SPL Set ID: 99eb7dbc-6ba9-4122-ad1e-5cae73186932
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, USP are available in two strengths containing either 250 mg or 500 mg of erythromycin, USP 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 crystal, slightly soluble in water, and soluble in alcohol, chloroform, and ether. Erythromycin, USP is known chemically as (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. The molecular formula is C 37 H 67 NO 13 , and the molecular weight is 733.94. The structural formula is: FDA approved dissolution test specifications differ from USP 1 Inactive Ingredients Colloidal silicon dioxide, croscarmellose sodium, crospovidone type B, FD&C Red No. 40, hydroxypropyl cellulose, hypromellose 2910, hypromellose phthalate, magnesium stearate, microcrystalline cellulose, polyethylene glycol 400, polysorbate 80, povidone K30, propylene glycol, sorbic acid, talc, titanium dioxide, and tri-sodium citrate dihydrate.