Estrogen
PRIMARY FEMALE SEX HORMONE IN MAMMALS, AS WELL AS A MEDICATION, IS RESPONSIBLE FOR THE DEVELOPMENT AND REGULATION OF THE FEMALE REPRODUCTIVE SYSTEM AND SECONDARY SEX CHARACTERISTICS
Oestrogens; Estrogens; Estrogenic; Estrogens, catechol; Estrogenicity; Œstrogen; Oestrogen; OEstrogen; Estrogen pill; Hyperestrogenic; Hyperestrogenemia; Estrogenic compounds; Estrogen metabolism; Hyperoestrogenisation; Prempro/Premphase; Par Estro; Morestin; Hyhorin; Conestoral; Estrogenic activity; Comparison of estrogens; Topical estrogen; Steroidal estrogen; Steroidal estrogens; Steroid estrogens; Steroid estrogen; Œstrogens
Estrogen or oestrogen is a category of sex hormone responsible for the development and regulation of the female reproductive system and secondary sex characteristics. There are three major endogenous estrogens that have estrogenic hormonal activity: estrone (E1), estradiol (E2), and estriol (E3).