 mg of erythromycin base. Erythromycin, USP is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin, USP is a white or slightly yellow, crystalline powder, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin, USP is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl- 7,12,13-trihydroxy- 3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione.The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Inactive Ingredients Colloidal silicon dioxide, croscarmellose sodium, crospovidone, D & C red 30 aluminum lake, hydroxy propyl cellulose, hypromellose, hypromellose phthalate, magnesium stearate, microcrystalline cellulose, povidone, polyethylene glycol, polysorbate 80, propylene glycol, sodium citrate, sodium hydroxide, sorbic acid, and titanium dioxide. erythro-structure

Erythromycin tablets, USP are an antibacterial product containing erythromycin, USP in a unique, nonenteric film coating for oral administration. Erythromycin tablets are available in two strengths containing 250 mg or 500 mg erythromycin base. Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin is a white to off-white powder, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)- β-D- xylo –hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: chemical-structure Inactive Ingredients Colloidal silicon dioxide, croscarmellose sodium, hydroxypropyl cellulose, hydroxypropyl methyl cellulose, magnesium stearate, mannitol, pregelatinized maize starch, sodium citrate, talc, calcium silicate, methacrylic acid & ethyl acetate copolymer, poloxamer, sodium bicarbonate, sodium lauryl sulfate, titanium dioxide.

Erythromycin tablets, USP are an antibacterial product containing erythromycin, USP, in a unique, nonenteric film coating for oral administration. Erythromycin tablets, USP are available in two strengths containing either 250 mg or 500 mg of erythromycin base. Erythromycin, USP is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin, USP is a white or slightly yellow, crystalline powder, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin, USP is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*,14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L- ribo -hexopyranosyl) oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylo- hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione.The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Inactive Ingredients Colloidal silicon dioxide, croscarmellose sodium, crospovidone, D & C red 30 aluminum lake, hydroxy propyl cellulose, hypromellose, hypromellose phthalate, magnesium stearate, microcrystalline cellulose, povidone, polyethylene glycol, polysorbate 80, propylene glycol, sodium citrate, sodium hydroxide, sorbic acid, and titanium dioxide. structure.jpg

Erythromycin Ophthalmic Ointment belongs to the macrolide group of antibiotics. It is basic and readily forms a salt when combined with an acid. The base, as crystals or powder, is slightly soluble in water, moderately soluble in ether, and readily soluble in alcohol or chloroform. Erythromycin ((3R*,4S*,5S*,6R*,7R*,9R*,11R*,12R*,13S*,14R*)-4-[(2,6-dideoxy-3- C -methyl-3- 0 -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-ß-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione) is antibiotic produced from a strain of Streptomyces erythraeus . It has the following structural formula: Each gram contains Erythromycin USP 5 mg in a sterile ophthalmic base of mineral oil and white petrolatum. Structure Image

Erythromycin Ophthalmic Ointment USP belongs to the macrolide group of antibiotics. The sterile ophthalmic ointment flows freely over the conjunctiva. Erythromycin base, as crystals or powder, is slightly soluble in water, moderately soluble in ether, and readily soluble in alcohol or chloroform. Erythromycin is an antibiotic produced from a strain of Streptomyces erythraeus. It is basic and readily forms a salt when combined with an acid. It has the following structural formula: C 37 H 67 NO 13 Mol. Wt. 733.94 Chemical Name: (3R • , 4S • , 5S • , 6R • , 7R • , 9R • , 11R • , 12R • , 13S • , 14R • )-4-[(2,6-Dideoxy-3- C -methyl-3- 0 -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7, 12, 13-trihydroxy-3, 5, 7, 9, 11, 13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)- β -D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2, 10-dione Each Gram Contains: ACTIVE: Erythromycin, USP 5 mg (0.5%); INACTIVES: Mineral Oil, White Petrolatum. Erythromycin (structural formula)

Erythromycin Tablets, USP are an antibacterial product containing erythromycin, USP, in a unique, nonenteric film coating for oral administration. Erythromycin Tablets are available in two strengths containing either 250 mg or 500 mg of erythromycin base. Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin is a white to off-white powder, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Chemical Structure Inactive Ingredients Colloidal silicon dioxide, croscarmellose sodium, crospovidone, D&C Red No. 30 Aluminum Lake, hydroxypropyl cellulose, hypromellose, hydroxypropyl methylcellulose phthalate, magnesium stearate, microcrystalline cellulose, povidone, polyethylene glycol, propylene glycol, sodium citrate, sodium hydroxide, sorbic acid, sorbitan monooleate, talc, and titanium dioxide.

