Trimethoprim-sulfamethoxazole -- a widely used antibiotic sold as Septra, Bactrim, and others -- has a set of adverse reactions that range from minor to potentially fatal, according to a literature ...

People with sulfa allergies should avoid medications containing sulfonamides. Bactrim, Septra, and Silvadene are examples of drugs containing sulfa. Non-sulfa antibiotics like penicillins and ...

A physician wrote a prescription for Septra for a patient with true anaphylactic reaction to penicillin. I called, and the doctor said that new studies show that there is no such thing as ...