Estrogens, Conjugated (USP)

**Definition:** A pharmaceutical preparation containing a mixture of water-soluble, conjugated estrogens derived wholly or in part from URINE of pregnant mares or synthetically from ESTRONE and EQUILIN. It contains a sodium-salt mixture of estrone sulfate (52-62%) and equilin sulfate (22-30%) with a total of the two between 80-88%. Other concomitant conjugates include 17-alpha-dihydroequilin, 17-alpha-estradiol, and 17-beta-dihydroequilin. The potency of the preparation is expressed in terms of an equivalent quantity of sodium estrone sulfate.

**Tree numbers:** - D06.472.334.851.437.988

**Synonyms:** - Conjugated Estrogens - Conjugated Estrogen - Estrogens, Conjugated - Estrogenic Substances, Conjugated - Estrogenic Hormones, Conjugated