dos·age /ˈdəʊsɪdʒ $ ˈdoʊ-/ noun [countableC usually singular] MDthe amount of a medicine or drug that you should take at one time, especially regularly 〔药的〕剂量,服用量high/low dosage 大/小剂量
dosage of He was recommended a high dosage of morphine. 他被建议使用大剂量的吗啡。
increase/reduce the dosage 增加/减少剂量
The daily dosage is steadily reduced over several weeks. 几周之内逐渐减少每日剂量。