To achieve effective drug therapy, we must control the time course of drug responses. ... For drugs with a (G) half-life, the dosing interval must be corrspondingly short, if a (H) interval were used, drug levels would fall below the level of minimum effective concentration between doses, and therapeutic effects would (8).
――北里大学 薬学部・獣医畜産学部獣医学科(2月1日実施)――2004年