It may also be difficult to time the effects of the different drugs, to ensure that the so-called induction dose — which gets you to sleep — doesn’t fade before the maintenance dose — to keep you unconscious — kicks in.可能也很難確定不同藥物的作用時間,以確保所謂的誘導劑量(讓你進入睡眠狀態)不會在維持劑量(讓你失去意識)到來之前消退。