Looks like people are getting good results with it as far as anxiety, insomnia ,and some pain relief:
http://www.amazon.com/Baicalin-Powder-Grams-0-71-Pure/product-reviews/B007IPZPUK/ref=cm_cr_pr_btm_link_1?ie=UTF8&showViewpoints=0&sortBy=byRankDescending
Intersting find Tpno...might be worth trying