SPL Set ID: e9b5abbb-2952-44ce-8cbb-415d9be23df4
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 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.