Erythromycin tablets, USP are an antibacterial product containing erythromycin, USP, in a unique, nonenteric film coating for oral administration. Erythromycin Tablets are available in two strengths containing either 250 mg or 500 mg of erythromycin base. Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin is a white or slightly yellow, crystalline powder, slightly soluble in water and soluble in alcohol and chloroform. Erythromycin is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Inactive Ingredients Microcrystalline cellulose, crospovidone, povidone K 90, hypromellose, poloxamer 188, sodium citrate, croscarmellose sodium, colloidal silicon dioxide, magnesium stearate, hypromellose phthalate, sodium hydroxide, hydroxypropyl cellulose, polyethylene glycol, titanium dioxide, talc, propylene glycol, sorbitan monooleate and D&C Red #30/helendon pink aluminum lake. structure

Erythromycin Ophthalmic Ointment, USP belongs to the macrolide group of antibiotics. The sterile ophthalmic ointment flows freely over the conjunctiva. Erythromycin base, as crystals or powder, is slightly soluble in water, moderately soluble in ether, and readily soluble in alcohol or chloroform. Erythromycin is an antibiotic produced from a strain of Streptomyces erythraeus. It is basic and readily forms a salt when combined with an acid. It has the following structural formula: C 37 H 67 NO 13 Mol. Wt. 733.94 Chemical Name: (3R • , 4S • , 5S • , 6R • , 7R • , 9R • , 11R • , 12R • , 13S • , 14R • )-4-[(2,6-Dideoxy-3- C -methyl-3- 0 -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7, 12, 13-trihydroxy-3, 5, 7, 9, 11, 13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)- β -D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2, 10-dione Each Gram Contains: ACTIVE: Erythromycin, USP 5 mg (0.5%); INACTIVES: Mineral Oil, White Petrolatum. Erythromycin (structural formula)

Erythromycin tablets, USP are an antibacterial product containing erythromycin, USP, in a unique, nonenteric film coating for oral administration. Erythromycin tablets, USP are available in two strengths containing either 250 mg or 500 mg of erythromycin base. Erythromycin, USP is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin, USP is a white or slightly yellow, crystalline powder, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin, USP is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl- 7,12,13-trihydroxy- 3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione.The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Inactive Ingredients Colloidal silicon dioxide, croscarmellose sodium, crospovidone, D & C red 30 aluminum lake, hydroxy propyl cellulose, hypromellose, hypromellose phthalate, magnesium stearate, microcrystalline cellulose, povidone, polyethylene glycol, polysorbate 80, propylene glycol, sodium citrate, sodium hydroxide, sorbic acid, and titanium dioxide. erythro-structure

Erythromycin Ophthalmic Ointment belongs to the macrolide group of antibiotics. It is basic and readily forms a salt when combined with an acid. The base, as crystals or powder, is slightly soluble in water, moderately soluble in ether, and readily soluble in alcohol or chloroform. Erythromycin ((3R*,4S*,5S*,6R*,7R*,9R*,11R*,12R*,13S*,14R*)-4-[(2,6-dideoxy-3- C -methyl-3- 0 -methyl-α-L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-ß-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione) is antibiotic produced from a strain of Streptomyces erythraeus . It has the Each gram contains Erythromycin USP 5 mg in a sterile ophthalmic base of mineral oil and white petrolatum.

