1.   After eight weeks, there was no difference between the placebo group and those who took the herb.

2.   But taking herbs in pill form, he said, is not a good idea.

3.   Do not take herbs for longer periods than experts recommend.

4.   He cautions patients against taking the herbs on their own, but supports studying PC SPES in careful patient trials.

5.   In addition to taking herbs, your lifestyle can be modified to help you stay calm.

6.   Indeed, many cancer patients do not tell their oncologists when they take herbs on the side, though they should.

7.   Nine percent took herbs, like kava or valerian, that could have increased the sedating effect of anesthesia.

8.   Once the symptom goes away, patients should stop taking the herb.

9.   The report gave no indication how many patients might have taken the herb at the clinic.

10.   Valerian is often used as a sleep aid so experts say you should not take that herb with alcohol, sedatives or sleeping pills.