The disease process of ulcerative colitis affects the large intestine, also known as the colon. Ulcerative colitis causes the innermost lining of the colon to become affected with small open sores that produce pus and mucus. This type of inflammation causes bloody diarrhea along with cramping and painful discomfort in the abdomen, the Crohn's & Colitis Foundation of America reports.
Ampicillin
Ampicillin fights bacteria that cause ulcerative colitis. Ampicillin is classified as one of the penicillin-type antibiotics, Drugs.com reports. A person undergoing treatment with ampicillin should take it with food and a full glass of water at the same time every day. The person needs to finish the full course of the treatment as prescribed.
Ciprofloxacin
Ciprofloxacin treats ulcerative colitis caused by a bacterial infection the same way all antibiotics work: by interfering with bacterial reproduction and growth. Drugs.com states the person suffering from ulcerative colitis should not take ciprofloxacin with milk products. If the person has health ailments, such as diabetes or liver and kidney problems, he should report them to the doctor before taking this medication. The full course of antibiotic therapy needs to occur to have full therapeutic affect on the infection. This medication should be consumed at the same time each day.
Metronidazole
When a doctor prescribes metronidazole, the person should take it without food, Drugs.com reports. Like many antibiotics, the person needs to take metronidazole at the same time each day without skipping a dose or stopping short of the full course of treatment.
Norfloxacin
Another antibiotic for the treatment of ulcerative colitis, norfloxacin, also need to be ingested without food. It also requires a full glass of water for full effect, as well as complete ingestion of the course of treatment, Drugs.com reports.
Cefaclor
Physicians also may prescribe cefaclor as an antibiotic treatment for ulcerative colitis. Like most antibiotics, cefaclor can cause some mild and temporary non-serious side effects during the initial phase of consumption. These may include headaches, nausea, diarrhea, tiredness and a sinus infection.