Erythromycin Delayed-Release Tablets, USP are an antibacterial product containing erythromycin base in a specially enteric-coated tablet. The coating protects the antibiotic from the inactivating effects of gastric acidity and permits efficient absorption of the antibiotic in the small intestine. Erythromycin Delayed-Release Tablets, USP for oral administration are available in three dosage strengths, each white oval tablet containing either 250 mg, 333 mg, or 500 mg of erythromycin as the free base. Erythromycin Delayed-Release Tablets, USP comply with USP Dissolution Test 1. Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin is a white to off-white powder, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α -L- ribo -hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl- 6-[[3,4,6-trideoxy-3-(dimethylamino)-ß-D- xylo -hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Chemical Structure Inactive Ingredients Ammonium hydroxide, colloidal silicon dioxide, croscarmellose sodium, crospovidone, diacetylated monoglycerides, hydroxypropyl cellulose, hypromellose, hypromellose phthalate, magnesium stearate, microcrystalline cellulose, povidone, propylene glycol, sodium citrate, sorbitan monooleate, talc, and titanium dioxide.

Erythromycin delayed-release tablets, USP are an antibacterial product containing erythromycin base in a specially enteric-coated tablet. The coating protects the antibiotic from the inactivating effects of gastric acidity and permits efficient absorption of the antibiotic in the small intestine. Erythromycin delayed-release tablets, USP for oral administration are available in three dosage strengths, each white to off white, oval shaped tablet containing either 250 mg, 333 mg, or 500 mg of erythromycin as the free base. Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin, USP is a white or slightly yellow powder or colorless or slightly yellow crystals. It is soluble in alcohol, in chloroform and in ether, slightly soluble in water. Erythromycin, USP is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*,13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihdroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6trideoxy-3-(dimethylamino)-β-D- xylo -hexopyranosyl]oxy] oxacyclotetradecane-2,10-dione. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: Inactive Ingredients Croscarmellose sodium, crospovidone, diacetylated monoglycerides, hydroxypropyl cellulose, hypromellose, hypromellose phthalate, magnesium stearate, microcrystalline cellulose, povidone, propylene glycol, silicon dioxide, sodium citrate, sodium hydroxide, sorbitan monooleate, talc and titanium dioxide. Meets USP Dissolution Test 3. structure

