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Alosetron Pregnancy and Breastfeeding Warnings

Medically reviewed by Drugs.com. Last updated on May 2, 2022.

Alosetron is also known as: Lotronex

Alosetron Pregnancy Warnings

Animal models have failed to reveal evidence of impaired fertility and fetal harm at doses up to 40 mg/kg/day. There are no adequate and well-controlled studies in pregnancy.

US FDA pregnancy category B: Animal reproduction studies have failed to demonstrate a risk to the fetus and there are no adequate and well-controlled studies in pregnant women.

This drug should be used during pregnancy only if clearly needed.

US FDA pregnancy category: B

See references

Alosetron Breastfeeding Warnings

Caution is recommended.

Excreted into human milk: Unknown
Excreted into animal milk: Yes

Comment: The effects in the nursing infant are unknown.

See references

See also

References for pregnancy information

  1. "Product Information. Lotronex (alosetron)." Glaxo Wellcome (2001):

References for breastfeeding information

  1. "Product Information. Lotronex (alosetron)." Glaxo Wellcome (2001):

Further information

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

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