Estrogens, conjugated Other names: Premarin

Active ingredient description

The active ingredients of conjugated estrogens are primarily the sulfate esters of estrone, equilin sulfates, 17α-estradiol and 17β-estradiol. These substitute for the loss of estrogen production in menopausal women, and alleviate menopausal symptoms. Estrogens prevent bone loss following menopause or ovariectomy.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
G03CA57 Conjugated estrogens G Genito urinary system and sex hormones → G03 Sex hormones and modulators of the genital system → G03C Estrogens → G03CA Natural and semisynthetic estrogens, plain
Discover more medicines within G03CA57

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
PREMARIN Film-coated tablet FDA, National Drug Code (US) MPI, US: SPL/PLR
PREMARIN Powder for solution for injection FDA, National Drug Code (US) MPI, US: SPL/Old
PREMARIN Vaginal cream FDA, National Drug Code (US) MPI, US: SPL/PLR
PREMARIN Coated tablet Medicines & Healthcare Products Regulatory Agency (GB) MPI, EU: SmPC

External identifiers

CAS Substance: 12126-59-9
DrugBank Drug: DB00286
KEGG Drug: D04070
RxNorm Ingredient: 4099
UNII Identifier: IU5QR144QX
ESTROGENS, CONJUGATED

Medicines

Estrogens, conjugated is an active ingredient of these brands:

United States (US)

Austria (AT)

Brazil (BR)

Canada (CA)

Croatia (HR)

Ecuador (EC)

Estonia (EE)

Finland (FI)

France (FR)

Hong Kong (HK)

Ireland (IE)

Israel (IL)

Japan (JP)

Lithuania (LT)

Malta (MT)

Mexico (MX)

Netherlands (NL)

New Zealand (NZ)

Nigeria (NG)

Poland (PL)

Singapore (SG)

South Africa (ZA)

Spain (ES)

Turkey (TR)

United Kingdom (UK)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

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