Liothyronine

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

31 interactions 108 cited references

Also sold as: Cytomel Cytomel® Liomny

About Liothyronine

Liothyronine is a thyroid agent used to treat hypothyroidism and other thyroid conditions. Read the full Liothyronine drug information page →

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated Aug 10, 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: Iomeprol Midodrine Iopromide Furosemide Insulin Aspart, Recombinant Insulin Glargine, Recombinant

10 Major 15 Moderate 6 Minor

All (31) Major (10) Moderate (15) Minor (6)

Minor

Liothyronine Acenocoumarol An increased risk of bleeding Details Liothyronine Anisindione An increased risk of bleeding Details Liothyronine Dicumarol An increased risk of bleeding Details Liothyronine Phenindione An increased risk of bleeding Details Liothyronine Phenprocoumon An increased risk of bleeding Details Liothyronine Warfarin Coumadin An increased risk of bleeding Details

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