Sulphamethoxazole - TMP side effects

Sulphamethoxazole - TMP 400/800 mg side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Sulphamethoxazole - TMP 400/800 mg.

More common side effects of Sulphamethoxazole - TMP 400/800 mg: May include, hives, lack or loss of appetite, nausea, skin rash, vomiting.

Less common or rare side effects of Sulphamethoxazole - TMP 400/800 mg: May include abdominal pain, allergic reactions, anemia, chills, convulsions, depression, diarrhea, eye irritation, fatigue, fever, hallucinations, headache, hepatitis, inability to fall or stay asleep, inability to urinate, increased urination, inflammation of heart muscle, inflammation of the mouth and/or tongue, itching, joint pain, kidney failure, lack of feeling or concern, lack of muscle coordination, loss of appetite, low blood sugar, meningitis (inflammation of the brain or spinal cord), muscle pain, nausea, nervousness, red, raised rash, redness and swelling of the tongue, ringing in the ears, scaling of dead skin due to inflammation, sensitivity to light, severe skin welts or swelling, skin eruptions, skin peeling, vertigo, weakness, yellowing of eyes and skin.

Why should Sulphamethoxazole - TMP 400/800 mg not be prescribed?

• If you are sensitive to or have ever had an allergic reaction to trimethoprim, sulfamethoxazole, or other sulfa drugs, you should not take Sulphamethoxazole - TMP 400/800 mg. Make sure that your doctor is aware of any drug reactions that you have experienced. Unless you are directed to do so by your doctor, do not take Sulphamethoxazole - TMP 400/800 mg.
  
• If you have been diagnosed as having megaloblastic anemia, which is a blood disorder due to a deficiency of folic acid. Sulphamethoxazole - TMP 400/800 mg should not be given to infants less than 2 months of age. Sulphamethoxazole - TMP 400/800 mg is not recommended for preventative or prolonged use in middle ear infections and should not be used in the treatment of streptococcal pharyngitis (strep throat) or certain other streptococcal infections.
  
• You should not take Sulphamethoxazole - TMP 400/800 mg if you are pregnant or nursing a baby.

Special warning about Sulphamethoxazole - TMP 400/800 mg:

• Make sure your doctor knows if you have impaired kidney or liver function, have a folic acid deficiency, are a chronic alcoholic, are taking anticonvulsants, have been diagnosed as having malabsorption syndrome (abnormal intestinal absorption), are in a state of poor nutrition, or have severe allergies or bronchial asthma.
• Sulphamethoxazole - TMP 400/800 mg should be used cautiously under these conditions- If you develop severe diarrhea, call your doctor. This drug can cause a serious intestinal inflammation. If you have AIDS (acquired immunodeficiency syndrome) and are taking Sulphamethoxazole - TMP 400/800 mg to treat or prevent Pneumocystis carinii pneumonia, you will experience more side effects than will someone without AIDS