Is Amitriptyline Safe in Pregnancy
Status
cautionReason
Official labeling says use only if benefits outweigh fetal risk; limited human pregnancy data.
Drug Information
Safe Amount
Dosage must be determined by your provider based on individual risk/benefit.
Effects
- Pregnancy
- Use only when the benefit to the mother justifies the possible risk to the fetus.
- Mother
- May cause side effects and dose changes may be needed during pregnancy; do not stop or change without prescriber advice.
- Baby
- May cross the placenta. Reports include possible CNS effects, limb deformities, and developmental delay, but cause is not proven.
Trimester Notes
- 1st Trimester
- Limited human data. Official labeling does not show a proven birth-defect risk, but use only if benefits outweigh risks.
- 2nd Trimester
- Use only if needed and prescribed. No adequate, well-controlled studies in pregnant women.
- 3rd Trimester
- FDA labeling and reviews note possible neonatal withdrawal or anticholinergic symptoms with late-pregnancy exposure; newborn monitoring may be needed.
Risk-Benefit Note
For depression and some pain conditions, untreated illness can also harm mother and pregnancy. Continue or change treatment only with prescriber guidance.
Conditions & Warnings
- Consult OB/GYN or prescriber
- Prescription drug: review before stopping or continuing
- Limited official pregnancy data
- Third-trimester exposure may cause neonatal withdrawal or anticholinergic symptoms
Alternatives
- Non-drug options as advised by your OB/GYN or prescriber
- Other treatments with better pregnancy data, if appropriate for your condition
References
- FDA DailyMed label for amitriptyline hydrochloride
https://www.accessdata.fda.gov/drugsatfda_docs/label/2025/085968s112lbl.pdf - FDA DailyMed label for amitriptyline hydrochloride
https://www.accessdata.fda.gov/drugsatfda_docs/label/2014/085966s095,085969s084,085968s096,085971s075,085967s076,085970s072lbl.pdf - NHS amitriptyline pregnancy and breastfeeding guidance
https://www.nhs.uk/medicines/amitriptyline-for-pain/pregnancy-breastfeeding-and-fertility-while-taking-amitriptyline-for-pain-and-migraine/
Black Box Warning: No boxed warning specific to pregnancy.