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Questions & Answers
Side Effects & Adverse Reactions
The safe use of Erythromycin Topical Solution during pregnancy or lactation has not been established.
There is currently no legal information available for this drug.
FDA Safety Alerts
There are currently no FDA safety alerts available for this drug.
There is currently no manufacturer warning information available for this drug.
FDA Labeling Changes
There are currently no FDA labeling changes available for this drug.
Erythromycin Topical Solution is indicated for the topical control of acne vulgaris.
There is currently no drug history available for this drug.
Erythromycin is an antibiotic produced from a strain of Streptomyces erythraeus. It is basic and readily forms salts with acids.
Chemically, erythromycin is (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 with a molecular formula of C37H67NO13 and a molecular weight of 733.94. The structural formula is as follows:
Erythromycin Topical Solution USP 2% contains 20 mg/mL of erythromycin base in a vehicle consisting of alcohol (66%), propylene glycol, and citric acid to adjust pH.