Generic Ambien 10 mg is used for short-term management of sleep initiation problems . There is 5 mg for women and 5 mg or 10 mg for men taken once per night . Generic Ambition 10 mg can be taken before bed time with an empty stomach . The common side effects are drowsiness , dizziness , and a little headache . 10 mg of Generic Ambien starts work within 10 to 20 minutes and lasts up to 12 hours . There are many risks to taking this tablet like overdose and not taking Generic Ambien 10 mg with alcohol is very risky for the human body .