Inhibition of prostaglandin synthesis mediates closure of the ductus arteriosus and renal side effects after indomethacin administration. Because furosemide increases prostaglandin production, it could potentially help prevent indomethacin-related toxicity but also decrease ductal response to indomethacin.
Pediatrics, Division of Neonatology, Albert Einstein College of Medicine and Montefiore Medical Center, Weiler Hospital Room 725, 1825 Eastchester Road, Bronx, NY 10461, USA. brion@aecom.yu.edu