Ancient herb mix put to the test against stubborn hives
Disease control
Completed
This phase 2 trial tests whether a modified version of the traditional Chinese herbal formula Xiao-Feng Powder can reduce itching and wheals in people with chronic urticaria (hives lasting more than 6 weeks). About 58 adults will receive either the herbal granules or a placebo tw…
Phase: PHASE2 • Sponsor: Prof. Lin Zhixiu • Aim: Disease control
Last updated Jul 29, 2026 00:00 UTC