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norelgestromin

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noun nor·el·ges·tro·min \ˌnȯr-el-ˈjes-trə-mən\

Medical Definition of norelgestromin

  1. :  a synthetic progestogen C21H29NO2 that is the primary active metabolite of norgestimate and is used in combination with ethinyl estradiol in a contraceptive transdermal patch—see ortho evra

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