Safety and efficacy needs to be tested in an appropriate design.
The Chungpyesagan-tang was developed for one of four human constitutional types in Korea. In order to test the effectiveness and efficacy, randomized controlled trials and placebo controlled trials, respectively are required. The safety question should be answered through control studies within the same constitutional population.
Complementary Medicine, Peninsula Medical School Universities of Exeter & Plymouth, Exeter EX2 4NT, UK. Jongbae.Park@pms.ac.uk
Jongbae
J
Park
D004365:Drugs, Chinese Herbal / Q000008:administration & dosage / Q000009:adverse effects*; D006801:Humans; D007723:Korea; D016032:Randomized Controlled Trials as Topic; D020521:Stroke / Q000188:drug therapy*
D004365:Drugs, Chinese Herbal; C476902:chungpyesagan-tang