Thiabendazole has 6 known drug interactions based on U.S. FDA drug labeling data. 2 are classified as major interactions requiring close medical supervision. Notable interactions include combinations with Warfarin, Warfarin Sodium, Riluzole. Patients taking Thiabendazole should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.
- Total
- 6
- Major
- 2
- Moderate
- 1
Major (2)
- Thiabendazole + Warfarin— CYP1A2 inhibitor that increases warfarin exposure and INR effect; requires close INR monitoring.
- Thiabendazole + Warfarin Sodium— CYP1A2 inhibitor that increases warfarin effect and INR; requires close INR monitoring.
Moderate (1)
- Thiabendazole + Riluzole— The concomitant use of strong or moderate CYP1A2 inhibitors (e.g., ciprofloxacin, enoxacin, fluvoxamine, methoxsalen, me…