dydrogesterone
noun
dy·dro·ges·ter·one
| \ ˌdī-drō-ˈjes-tə-ˌrōn
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Medical Definition of dydrogesterone
: a synthetic progestational agent C21H28O2 used in the diagnosis and treatment of amenorrhea, dysmenorrhea, endometriosis, and in a test for pregnancy
— called also isopregnenone