letrozole

Other names: CGS20267, CGS-20267, Femara, Fémara, HSDB 7461, Letoval, 4,4'-(1H-1,2,4-triazol-1-yl-methylene)-bis(benzonitrile), CCRIS 8822, CGS 20267, 4-[(4-Cyanophenyl)-(1,2,4-triazol-1-yl)methyl]benzonitrile

Classifications: 6000

Reasons for prohibition: - [{"reason_code": 6012, "reason": "WADA S4: Hormone and Metabolic Modulators", "link": "https://www.wada-ama.org/en/prohibited-list", "guid": "ac1ba347-6d44-4a17-829d-e589bf33bbdb", "link_title": "WADA Prohibited List S4: Hormone and Metabolic Modulators", "updated": {"_seconds": 1703682875, "_nanoseconds": 162000000}}, {"reason_code": 6016, "reason": "Prescription drug", "link": null, "guid": "becae72e-580f-4d8d-8665-c0c4b1dc1381", "link_title": null, "updated": {"_seconds": 1703683249, "_nanoseconds": 70000000}}]

References: - {'title': 'NIH NCATS Inxight Drugs entry: Letrozole', 'url': 'https://drugs.ncats.io/drug/7LKK855W8I'}

Reason: WADA S4: Hormone and Metabolic ModulatorsPrescription drug

Label terms: []

Searchable name: letrozole

GUID: 0f6166e9-eb19-41e8-840a-c322aac64b13

Added: 2026-01-01T00:09:47.312568+00:00

Updated: {"_seconds": 1722279321, "_nanoseconds": 792000000}