The more commonly used abortion drugs are the medication abortion drugs, these two drugs are mainly mifepristone and misoprostol. Any drug has side effects, and the side effects of these two drugs are mainly the following: first, there will be gastrointestinal symptoms, many patients will experience nausea, vomiting and other conditions similar to early pregnancy reactions after taking the drugs, and there will also be a slight headache, abdominal pain symptoms. Secondly, almost all pregnancy termination drugs have a slight effect on liver and kidney function, so it is necessary to check liver and kidney function before taking the drug, and to recheck liver and kidney function some time after taking the drug. Thirdly, some patients may have allergies, such as severe abdominal pain or red rash, which need to be treated actively.