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Y0001004

Dydrogesterone

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

9β,10α-Pregna-4,6-diene-3,20-dione

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About This Item

Empirical Formula (Hill Notation):
C21H28O2
CAS Number:
152-62-5
Molecular Weight:
312.45
UNSPSC Code:
41116107
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

dydrogesterone

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

InChI

1S/C21H28O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h4-5,12,16-19H,6-11H2,1-3H3/t16-,17+,18-,19+,20+,21+/m0/s1

InChI key

JGMOKGBVKVMRFX-HQZYFCCVSA-N

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Dydrogesterone EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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R H Foster et al.
Drugs & aging, 11(4), 309-332 (1997-10-29)
The focus of this review is hormone replacement therapy (HRT) with continuous oral 17 beta-estradiol (herein referred to as estradiol) 2 mg/day plus sequential oral dydrogesterone 10 or 20 mg/day for 14 days of each 28-day cycle. According to data
Adolf E Schindler
Maturitas, 65 Suppl 1, S3-11 (2009-12-09)
Dydrogesterone has a molecular structure closely related to that of natural progesterone, but it has enhanced oral availability compared with progesterone. The hormonal profile and the progestational potency of dydrogesterone has been determined in vitro, in vivo and in humans
Annette Queisser-Luft
Early human development, 85(6), 375-377 (2009-02-06)
Between 1977 and 2005, 28 cases of potential links between maternal dydrogesterone use during pregnancy and congenital birth defects were reported. The types of defects were very diverse, with no evidence of a pattern of abnormalities. The data do not
Alfred O Mueck et al.
Maturitas, 65 Suppl 1, S51-S60 (2009-10-20)
According to the Women's Health Initiative (WHI) study, the most important risks during combined hormone replacement therapy (HRT) are breast cancer, stroke and venous thromboembolism. To date, combinations of estradiol with natural progesterone or its retroisomer dydrogesterone are the only
Christian J Gruber et al.
The Journal of steroid biochemistry and molecular biology, 97(5), 426-430 (2005-09-29)
The published evidence regarding the administration of dydrogesterone in the treatment of habitual abortion is summarised in this review. Habitual abortion is defined as the loss of three or more consecutive pregnancies without known maternal or foetal pathology. The immunology
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