Trimethoprim

• Infections caused by Trimethoprim sensitive bacteria
• Urinary tract infections (recurrent urinary tract infections)
• Respiratory tract infections

When should one not use Trimethoprim

• Do not take if you are allergic to Trimethoprim or any ingredient of this medicine
• Do not take this medicine in pregnancy
• Do not take this medicine if you suffer from any blood disorders such as anaemia
• Do not take this medicine for premature babies or infants under 4 months of age

Common side effects of this drug are:

• Hyperkalaemia (high levels of potassium in the blood)
• Vomiting
• Diarrhea
• Nausea
• Stomach discomfort
• Skin rash
• Oral ulcers
• High potassium level – muscle weakness, slow heart rate, etc.
• Headache

Other General Warnings

• You have kidney problems, diabetes, folic acid deficiency (may cause anaemia), any disorder that causes skin sensitivity to light, pain attacks and muscle weakness
• You are taking Repaglinide (medicine for treating diabetes), difficulty while urinating or a weak stream of urine, pain or swelling in your stomach area
• You are taking any medicines including prescription medicines, non prescription medicines and herbal products

How Does It Work?

Interactions with other medicines

• Repaglinide
• Rifampicin
• Digoxin
• Phenytoin
• Spironolactone
• Bone marrow depressants
• Pyrimethamine and Dapsone
• Potassium supplements
• Medicines used for the treatment of high blood pressure
• Methotrexate
• Procainamide
• Diuretics

Overdose

Missed a Dose