Norvinisterone

This classification denotes a therapeutic progestin with the molecular formula C20H28O2, a preparation that US FDA regulates as an active ingredient or moiety under Unique Ingredient Identifier 7Q843V12Q0, chemically known as 19-nor-17-alpha-pregna-4,20-dien-3-one, 17-hydroxy- but generally known as norvinisterone, which bears US NIH Compound Identifier 65588. European Medicines Agency schedules Norvinisterone in its eXtended EudraVigilance Medicinal Product Dictionary or XEVMPD under Index SUB09381MIG. The term NORVINISTERONE is an International Non-Proprietary Name or INN (see WHO INN reference publication, Volume 16, No. 3 1962, List 4). NORVINISTERONE is scheduled in the U.S. International Trade Commission's Harmonized Tariff System (HTS) Pharmaceutical Appendix. Most nations schedule norvinisterone under HS 29372300 and SITC 54153. As of Q4 2014, NORVINISTERONE remains the US FDA Preferred Term for this commodity. Norvinisterone bears US NLM identifiers UMLS ID C2825279 and NCI Concept Code C80623. SMILES: OC1(C2(C(C3C(CC2)C2C(=CC(=O)CC2)CC3)CC1)C)C=C.