Send us Fan Mail The PDA debate has a new data point. TREOCAPA, a phase 3 multicenter European RCT, tested prophylactic acetaminophen in infants born at 23 to 28 weeks. The ductus closed more reliably. Whether that translated into better survival without severe morbidity at 36 weeks is where the conversation gets interesting. Also this week: a large multicenter cohort study puts real numbers on diazoxide use across US NICUs and the pulmonary hypertension risk that has driven so much practice ...