The George Washington University Biostatistics Center

This phase 3 trial is testing whether adding a single dose of azithromycin to standard antibiotics can prevent infections in 8,000 women having scheduled C-sections. Participants receive either azithromycin or a placebo, plus usual care. The study tracks infections like wound inf…

This study looks at whether using a CPAP machine during pregnancy can reduce the chance of developing high blood pressure disorders like preeclampsia. About 1,500 pregnant women with mild to moderate sleep apnea will be randomly assigned to use CPAP or not. The goal is to see if …

This study tests whether taking 162 mg of aspirin daily (two baby aspirins) is better than the usual 81 mg for preventing another early birth. It includes 1,800 pregnant women who have previously delivered before 35 weeks. Participants start the medicine between 10 and 15 weeks o…