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Two randomized double-blind, placebo-controlled parallel group clinical trials were performed to investigate the effect of a standardized extract (SHA-10) of Andrographis paniculata fixed combination(More)
A three-arm study comparing the efficacy of Kan Jang, a fixed herbal combination containing standardized Andrographis paniculata (N.) SHA-10 extract, with Immunal, a preparation containing Echinacea(More)
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