special subjects
Feverfew
Adverse Effects
Mouth ulcers, contact dermatitis, dysgeusia, and mild gastrointestinal symptoms may occur. Abrupt discontinuation may worsen migraines and cause nervousness and insomnia. Owing to potential bleeding, feverfew should be discontinued 2 weeks prior to surgery. Feverfew is contraindicated in pregnant women as it may cause the uterus to contract. Feverfew is not recommended for children or for women who are breastfeeding. 