The generic name of Vaisanin is Dinogestrel Tablets. Dinogestrel tablets to eat how long do not eat, can not be generalized, symptomatic use of the case usually eat about 14-28 days. Dinogestrel tablets of the drug instructions, and did not eat how long you can stop taking the drug for specific instructions, generally speaking, according to clinical experience, usually take 14-28 days to go to the hospital follow-up, the physician according to the changes in the condition of the adjusted medication. Dinogestrel tablets is a western drug, this product has anti-androgen activity; has the effect of inhibiting ovulation; has the role of endometriosis foci shrinkage. Clinically used in the treatment of endometriosis. Adverse effects of Dinogestrel tablets are headache, acne, anemia, weight gain, nausea, back pain and other conditions. Contraindications are liver tumors are contraindicated; vaginal bleeding of unknown cause is contraindicated; severe liver disease is contraindicated; hypersensitivity to the ingredients of this product is contraindicated. Precautions should be discontinued if anemia occurs during drug administration; should be discontinued in case of vascular embolism; severe depression requires discontinuation of the product. If you need to use the drug, you should go to the hospital for a clear diagnosis and use the drug under the guidance of the doctor, do not blindly use the drug on your own, so as not to cause adverse effects on the body.