Effect of botulinum toxin A exposure during pregnancy on pregnancy outcome
Objective To retrospectively analyze the pregnancy outcome of pregnant women exposed to botulinum toxin A(BTX-A)during pregnancy,so as to provide experience for clinicians to guide safe drug use in pregnant women.Methods To investigate the pregnancy outcome of pregnant women exposed to BTX-A during pregnancy or the last three months before pregnancy who visited the medication consultation clinic of Hangzhou Women's Hospital from January 2017 to March 2023.Results A total of 17 pregnant women exposed to BTX-A during pregnancy or the last three months before pregnancy were included in this study.Specifically,8 cases had known pregnancy outcomes,among which 1 case had birth defect with the ratio accounting for 12.5%,while the remaining 9 cases required early induced abortion.Conclusion Exposure to BTX-A during pregnancy is probably safe,but further studies are needed.