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Use of diuretics during pregnancy
Canadian Family Physician Medecin De Famille Canadien
|January 22, 2009
Summary
Diuretics are generally considered safe for use during pregnancy. A large meta-analysis found no increased risk of adverse effects in neonates exposed to diuretics in utero.
Area of Science:
- Obstetrics and Gynecology
- Pharmacology
- Neonatal Health
Background:
- Pregnant patients with hypertension often use diuretics.
- Concerns exist regarding potential risks of diuretics during pregnancy, including reduced plasma volume, decreased placental perfusion, and diabetogenic effects.
Purpose of the Study:
- To evaluate the safety of diuretic use in pregnant patients.
- To assess the risk of adverse neonatal outcomes associated with in utero exposure to diuretics.
Main Methods:
- A comprehensive review of existing studies was conducted.
- A meta-analysis involving nearly 7000 neonates exposed to diuretics during pregnancy was a key component.
Main Results:
- The meta-analysis did not reveal an increased risk of birth defects in neonates exposed to diuretics.
- No significant increase in fetal growth restriction, thrombocytopenia, or neonatal diabetes was observed.
Conclusions:
- Diuretic use during pregnancy does not appear to pose a significant risk for adverse neonatal outcomes.
- Current evidence suggests that diuretics can be safely used in pregnant patients with hypertension.
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