This medicine contains two active ingredients, sulfamethoxazole and trimethoprim. This is an antibiotic combination containing a sulfonamide antibiotic. It works by killing sensitive bacteria. Bactrim is prescribed for the treatment of infection of the upper and lower respiratory tract and ear infections, bronchitis, pneumonia, middle ear and sinus infections; kidney, bladder, urinary and genital organs infection; infection of the stomach and intestines, such as diarrhea caused by bacteria, cholera, typhoid and paratyphoid.
Is Bactrim suitable for me?
Bactrim is not suitable for everyone. Do not use it
- if you are allergic (hypersensitive) to sulfamethoxazole, trimethoprim or any of the other ingredients of this medicine
- if you are more than 6 months pregnant
- if you have liver damage or severe kidney problems
- if you have anemia caused by low levels of folate in the blood
- if the patient is a child younger than 2 months old
- if you have blood disorder
In particular, you must tell the doctor if you:
- are pregnant or breastfeeding
- have liver or kidney problems
- have certain blood problems (anemia, porphyria)
- have thyroid problems, asthma
- have glucose-6-phosphate dehydrogenase (G6PD) deficiency
- have HIV infection
- have low levels of folate in the blood or are at risk for low blood folate levels
- have a history of high blood potassium levels
Bactrim interacts with other medicines. It is most important that you tell the doctor all the medications and herbal supplements that you are currently taking.
See the package leaflet for a complete list of possible contraindications and warnings.
How should I take Bactrim?
This medicine is available in form of a tablet.
You should take Bactrim exactly as instructed by your doctor or pharmacist.
- Tablet: the usual dose for adults and children over 12 years is 2 tablets taken in the morning and in the evening after meal.
Do not use more of it, do not use it more often, or do not use it for a longer time than your doctor instructed. Also, this medicine works best if there is a constant amount in the blood. To help keep this amount constant, do not miss any doses and take the medicine at the same time each day. Do not take two doses together if you miss a dose.
Read the information leaflet provided with your medication for additional information. Talk to your doctor if you have any additional questions.
What are Bactrim side effects?
Like all medicines Bactrim can cause side effects, including:
- skin rash
Other side effects:
- weakness, fatigue
- high temperature or frequent infections
- decreased number of white blood cells in the blood
- nausea or vomiting
- stomach pain, diarrhea
- difficult urination
- decreased or increased amount of urine
- loss of appetite
- chest pain
- muscle or joint pain
- unusual reaction of the skin to the sun
- ulcers in the mouth and on the tongue
- inflammation of the tongue
- headache or neck stiffness
- numbness or tingling in the hands and feet
- feeling of instability or dizziness
- buzzing or other unusual sounds in the ears
- fungal infections in the mouth and vagina
Consult a doctor if the side effects are severe. See the package leaflet for a complete list of side effects.