HomeCotrimoxazoleCotrimoxazole + Terbinafine Tablets 250 Mg

Does Cotrimoxazole Interact with Terbinafine Tablets 250 Mg?

Cotrimoxazole and Terbinafine Tablets 250 Mg have a unknown drug interaction according to U.S. FDA drug labeling data. The influence of terbinafine on the pharmacokinetics of fluconazole, cotrimoxazole (trimethoprim and sulfamethoxazole), zidovudine or theophylline was not considered to be clinically significant. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Unknown
Cotrimoxazole Class
Azole Antifungal
Management
Consult your pharmacist
Data Source
U.S. FDA via OpenFDA

What To Tell Your Doctor or Pharmacist

If you are taking Cotrimoxazole and your doctor is considering prescribing Terbinafine Tablets 250 Mg (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Never stop or change either medication without first consulting your healthcare provider
💊 Cotrimoxazole+💊 Terbinafine Tablets 250 Mg(Terbinafine Hydrochloride)

Severity & Interaction Details

ℹ️
unknown
Interaction documented — severity unclassified
The FDA label notes an interaction but the severity is not classified in our dataset.
Severity scale
MinorContra
On record
Yes
Drug A class
Azole Antifungal
Drug B class
Source
FDA drug label - terbinafine tablets 250 mg

What this means in plain English

The influence of terbinafine on the pharmacokinetics of fluconazole, cotrimoxazole (trimethoprim and sulfamethoxazole), zidovudine or theophylline was not considered to be clinically significant.

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Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine. For informational purposes only. Always consult your pharmacist or physician.