Just-N 5 mg Tablets – Norethisterone Hormonal Medicine for Menstrual Regulation and Period DelayJust N 5 mg Tablets Norethisterone for Menstrual Problems Just N 5 mg Tablets contain Norethisterone, a synthetic form of the hormone progesterone, used to manage various menstrual disorders such as irregular periods, heavy bleeding (menorrhagia), painful periods (dysmenorrhea), and to delay menstruation. It works by mimicking natural progesterone, regulating the balance of hormones that control the menstrual cycle. Norethisterone acts at the pelvic