SummaryErythromycin is an antibiotic. Antibiotics work by suppressing the growth of bacteria that contribute to acne symptoms.
Erythromycin is available in Oral and Topical formulations. Topical antibiotics can be used to treat all types of acne, while oral antibiotics are usually reserved for patients with serious symptoms.
Overall, Erythromycin is rated as a Mediocre treatment for acne. Users report that, Erythromycin is Somewhat Effective for improving acne symptoms and that this medication tends to have Mild side effects.