Norethisterone is a progestogen and can be used to treat premenstrual syndrome, painful periods, abnormal heavy bleeding, irregular periods, menopausal syndrome (in combination with oestrogen), or to postpone a period. Norethisterone a synthetic hormone similar to the natural female sex hormone, progestogen. It is used in a wide range of menstrual disorders. One of its uses is to the postponement of menstruation, as well as treatment for menstrual disorders.( It would be taken on certain [...]

Tibolone is a synthetic steroid that has progestogenic and some androgenic properties as well as oestrogenic effects. It is used mainly for treatment of endometriosis, as well as hormone replacement therapy in post-menopausal women, such as sweating,depressed mood, and decreased sex drive. It is also useful to control hot flushes. Tibolone is taken continuously and, unlike most of the other hormone replacement therapies, the treatment does not require a cyclical course of proestogen to be [...]