老年用藥總論

10.6666/ClinMed.202003_85(3).0028

劉力幗

老年藥物學（ageing and pharmacology） ； 多重用藥（polypharmacy） ； 不適當用藥（inappropriate medicine） ； 藥物不良事件（adverse drug event）

臨床醫學月刊

85卷3期（2020 / 03 / 27）

149 - 153

繁體中文

隨著社會的高齡化，醫療端面臨快速增加的高齡長者，其合併多樣的慢性疾病導致藥物處方的複雜。老年病人由於疾病與慢性醫療狀況較多，所以比年輕人多了數倍的機率可能用藥，而多重用藥的環境也造就了潛在不當用藥、藥物交互作用、與不良反應的發生。再加上老化的生理、心理變化影響藥物動力學及藥效學，使老人用藥更常出現副作用，程度也較嚴重，尤其是中樞系統的症狀；進一步導致高齡病患因用藥不當而常常需要急診或住院治療。醫師在開立處方時應該同時考慮到老年病人的共病、功能狀況如衰弱、併用的藥物品項、營養補充品或中草藥的使用、生活型態和環境等等，才能給予老年人適當的服藥流程與良好的處方品質。

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