Always inform your doctor about any allergies, especially to sulfa drugs or trimethoprim. Report any previous reactions to Bactrim or similar medications.
Drink plenty of fluids while taking Bactrim to prevent crystal formation in your urine.
Avoid sun exposure and use sunscreen with a high SPF to minimize the risk of photosensitivity.
Monitor yourself for signs of allergic reactions such as rash, itching, swelling, or difficulty breathing. Seek immediate medical attention if these occur.
Bactrim can affect your blood counts. Your doctor may order blood tests to monitor this. Report any unusual bruising or bleeding.
| Nausea | Feeling sick to your stomach. | Take with food or as directed by your doctor. |
| Diarrhea | Loose, watery stools. | Contact your doctor, especially if severe or persistent. |
| Headache | Pain in the head. | Over-the-counter pain relievers may help. Inform your doctor if severe or persistent. |
| Skin rash | Red, itchy, or bumpy skin. | Stop taking Bactrim and contact your doctor immediately. |
Pregnancy and breastfeeding: Discuss Bactrim use with your doctor before taking it if you are pregnant or breastfeeding.
Interactions: Some medications interact with Bactrim. Provide your doctor with a complete list of your medications, including over-the-counter drugs and supplements.
