SPL Set ID: bb641ed4-8093-4e15-9cb9-8921b1093d50
1 drug(s) with this SPL Set ID
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