Cidolut Nor 5mg Tablets About Norethisterone Norethisterone and its acetate and enanthate esters are synthetic progestogens given by mouth given in the treatment of abnormal uterine bleeding and endometriosis. Indications for Norethisterone Primary & secondary amenorrhoea of long duration, metropathia haemorrhagica, menorrhagia, dysmenorrhoea, polymenorrhoea, premenstrual syndrome. Female subfertility, endometriosis. Timing of menstruation. As contraceptive drug. Scientific Name: Norethistrone acetate 5 mg. Drag Period: Producing Company: CID