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Dear Mavis:
Both erythromycin and benzoyl peroxide topical lotion have no adverse effects on the developing fetus. Erythromycin can change the body bacteria with the appearance of organisms that cause side effects such as diarrhea and vaginal discharge.
Keywords: erythromycin, benzoyl peroxide lotion, pregnancy
This informatin is provided for education and is not a medical consultation. If you have specific questons, please speak with your healthcare provider.