Measures to prevent miscarriage after pregnancy: active treatment of underlying diseases, avoidance of private medication, regular obstetric checkups, and keeping away from harmful substances. 1. Actively treat underlying diseases: those who suffer from hypertension, diabetes, hyper- or hypothyroidism and other underlying diseases should follow the doctor’s instructions to standardize the treatment of underlying diseases to avoid miscarriage. 2. Avoid taking medication privately: after pregnancy, if there is any discomfort, you should go to the hospital in time, after the doctor’s examination, follow the doctor’s instructions to take medication, avoid taking medication privately, so as not to cause miscarriage. 3. Regular checkups: After pregnancy, pregnant women should also go to the hospital for regular checkups, and if there is any abnormality, they should follow the doctor’s instructions for treatment. 4. Stay away from harmful substances: If there are harmful or toxic substances or high-intensity radiation in the workplace, the workplace should be adjusted in time to avoid causing miscarriage. In addition, after pregnancy, we should pay attention to protect the abdomen, avoid being hit, maintain a good life and work, avoid overwork.