Always consult your doctor or pharmacist before taking sulfamethoxazole. If your condition does not improve or becomes worse, then call your doctor.
Driving or operating machinery is okay if you are aware how you might react to it.
Do NOT use sulfamethoxazole if:
- You are allergic to any ingredient in sulfamethoxazole;
- You have a history of low blood platelet level;
- You have sever kidney problem or liver damage;
- The patient is a child younger than 2 months;
- You are taking dofetilide or methenamine;
- If contains particles, is cloudy or discolored, or if the vial is cracker or damaged.
Use of sulfamethoxazole during pregnancy or breast feeding is fine after consulting with your doctor. Because there is little evidence with regards to the use of sulfamethoxazole during pregnancy or breast feeding, and so consult your doctor or health care professional before taking sulfamethoxazole.
Refer to your doctor or pharmacist for guidelines on dosage. Do not exceed what they advise.
Usual dose for adults is: 160mg-800mg orally every 12 hours for one to two weeks.
Usual does for children is: 40mg/kg per 24 hours, given in two divided doses every 12 hours for up to 10 days.
There are 106 major drugs known that can interact with sulfamethoxazole. Please consult with your doctor about any medications you are taking, before your treatment with sulfamethoxazole.