MeSH Browser

MeSH Heading: Levonorgestrel
Tree Number(s): D04.210.500.668.651.693.762.450
Unique ID: D016912
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D016912
Scope Note: A synthetic progestational hormone with actions similar to those of PROGESTERONE and about twice as potent as its racemic or (+-)-isomer (NORGESTREL). It is used for contraception, control of menstrual disorders, and treatment of endometriosis.
Entry Term(s): 18,19-dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17alpha)-(-)-; Capronor; Cerazet; D-Norgestrel; Microlut; Microval; Mirena; NorLevo; Norgeston; Norplant; Norplant-2; Plan B; Vikela; duofem; l-Norgestrel
Pharm Action: Contraceptive Agents, Female
Contraceptives, Oral, Synthetic
Contraceptive Agents, Hormonal
Registry Numbers: 5W7SIA7YZW; 0
Related Numbers: 797-63-7
Previous Indexing: Norgestrel (1980-1991)
Public MeSH Note: 1992; LEVONORGESTREL was indexed under NORGESTREL 1980-1991; for D-NORGESTREL use NORGESTREL 1978-2001
History Note: 1992; use LEVONORGESTREL (NM) 1980-1991; for D-NORGESTREL use NORGESTREL 1978-2001
Date Established: 1992/01/01
Date of Entry: 1991/05/30
Revision Date: 2019/01/16

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

agonists (AG)

analogs & derivatives (AA)

analysis (AN)

antagonists & inhibitors (AI)

blood (BL)

cerebrospinal fluid (CF)

chemical synthesis (CS)

chemistry (CH)

classification (CL)

economics (EC)

history (HI)

immunology (IM)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

poisoning (PO)

radiation effects (RE)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

urine (UR)

Concept UI: M0025734
Registry Numbers: 5W7SIA7YZW
Related Numbers: 797-63-7
Scope Note: A synthetic progestational hormone with actions similar to those of PROGESTERONE and about twice as potent as its racemic or (+-)-isomer (NORGESTREL). It is used for contraception, control of menstrual disorders, and treatment of endometriosis.
Terms: Levonorgestrel Preferred Term
Term UI T050632
Date01/01/1999
LexicalTag NON
ThesaurusID; 18,19-dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17alpha)-(-)-
Term UI T000950046
Date12/26/2018
LexicalTag NON
ThesaurusID NLM (2020); D-Norgestrel
Term UI T028708
Date12/26/1978
LexicalTag NON
ThesaurusID UNK (19XX); l-Norgestrel
Term UI T050633
Date03/22/1991
LexicalTag NON
ThesaurusID NLM (1992)

Levonorgestrel MeSH Descriptor Data 2024