Nicardipine Pregnancy and Breastfeeding Warnings

Brand names: Cardene, Cardene IV, Cardene SR

Medically reviewed by Drugs.com. Last updated on Jun 20, 2025.

Nicardipine Pregnancy Warnings

This drug should be used during pregnancy only if the benefit outweighs the risk to the fetus. Use is contraindicated per some authorities.

US FDA pregnancy category: C

Animal studies have revealed evidence of embryolethality and fetal harm. In humans, transient fetal heart rate decelerations and neonatal hypotension and acidosis (pH less than 7.25) have been reported. There are no controlled data in human pregnancy.

US FDA pregnancy category C: Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

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Nicardipine Breastfeeding Warnings

Use should be avoided; however, this drug has been used without apparent harmful effects. Use is contraindicated per some authorities.

Excreted into human milk: Yes (in small amounts)

In two studies involving a total of 18 infants exposed to this drug through breast milk during the postpartum period, the calculated daily infant dose was less than 0.3 mcg and there were no adverse events observed.

See references

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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