Skip to Content

Minoxidil Pregnancy and Breastfeeding Warnings

Minoxidil is also known as: Loniten

Medically reviewed on Apr 9, 2018

Minoxidil Pregnancy Warnings

Animal studies have revealed evidence of increased fetal resorption when administered at 5 times the maximum recommended human dose. No evidence of teratogenicity was reported. Neonatal hypertrichosis has been reported following exposure during pregnancy. There are no controlled data in human pregnancy.

AU TGA pregnancy category C: Drugs which, owing to their pharmacological effects, have caused or may be suspected of causing, harmful effects on the human fetus or neonate without causing malformations. These effects may be reversible. Accompanying texts should be consulted for further details.

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.

Use is not recommended.
-According to some authorities, this drug should be used during pregnancy only if the potential benefit outweighs the potential risk to the fetus.

AU TGA pregnancy category: C
US FDA pregnancy category: C

Comments:
-Use of adequate methods of contraception should be encouraged.
-Use should be avoided in women of childbearing potential who are not using contraception.

See references

Minoxidil Breastfeeding Warnings

Use is not recommended.
-According to some authorities: Use is not recommended unless potential benefit outweighs potential risk.

Excreted into human milk: Yes

Comments: The effects in the nursing infant are unknown.

See references

References for pregnancy information

  1. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
  2. Cerner Multum, Inc. "Australian Product Information." O 0
  3. "Product Information. Loniten (minoxidil)." Pharmacia and Upjohn, Kalamazoo, MI.

References for breastfeeding information

  1. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
  2. Cerner Multum, Inc. "Australian Product Information." O 0
  3. United States National Library of Medicine "Toxnet. Toxicology Data Network. Available from: URL: http://toxnet.nlm.nih.gov/cgi-bin/sis/htmlgen?LACT." ([cited 2013 -]):
  4. "Product Information. Loniten (minoxidil)." Pharmacia and Upjohn, Kalamazoo, MI.

Further information

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

Hide