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Rilonacept Pregnancy and Breastfeeding Warnings

Rilonacept is also known as: Arcalyst

Medically reviewed on Nov 15, 2017

Rilonacept Pregnancy Warnings

Rilonacept has been assigned to pregnancy category C by the FDA. Animal studies have revealed evidence of an increase in the number of stillbirths, an increased incidence of lumbar ribs, and one case of multiple fusion and absence of the ribs and thoracic vertebral bodies and arches. There are no controlled data in human pregnancy. Rilonacept should only be given during pregnancy when benefits outweigh risks.

See references

Rilonacept Breastfeeding Warnings

There are no data on the excretion of rilonacept into human milk. Because many drugs are excreted in human milk, the manufacturer recommends caution when rilonacept is administered to a nursing woman.

See references

References for pregnancy information

  1. "Product Information. Arcalyst (rilonacept)." Regeneron Pharmaceuticals Inc, Tarrytown, NY.

References for breastfeeding information

  1. "Product Information. Arcalyst (rilonacept)." Regeneron Pharmaceuticals Inc, Tarrytown, NY.

Further information

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

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