Erythromycin delayed-release tablets are an antibacterial product containing erythromycin base in a specially enteric-coated tablet. The coating protects the antibiotic from the inactivating effects of gastric acidity and permits efficient absorption of the antibiotic in the small intestine. Erythromycin delayed-release tablets for oral administration are available in three dosage strengths, each white to off white oval tablet containing 250 mg, 333 mg and 500 mg of erythromycin as the free base. Erythromycin delayed-release tablets comply with USP Dissolution Test 1 . Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. Erythromycin is a white to off-white powder, slightly soluble in water, freely soluble in alcohol and soluble in methanol. Erythromycin is known chemically as (3R*, 4S*, 5S*, 6R*, 7R*, 9R*, 11R*, 12R*,13S*, 14R*)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3- dimethylamino)-β-D-xylo-hexopyranosyl]oxy] oxacyclotetradecane-2,10-dione. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.93. The structural formula is: chemical-structure Inactive Ingredients Calcium silicate, colloidal silicon dioxide, croscarmellose sodium, hydroxypropyl cellulose, hypromellose, magnesium stearate, mannitol, methacrylic acid and ethyl acrylate copolymer, poloxamer 407, polyethylene glycol, pregelatinized maize starch, sodium bicarbonate, sodium citrate, sodium lauryl sulphate, talc and titanium dioxide.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: E.E.S. Granules are intended for reconstitution with water. Each 5-mL teaspoonful of reconstituted cherry-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. The pleasant tasting, fruit-flavored liquids are supplied ready for oral administration. E.E.S. 200 Liquid: Each 5-mL teaspoonful of fruit-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. E.E.S. 400 Liquid: Each 5-mL teaspoonful of orange-flavored suspension contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin. Granules and ready-made suspensions are intended primarily for pediatric use but can also be used in adults. E.E.S. 400 film-coated tablets: Each tablet contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin. The film-coated tablets are intended primarily for adults or older children. Chemical Structure Inactive Ingredients: E.E.S. Granules: Citric acid, FD&C Red No. 3, magnesium aluminum silicate, sodium carboxymethylcellulose, sodium citrate, sucrose and artificial flavor. E.E.S. 400 film-coated tablets: Confectioner's sugar (contains corn starch), corn starch, FD&C Red No. 40, magnesium stearate, polacrilin potassium, sodium citrate and Opadry ® Pink 321A140035 (consists of the following ingredients: D&C Red #30, D&C Yellow #10, glycerol monocaprylocaprate, Macrogol (PEG) Polyvinyl Alcohol Graft Copolymer, polyvinyl alcohol partially hydrolyzed, talc and titanium dioxide). E.E.S. 200 Liquid: FD&C Red No. 40, methylparaben, polysorbate 60, propylparaben, sodium citrate, sucrose, water, xanthan gum and natural and artificial flavors. E.E.S. 400 Liquid: D&C Yellow No. 10, FD&C Yellow No. 6, methylparaben, polysorbate 60, propylparaben, sodium citrate, sucrose, water, xanthan gum and natural and artificial flavors.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: E.E.S. Granules are intended for reconstitution with water. Each 5-mL teaspoonful of reconstituted cherry-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. The pleasant tasting, fruit-flavored liquids are supplied ready for oral administration. E.E.S. 200 Liquid: Each 5-mL teaspoonful of fruit-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. E.E.S. 400 Liquid: Each 5-mL teaspoonful of orange-flavored suspension contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin. Granules and ready-made suspensions are intended primarily for pediatric use but can also be used in adults. E.E.S. 400 film-coated tablets: Each tablet contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin. The film-coated tablets are intended primarily for adults or older children. Chemical Structure Inactive Ingredients E.E.S. Granules: Citric acid, FD&C Red No. 3, magnesium aluminum silicate, sodium carboxymethylcellulose, sodium citrate, sucrose and artificial flavor. E.E.S. 400 film-coated tablets: confectioner's sugar (contains corn starch), corn starch, FD&C Red No. 40, magnesium stearate, polacrilin potassium, sodium citrate and Opadry ® Pink 321A140035 (consists of the following ingredients: D&C Red #30, D&C Yellow #10, glycerol monocaprylocaprate, Macrogol (PEG) Polyvinyl Alcohol Graft Copolymer, polyvinyl alcohol partially hydrolyzed, talc and titanium dioxide. E.E.S. 200 Liquid: FD&C Red No. 40, methylparaben, polysorbate 60, propylparaben, sodium citrate, sucrose, water, xanthan gum and natural and artificial flavors. E.E.S. 400 Liquid: D&C Yellow No. 10, FD&C Yellow No. 6, methylparaben, polysorbate 60, propylparaben, sodium citrate, sucrose, water, xanthan gum and natural and artificial flavors.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Ery-Ped 200 (erythromycin ethylsuccinate for oral suspension) when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing fruit flavor. Ery-Ped 400 when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Chemical Structure Inactive Ingredients Ery-Ped 200, Ery-Ped 400: Caramel, polysorbate, sodium citrate, sucrose, xanthan gum and artificial flavors.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Ery-Ped 200 (erythromycin ethylsuccinate for oral suspension) when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing fruit flavor. Ery-Ped 400 when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Ery-Ped 200, Ery-Ped 400: Caramel, polysorbate, sodium citrate, sucrose, xanthan gum and artificial flavors. Structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt are practically insoluble in water, freely soluble in acetone, in anhydrous ethanol and in methanol. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing banana flavor. Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL, Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL: Banana flavor, caster sugar N° 1 400, neelinatural plain caramel powder, polysorbate 80, sodium citrate and xanthan gum. structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). Erythromycin ethylsuccinate tablets, USP for oral administration are intended primarily for adults or older children. Each tablet contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin activity. The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Chemical Structure Inactive Ingredients Confectioner's sugar (contains corn starch), corn starch, FD&C Red No. 40, magnesium stearate, polacrilin potassium and sodium citrate.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin Ethylsuccinate Granules are intended for reconstitution with water. Each 5-mL teaspoonful of reconstituted cherry-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. The pleasant tasting, fruit-flavored liquids are supplied ready for oral administration. Erythromycin Ethylsuccinate 200 Liquid: Each 5-mL teaspoonful of fruit-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. Erythromycin Ethylsuccinate 400 Liquid: Each 5-mL teaspoonful of orange-flavored suspension contains erythromycin ethylsuccinate equivalent to 400 mg of erythromycin. Granules and ready-made suspensions are intended primarily for pediatric use but can also be used in adults. Chemical Structure Inactive Ingredients Erythromycin Ethylsuccinate Granules: Citric acid, FD&C Red No. 3, magnesium aluminum silicate, sodium carboxymethylcellulose, sodium citrate, sucrose and artificial flavor.

