Regulation for Drug Shortage Management Article 9

If the drugs are approved to be manufactured or imported as special cases, their approval term is up to one year. Extension can be applied for 30 days before expiration. The extension period lasts six months each time, and the applicant can only apply for an extension twice. However, this restriction does not apply to applicants acknowledged by the Central Competent Health Authority.Application for the above extension can be submitted to the Central Competent Health Authority in accordance with Articles 5 and 6. If the essential drugs or their substitute drugs do not face shortage in supply, the extension applications may be rejected.
中文原文 必要藥品短缺通報登錄及專案核准製造輸入辦法第9條
經專案核准製造或輸入者,每次核准期限,最長為一年。
期滿前三十日得申請展延,每次展延六個月,並以展延二次為限。
但經中央衛生主管機關認有必要而同意再展延者,不在此限。
前項展延,準用第五條及第六條規定向中央衛生主管機關提出申請。
必要藥品或其替代藥品無不足供應之虞時,其展延申請,得不予核准。

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