Pharmaceutical Good Manufacturing Practice Regulations Article 59

Where Chinese herbal medicine factories destroy Chinese herbal medicine for use in clinical trials, destruction of aforesaid Chinese herbal medicine may not take place until all clinical trials and the final report are completed; detailed records shall be kept of the destruction process, and aforesaid records shall be preserved by the manufacturer.
中文原文 藥物優良製造準則第59條
中藥廠對於臨床試驗用藥之銷毀作業,不得於未完成所有臨床試驗及最後總合報告前進行。
前項銷毀,應製作紀錄,記載完整之銷毀作業,並保存至末效期後一年。

English translation for reference only; the Chinese text prevails. Not legal advice.