Ondansetron and pregnancy: possible congenital heart defects

Prescrire Int. 2016 May;25(171):129-30.

Abstract

Two cohort studies, including more than 2500 pregnant women exposed to ondansetron in early pregnancy, have raised concerns over an increased risk of congenital heart defects.

MeSH terms

  • Female
  • Heart Defects, Congenital / chemically induced*
  • Humans
  • Ondansetron / adverse effects*
  • Pregnancy
  • Serotonin 5-HT3 Receptor Antagonists / adverse effects*

Substances

  • Serotonin 5-HT3 Receptor Antagonists
  • Ondansetron