Question: what is the best herbal medication for anxiety?
Answer: Kava. Kava appeared to be a promising treatment for anxiety, but reports of serious liver damage — even with short-term use — caused the Food and Drug Administration to issue warnings about the use of dietary supplements containing kava. ... 
Passion flower. ... 
Valerian. ... 
Chamomile. ... 
Lavender. ... 
Lemon balm.