Tinidazole

Name: Tinidazole Drug Interactions
Creator: Dr. Brian Staiger, PharmD, BCPS

10 interactions

Also sold as: Tindamax Tindamax®

About Tinidazole

Tinidazole is used to treat trichomoniasis (a sexually transmitted disease that can affect men and women), giardiasis (an infection of the intestine that can cause diarrhea, gas, and stomach cramps), and amebiasis (an infection of the intestine that can cause diarrhea, gas, and stomach cramps and can spread to other or… Read the full Tinidazole drug information page →

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated Jun 30, 2026 · Editorial policy · Data sources

Sources: FDA prescribing information (Structured Product Labeling), the published literature cited in each entry, DDInter 2.0 (a major open-access drug-interaction database), and legacy DrugBank interaction data distributed by the NIH's RxNav service (decommissioned in 2024) — analyzed and reviewed by our pharmacist team. How we build this library →

Most serious with: Capecitabine Disulfiram Fluorouracil Fluorouracil Injection Fluorouracil Topical

5 Major 4 Moderate 1 Minor

All (10) Major (5) Moderate (4) Minor (1)

Moderate

Tinidazole Cholestyramine Resin Locholest® Decreased tinidazole effectiveness Details Tinidazole Cyclosporine Injection Atopica Increased levels of cycloSPORINE Details Tinidazole Cyclosporine Ophthalmic Cequa Increased levels of cycloSPORINE Details Tinidazole Lithium Carbonate Lithobid Elevated lithium plasma levels and lithium toxicity (weakness, tremor, excessive thirst, confusion) Details

Check another drug

Still have questions about this combination?

Every question gets a real answer from a licensed pharmacist — free, and usually within a day.

Ask the pharmacist

Educational information only, not medical advice. Always confirm interactions with your pharmacist or prescriber before making any change to your medications.