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Trimethoprim 200mg - 6 tablets (1 course of treatment)

From £9.50

Medication features

  • Twice daily dosage
  • For bacterial infections in the urinary tract
  • NOT to be used in pregnancy

NOTE: After selecting this product, you will need to complete a short assessment, so we can make sure this medication is suitable for you.


Buy Trimethoprim tablets for Cystitis Online

Trimethoprim 200mg is used as a treatment in bacterial infections of the urinary tract. Trimethoprim works by killing bacteria. It does this by slowing folate synthesis which is required by the bacteria for replication.




  • Can I take trimethoprim when pregnant?

    No. Trimethoprim can be harmful to the baby, particularly in the first trimester of pregnancy.

  • I have taken trimethoprim and developed a mild rash what should I do?

    Try applying a mild, fragrance-free moisturiser. If the rash worsens, spreads or is causing irritation speak to your doctor.

  • Do I take trimethoprim with food?

    With Trimethoprim it doesn’t matter if you take it with or without food.

  • My infection has cleared after taking Trimethoprim for one day should I stop taking it?

    No, ensure you completely the full course to prevent relapse of your infection.

Side Effects

As with all medications, there are some side effects, although not everybody gets them. Some of the sides effects associated with Trimethoprim are nausea and mild itchy rash. A full list of side effects can be seen in the patient information leaflet and it is always advised you read this prior to taking any medication.

Info Leaflet

You can read the patient information leaflet for Trimethoprim online, at medicines.org.uk

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From £9.50
Trimethoprim 200mg x 6
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