Neomycin is a type of antibiotic that treats bacterial infections. It can also treat hepatic coma. This medication comes in a tablet form. Neomycin, also known as framycetin, is an aminoglycoside antibiotic that displays bactericidal activity against Gram-negative aerobic bacilli and some anaerobic bacilli where resistance has not yet arisen. It is generally not effective against Gram-positive bacilli and anaerobic Gram-negative bacilli. Neomycin belongs to the family of medicines called antibiotics. Neomycin topical preparations are used to help prevent infections of the skin. This medicine may be used for other problems as determined by your doctor. Neomycin topical preparations are available without a prescription. What is neomycin? Neomycin is an antibiotic that is used to prevent bacterial infection in the intestines. Neomycin is also used to reduce the symptoms of hepatic coma. Neomycin is sometimes given with another antibiotic. Neomycin may also be used for purposes not listed in this medication guide. Neomycin is an antibiotic used to prevent and treat bacterial infections in several distinct ways: as a topical ointment for minor skin wounds, as an oral medication to reduce ammonia in liver disease, and as part of bowel preparation before colorectal surgery. Get clear safety guidance for Neomycin (Oral), including warnings, precautions, when to seek medical assistance, and how to use it correctly. Neomycin is an aminoglycoside antibiotic agent used orally and topically to treat a wide variety of infections in the body. Oral neomycin is used to help lessen the symptoms of hepatic coma, a complication of liver disease. In addition, it may be used with another medicine before any surgery affecting the bowels to help prevent infection during surgery. 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 oral antibiotic. It's used to kill certain toxin-producing bacteria in the gut to ease the symptoms of hepatic encephalopathy (also called hepatic coma), a condition where there's brain damage caused by serious liver problems. It's also used to lower the risk of a bacterial infection before bowel surgery.