Exemestane

32 interactions 101 cited references
Also sold as: Aromasin Aromasin®
About Exemestane

Exemestane is used to treat early breast cancer in women who have experienced menopause ('change of life'; end of monthly menstrual periods) and who have already been treated with a medication called tamoxifen (Nolvadex) for 2 to 3 years. This medication is also used to treat breast cancer in women who have experienced… Read the full Exemestane drug information page →

Dr. Brian Staiger, PharmD, BCPS
Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated Aug 9, 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: Dengue Tetravalent Vaccine, Live Yellow Fever Vaccine Smallpox Monkeypox Vaccine Rubella Virus Vaccine, Live Bacillus Of Calmette And Guerin Vaccine, Live Mumps Virus Vaccine, Live
9 Contraindicated 22 Major 1 Moderate
All (32) Contraindicated (9) Major (22) Moderate (1)

Moderate

Exemestane Encorafenib Braftovi Increased OATP1B1 substrate exposure and increased risk of OATP1B1 substrate-related toxicities 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.