Metrogel (Metronidazole) may treat, side effects, dosage, drug interactions, warnings, patient labeling, reviews, and related medications including drug comparison and health resources. Metronidazole is a topical cream or gel that is used to treat acne condition Rosacea. Learn about metronidazole gel side effects and applications at Patient. Metronidazole gel USP, 1% is a nitroimidazole for topical use. Metronidazole gel USP, 1% is a clear, colorless to pale yellow, aqueous gel. Each gram contains 10 mg of metronidazole. Chemically. Metronidazole topical gel is used to treat inflammatory lesions (pimples and red bumps) caused by rosacea. Rosacea is a skin disease that causes redness and pimples on your nose, cheeks, chin, and forehead. Metronidazole topical: side effects, dosage, interactions, FAQs, reviews. Used for: bacterial vaginosis, balanoposthitis, perioral dermatitis, rosacea Metronidazole gel is a type of antibiotic that treats bacterial infections in your vagina. It doesn’t treat yeast infections or viral infections. Learn about Metrogel (metronidazole) usage and dosing. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. METROGEL® (metronidazole gel), 1% is an aqueous gel; each gram contains 10 mg of metronidazole in a base of betadex, edetate disodium, hydroxyethyl cellulose, methylparaben, niacinamide phenoxyethanol, propylene glycol, propylparaben and purified water. MetroGel (Metronidazole gel, 1%) MECHANISM OF ACTION1-6 Metronidazole, a type of nitroimidazole, is a prodrug that becomes activated in organisms with low oxygen levels, resulting in the fragmentation of the imidazole ring and subsequent cytotoxic effects. Metronidazole has antiprotozoal, antibacterial, and anti-inflammatory properties. Find patient medical information for Metronidazole topical on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings.