How to Treat Mei Dan Correctly?

Question: Under what circumstances is Mei Dan mainly suitable for contraception? A: There are mainly two situations: one is that contraceptive measures are not taken, and the other is that contraceptive measures are taken, but contraceptive methods are found to be failed, such as condom rupture or slippage, miscalculation of safety period, omission of short-acting contraceptives, and failure of in vitro sperm discharge. The third is special circumstances, such as sexual violence. Q: Is Mei Dan a prescription drug? What emergency contraceptives are there on the market? A: Mei Dan, an emergency contraceptive, is an OTC drug, which can be bought in regular pharmacies or supermarkets. At present, levonorgestrel (the main component of Mei Dan) and mifepristone are commonly used in emergency contraception on the market. Mei Dan is also the only national patent medicine in the emergency contraceptive industry in China. Now it is found that young women use Mei Dan for contraception. Mifepristone is a prescription drug in China, which is mostly used as obstetric medicine in clinic, and small dose is used as emergency contraceptive. In foreign countries, mifepristone is only used as a drug. Q: Can you talk about the contraceptive principle of emergency contraception? A: Mei Dan is a hormonal contraceptive with levonorgestrel as its main component. It can achieve contraceptive effect by inhibiting ovulation, thickening cervical mucus to prevent sperm from passing through and inhibiting endometrial development. q； What is the correct way to take it? What are the wrong ways to serve? Answer: It is the correct way to take 2 tablets of Medan orally within 72 hours after having sex without contraceptive measures or finding contraceptive failure. However, it is wrong to take Mei Dan as a routine contraceptive measure before having sex and take it repeatedly in a short time. It is only a backup emergency remedy, and it is correct to use it when unprotected sex or contraception fails. Q: What is the success rate of using Mei Dan contraception? How safe is it? Answer: After taking it correctly, the failure rate of contraception is only 0.2%, which is the lowest failure rate of emergency contraception in the market at present. But after more than 72 hours, the contraceptive effect is difficult to guarantee. Therefore, it is found that the sooner you take emergency contraception after contraceptive measures fail, the better the contraceptive effect. As for safety, the World Health Organization evaluates it as follows: Levonorgestrel (the main component of Mei Dan) is very safe, it will not cause abortion, nor will it damage women's future fertility. Side effects are usually mild. Q: Does this mean that emergency contraceptives have no side effects? A: This is related to personal physique. Some people may have slight dizziness, nausea and fatigue, the incidence rate is less than 5%, mostly within one day after taking the medicine, and they are basically excreted within 24 hours after taking the medicine, so don't worry. Some women will have menstrual changes, such as drip bleeding or early menstruation, and some women will affect the menstrual flow of the month. If the menstrual period is delayed for more than one week, a pregnancy test is needed. Q: Can you give some advice to your female friends about taking Mei Dan and contraception? A: It should be noted that taking Mei Dan together with antibiotics, antibacterial drugs, antiviral drugs, antiepileptic drugs and anti-tuberculosis drugs will reduce the contraceptive effect in Mei Dan and easily lead to contraceptive failure. In addition, Medan, like other emergency contraceptives, can never be used as a conventional contraceptive. Finally, remind the majority of female friends that from the first sexual life, we should take solid and safe contraceptive measures. Young women, especially female students, should master the necessary reproductive health knowledge and take care of themselves.