SPL Set ID: 383f9011-a3e0-4d7d-b058-5f8ab319dc8c
1 drug(s) with this SPL Set ID
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