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Gestrinone MeSH Descriptor Data 2024


MeSH Heading
Gestrinone
Tree Number(s)
D04.210.500.668.651.568.620.400
Unique ID
D005867
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D005867
Scope Note
A non-estrogenic contraceptive which is a weak progestin with strong anti-progesterone properties. It is effective if used once a week orally or can also be used in intravaginal devices.
Entry Term(s)
18,19-Dinorpregna-4,9,11-trien-20-yn-3-one, 13-ethyl-17-hydroxy-, (17alpha)-
Dimetriose
Nemestran
R-2323
R2323
Pharm Action
Contraceptives, Oral, Hormonal
Progestins
Registry Number
1421533RCM
Related Numbers
16320-04-0
83648-01-5
CAS Type 1 Name
18,19-Dinorpregna-4,9,11-trien-20-yn-3-one, 13-ethyl-17-hydroxy-, (17alpha)-
Previous Indexing
Gonanes (1968-1974)
Norgestrienone/analogs & derivatives (1975-1978)
Public MeSH Note
91; was see under NORPREGNATRIENES 1988-90; was R 2323 see under NORPREGNATRIENES 1979-87
Online Note
use GESTRINONE to search R 2323 1979-87
History Note
91(88); was see under NORPREGNATRIENES 1988-90; was R 2323 see under NORPREGNATRIENES 1979-87
Date Established
1991/01/01
Date of Entry
1977/12/15
Revision Date
2019/07/05
Gestrinone Preferred
Nemestran Narrower
R-2323 Narrower
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