An interaction between danazol and warfarin. Case report

Goulbourne IA, I A Goulbourne, D A MacLeod, Donald A. MacLeod, Macleod Da
British journal of obstetrics and gynaecology · 1981 · vol. 88(9) , pp. 950–951 · doi:10.1111/j.1471-0528.1981.tb02235.x · PMID:7272269 · W1994162324
Case report OA: closed CC0 ⤵ 4 in-corpus citations
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⚙ AI-generated summary by gemini-2.5-flash-lite, 2026-06-12 ⓘ

A patient taking warfarin experienced increased prothrombin time and gastrointestinal bleeding when treated with danazol for endometriosis.

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Abstract

Summary A 40‐year‐old patient is described who was taking warfarin because she had a prosthetic mitral valve. When she was treated with danazol for endometriosis, her prothrombin time increased and she had a haematemesis.

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Condition tags

endometriosis

MeSH descriptors

Danazol Pregnadienes Warfarin Adult Adult Danazol Danazol Drug Interactions Drug Interactions Endometriosis Endometriosis Endometriosis Female Female Heart Valve Diseases Heart Valve Diseases Heart Valve Diseases Hematemesis Hematemesis Hematemesis

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Cites (1)

Cited by (4)

References (2)

Cited by (4)

Source provenance

europepmc
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License: CC0 · commercial use OK