ICM researcher Chen Ta-chih first studied both folk prescriptions and those prescriptions found in ancient medical texts. He discovered that just as modern Western treatments call for injections into the penis or doses to be taken directly in the urinary canal, ancient Chinese medical texts included many similar external applications to treat impotency.
研究中草藥的研究員陳建志首先遍翻古代醫書與民間藥方，發現現代醫學治療陽萎的方式，諸如直接將針劑打在陰莖上，或是由尿道塞入藥劑，中醫書中都有類似的外敷藥方存在。