Estrogen, a potent hormone found in both genders but is of clinical importance in females especially in the menstrual cycle. This video discusses on the pharamacology of estrogen in great detail as well as its synthetically made analogues. Timeline: 0:00 Introduction to estrogen 1:00 Estrogen Receptors 1:45 Actions of Estrogens 3:00 Classification of Estrogen 4:06 Uses of synthetic estrogen 6:00 Advrse effects of estrogen 6:20 Contraindications 6:40 Classification of Antiestrogens 8:38 Introduction - Selective Estrogen Receptor Modulators 9:20 Classification - Selective Estrogen Receptor Modulators 9:40 Pharmacological actions of SERM's 10:52 Adverse Effects of SERM's 11:30 Indication of SERM's