The Regulations for Safekeeping and Management of Money and Properties of Inmates in Prison and Detention Center Article 16

Pharmaceutical products shall only be brought by Inmates if they are packaged in pharmaceutical bags or identifiable by prescriptions. If required, Authorities may verify with the pharmacies from which the products are collected.The labeling of pharmaceutical bags under the preceding Paragraph shall be compliant with Article 20 of the Regulations on Good Practices for Drug Dispensation.If any pharmaceutical product brought by any Inmate is inconsistent with the preceding two paragraphs, or if the type or quantity of the pharmaceutical product is incorrect, the Authority may proceed in accordance with Paragraph 2, Article 14.
中文原文 監獄及看守所收容人金錢與物品保管及管理辦法第16條
收容人攜帶之藥品,應備有藥袋包裝或處方箋可供辨識,始得攜入。
必要時,機關得向其領藥之藥局確認。
前項藥袋包裝之標載,應符合藥品優良調劑作業準則第二十條規定。
收容人攜帶之藥品不符合前二項之規定,或藥品種類或數量不正確者,機關得依第十四條第二項規定處理。

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