What is the efficacy of Japanese herbal medicine as a treatment for tardive dyskinesia (TD)?

Updated: Oct 17, 2018
  • Author: James Robert Brasic, MD, MPH; Chief Editor: Selim R Benbadis, MD  more...
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In an open-label trial that included 22 people with schizophrenia, Miyaoka et al reported that yi-gan san, a traditional Japanese herbal medicine, alleviated psychosis and TD. [68] These promising findings await confirmation by controlled clinical trials.

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