This is the third chapter of 10 herbs from Graeco-Arabic Medicine series.

What is feverfew?
Feverfew is a plant native to Asia Minor and the Balkans and is now common throughout the world.
What is feverfew used for?
People use feverfew for various conditions including migraine headaches and associated nausea, vomiting and sensitivity to light and noise, fever, irregular menstrual periods, arthritis, allergies, asthma, dizziness, and other conditions.
Does feverfew work?
Feverfew is scientifically proved to be effective for preventing migraine headache. Research shows that taking feverfew by mouth can reduce the frequency of migraine headaches and reduce pain and other associated conditions, especially for those who frequently experience migraine headaches.
The effectiveness of feverfew for itching, allergies, asthma and other conditions still requires more evidence.

How do you take feverfew?
The supplements or medicine of feverfew is usually taken orally.
What are the side effects?
Feverfew is likely safe when taken by mouth appropriately for less than four months, and is possibly unsafe when fresh leaves are chewed. Side effects may include upset stomach, heartburn, diarrhea, constipation, bloating, flatulence, nausea, and vomiting.
People with pregnancy, breast-feeding, bleeding disorders, allergy to ragweed and related plants, and surgery must consult their doctor before taking feverfew.