ATC Group: G03CA57 Conjugated estrogens

The World Health Organization's ATC classification organizes medical drugs based on therapeutic properties, chemical composition, and anatomy. It helps make essential medicines readily available globally and is widely used in the pharmaceutical industry.

Position of G03CA57 in the ATC hierarchy

Level Code Title
1 G Genito urinary system and sex hormones
2 G03 Sex hormones and modulators of the genital system
3 G03C Estrogens
4 G03CA Natural and semisynthetic estrogens, plain
5 G03CA57 Conjugated estrogens

Defined daily dose

The DDD is the assumed average maintenance dose per day for a drug used for its main indication in adults. The DDD is a unit of measurement and does not necessarily reflect the recommended or Prescribed Daily Dose. Therapeutic doses for individual patients and patient groups will often differ from the DDD as they will be based on individual characteristics (such as age, weight, ethnic differences, type and severity of disease) and pharmacokinetic considerations.

Route Amount
ORAL - Oral 625 mg
VAGIN - Vaginal 625 mg

Active ingredients in G03CA57

Active Ingredient Description
Estrogens, conjugated

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.

Related product monographs

Title Information Source Document Type  
PREMARIN Coated tablet Medicines & Healthcare Products Regulatory Agency (GB) MPI, EU: SmPC
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

Medicines in this ATC group

United States (US)

Brazil (BR)

Canada (CA)

Ecuador (EC)

Hong Kong (HK)

Ireland (IE)

Japan (JP)

Malta (MT)

Mexico (MX)

New Zealand (NZ)

Nigeria (NG)

Singapore (SG)

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.