Compound short-acting contraceptives include drugs such as compound norethindrone and compound megestrol. They are used for contraception and the treatment of reproductive endocrine diseases such as premature ovarian failure. 1. Efficacy or effect: The main effect of such drugs is contraception; they also have non-contraceptive effects, including the treatment of dysfunctional uterine bleeding, the treatment of excessive menstruation and its resultant iron-deficiency anemia, the treatment of premature ovarian failure, the treatment of hyperandrogenemia, the treatment of dysmenorrhea, the treatment of menstrual cramps, and the treatment of dysmenorrhea. 2. Adverse reactions: nausea, vomiting, dizziness, amenorrhea, headache, liver function impairment, etc. may occur after the use of such drugs. With the occurrence of these symptoms, it is recommended to stop using the drug and consult a doctor promptly. 3. Contraindications: allergic to this drug and its ingredients, severe cardiovascular disease, thrombotic disease, acute or chronic hepatitis or nephritis, progesterone-related malignant tumors or precancerous lesions, breastfeeding, patients with psychiatric disorders, recurrent episodes of severe migraines and other conditions. 4. Precautions: Smoking women over 35 years old should not take it for a long time. Compound short-acting contraceptives such as compound norethindrone and compound medroxyprogesterone need to be used under the guidance of a clinician.