Learn everything about Neomycin – its structure, uses, dosage guidelines, side effects, drug interactions, and expert advice. Accurate, reliable & pharmacist reviewed. Find patient medical information for Neomycin (Mycifradin, Neo-Fradin) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Neomycin is an antibiotic agent belonging to the pharmacological class of Aminoglycoside antibiotics. Neomycin has been approved to relieve symptoms and also for the treatment and maintenance of Neomycin can help to relieve symptoms and also for the treatment and maintenance of Small intestinal bacterial overgrowth, methanogen overgrowth, Surgical prophylaxis, colorectal, Impetigo, Infected wounds, Dermatitis, Ear Infections. Neomycin , once absorbed, only a small fraction, distributes ... Neomycin is an aminoglycoside antibiotic derived from Streptomyces fradiae that inhibits bacterial protein synthesis. It is used orally, topically, and in combination with other drugs to treat various infections in the body, but it may cause allergic reactions and drug resistance.