Bactrim Side Effects, Usefull Indormation, How to Take & More

Bactrim is a combination drug containing two substances, namely sulfamethoxazole, and trimethoprim. It is known for treating different infections caused by bacteria in the ear, urinary tract, respiratory system, or in the intestines. It is also used to cure pneumocystis.



Antibiotics destroy the cell wall of bacteria, thus inhibiting its activities of harming the body. Bactrim performs in the same way and retards the growth of harmful bacteria.


Side effects

While it is an effective antibiotic, there are some side effects of Bactrim too. They are categorized as major and minor side effects depending on their severity and time needed to cure their symptoms.


Minor side effects

Minor side effects are not usually severe and do not need medical assistance until they become serious and persistent. Most of the time they vanish with time. The minor side effects of Bactrim are listed below:

  • Face a sudden loss of appetite
  • Rashes appear on different body parts
  • You suffer from nausea and vomiting


Major side effects

These need assistance from a medical professional. Because they are severe, it is recommended to inform your doctor if you experience any of the side effects listed below:

  • Gums get swollen
  • Headache is reported
  • Lack of concentration in tasks
  • Problems in swallowing
  • Rise in the normal body temperature
  • Speech gets slurred
  • Suffer from liver problems
  • Urine passed is dark in color
  • Visible symptoms of jaundice are observed
  • You experience bloody diarrhea
  • You experience weakness
  • You get painful sores in the mouth


How to take Bactrim

Bactrim tablets should be taken orally with a glass of water. It is advised to increase your fluid intake while you are on this medicine to reduce the chances of being diagnosed with kidney stones.

For the best results, fix a time in a day to take this antibiotic. Do not stop using it when the disease is cured. It is better to use Bactrim for a prolonged period to avoid the growth of bacteria again.

The liquid should be measured with a measuring spoon to get the accurate dose as prescribed. To get the most benefit, take this medicine regularly to cure the symptoms of bacterial infection you are suffering from.

Store Bactrim in a place away from exposure to direct heat, light, and moisture



Some precautions you need to take when starting to use Bactrim include the following:

Do not use Bactrim if you are allergic to any of its ingredients

Tell your doctor if you suffer from any of the following medical conditions:

  • A liver disease
  • Have a kidney disorder
  • You suffer from anemia
  • You suffer from a deficiency of folic acid
  • You have porphyria
  • You suffer from a thyroid disorder
  • You are malnourished
  • You are diabetic

Do not get vaccinated while you are on this medication.

Do not use Bactrim if you are pregnant as it can harm the fetus.

This medicine may pass to the breastmilk. Consult your doctor before using Bactrim.

Use a sunscreen when going outdoors as Bactrim can make your skin sensitive to sunlight.