Used in the treatment of deficiency states including diabetes (insulin), diabetes insipidus (desmopressin), hypothyroidism (thyroid hormones), and menopause (estrogens or estrogens/progestins). Estrogenic and progestational hormones are used as contraceptive agents in various combinations and sequences. Hormones may be used to treat hormonally sensitive tumors (androgens, estrogens) and in other selected situations. See individual drugs.