Nausea after the abortion, may be mainly due to the following reasons: 1, incomplete abortion, there is still residual tissue in the uterus, so there will be nausea symptoms. It is recommended to go to the hospital in time to do a checkup, if it is incomplete or failed, it is recommended to give appropriate treatment as soon as possible, nausea symptoms will disappear. 2, even if the drug abortion has been completely aborted, due to the relatively slow apoptosis of trophoblast cells after the abortion, the body’s HCG level declined slowly, individual more sensitive women will still have nausea symptoms. 3, it may be the gastrointestinal tract Nausea caused by gastrointestinal diseases, it is recommended that timely examination and timely treatment.