Intravenous fluids used after painless abortion surgery are generally used for high-risk patients, regular patients can just take oral medication, high-risk patients may apply intravenous drip of uterotonin or anti-inflammatory drugs to carry out symptomatic treatment, because the uterotonin can promote uterine recovery and uterine contraction to make the bleeding become less, so that the uterus to recover more quickly. The intravenous infusion of anti-inflammatory drugs, such as antibiotic anti-inflammatory drugs are mainly used to prevent infection, generally for high-risk painless abortion patients, low-risk or normal painless abortion patients in the postoperative period as long as the oral anti-inflammatory drugs and motherwort granules can be, do not have to carry out drip treatment.