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin Ethylsuccinate 200 when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing fruit flavor. Erythromycin Ethylsuccinate 400 when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin Ethylsuccinate 200, Erythromycin Ethylsuccinate 400: Caramel, polysorbate, sodium citrate, sucrose, xanthan gum and artificial flavors. Chemical Structure

Erythromycin, USP is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate, USP is an ester of erythromycin, USP suitable for oral administration. Erythromycin ethylsuccinate, USP is known chemically as erythromycin 2′-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin ethylsuccinate for oral suspension, USP, 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate, USP equivalent to 200 mg erythromycin, USP per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing fruit flavor. Erythromycin ethylsuccinate for oral suspension, USP, 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate, USP equivalent to 400 mg of erythromycin, USP per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin ethylsuccinate for oral suspension, USP, 200 mg/5 mL contains caramel flavor, mixed fruit flavor, polysorbate 80, sodium citrate dihydrate, sucrose, and xanthan gum. Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL contains banana flavor, caramel flavor, polysorbate 80, sodium citrate dihydrate, sucrose, and xanthan gum. Formula structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt are practically insoluble in water, freely soluble in acetone, in anhydrous ethanol and in methanol. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethyl succinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing banana flavor. Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing banana flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin ethylsuccinate for oral suspension, USP 200 mg/5 mL, Erythromycin ethylsuccinate for oral suspension, USP 400 mg/5 mL: Banana flavour, caster sugar N° 1 400, neelinatural plain caramel powder, polysorbate 80, sodium citrate and xanthan gum. structure.jpg

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: Erythromycin Ethylsuccinate for Oral Suspension USP, 200 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 200 mg erythromycin per 5 mL (teaspoonful) or 100 mg per 2.5 mL (dropperful) with an appealing cherry flavor. Erythromycin Ethylsuccinate for Oral Suspension USP, 400 mg/5 mL when reconstituted with water, forms a suspension containing erythromycin ethylsuccinate equivalent to 400 mg of erythromycin per 5 mL (teaspoonful) with an appealing cherry flavor. These products are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients Erythromycin Ethylsuccinate for Oral Suspension USP, 200 mg/5 mL and 400 mg/5 mL contain the following inactive ingredients: lactose anhydrous, methylparaben, sodium citrate anhydrous, povidone, simethicone, cherry flavor, polysorbate 80, and sucrose. structure

Erythromycin is produced by a strain of Saccharopolyspora erythraea (formerly Streptomyces erythraeus ) and belongs to the macrolide group of antibiotics. It is basic and readily forms salts with acids. The base, the stearate salt, and the esters are poorly soluble in water. Erythromycin ethylsuccinate is an ester of erythromycin suitable for oral administration. Erythromycin ethylsuccinate is known chemically as erythromycin 2'-(ethylsuccinate). The molecular formula is C 43 H 75 NO 16 and the molecular weight is 862.06. The structural formula is: The granules are intended for reconstitution with water. Each 5 mL teaspoonful of reconstituted palatable cherry-flavored suspension contains erythromycin ethylsuccinate equivalent to 200 mg of erythromycin. Granules are intended primarily for pediatric use but can also be used in adults. Inactive Ingredients: artificial cherry flavor, lactose anhydrous, methylparaben, polysorbate 80, povidone, simethicone, sodium citrate anhydrous, and sucrose. structure