1 dosage sort of zolpidem (Intermezzo) should only be taken by those who awaken in the course of the night with over four hrs of sleep remaining; will not take it For those who have fewer than four hrs of sleep remaining. Other varieties of zolpidem (Ambien, Edluar, Zolpimist, Ambien CR) really should only be taken if there are seven to 8 hrs that