Sulfamethoxazole/trimethoprim is an antibiotic used to treat various infections, including ear infections. This eMedTV page explains how sulfamethoxazole/trimethoprim works, offers dosing information for the drug, and lists its potential side effects.
Fatigue, nausea, and headaches are some of the reported side effects of sulfamethoxazole/trimethoprim. This eMedTV resource lists other possible side effects, including potentially serious ones that require immediate medical attention.
Sulfamethoxazole/trimethoprim is used for treating ear infections, UTIs, and other bacterial infections. This eMedTV Web page covers the drug's uses in more detail and discusses the use of this antibiotic in children.
The usual sulfamethoxazole/trimethoprim dosage for treating most infections is 800/160 mg every 12 hours. This eMedTV segment lists dosing guidelines for specific infections and explains how dosing works for children.
Cyclosporine, certain diuretics, and digoxin may cause drug interactions with sulfamethoxazole/trimethoprim. This eMedTV article lists other drugs that may interact with sulfamethoxazole/trimethoprim and describes these potential interactions.
Since sulfamethoxazole/trimethoprim contains a sulfa drug, do not take it if you have a sulfa allergy. This eMedTV page lists other precautions and warnings with sulfamethoxazole/trimethoprim, including more information on who should not use the drug.
