Research: Thailand Approves Asian Herb Andrographis to Treat COVID-19 Chinese Herb Research, Infectious Disease, Influenza/Viral Infections, News and Research Aug 232024 Thailand Approves Asian Herb Andrographis to Treat COVID-19 Other research (Clinical Trials) on Andrographis for COVID (including olfactory loss), IBS/UC, arthritis, MS (Multiple Sclerosis), immunity, etc.