What are sulfonamides?
Definition Sulfonamides are medicines that prevent the growth of bacteria in the body. Purpose Sulfonamides are used to treat many kinds of infections caused by bacteria and certain other microorganisms. Physicians may prescribe these drugs to treat urinary tract infections, ear infections, frequent or long-lasting bronchitis, bacterial meningitis, certain eye infections, Pneumocystis carinii pneumonia, traveler’s diarrhea, and a number of other kinds of infections. These drugs will not work for colds, flu, and other infections caused by viruses. Description Sulfonamides, also called sulfa medicines, are available only with a physician’s prescription. They are sold in tablet and liquid forms. Some commonly used sulfonamides are sulfisoxazole (Gantrisin) and the combination drug sulfamethoxazole and trimethoprim (Bactrim, Cotrim). Recommended dosage The recommended dosage depends on the type of sulfonamide, the strength of the medicine, and the medical problem for which it is being take
