經皮輸送製劑可分為backing layer、control membrane、drug reservoir、adhesive layer和protective peel strip等層，依接觸皮膚距離由近到遠依序為：
Aadhesive layer→control membrane→drug reservoir→backing layer正確答案
Bdrug reservoir→control membrane→adhesive layer→protective peel strip
Cadhesive layer→drug reservoir→control membrane→backing layer
Dprotective peel strip→control membrane→ adhesive layer→drug reservoir
答案與詳解
