Visit our pharmacy! 10% discount for all reorders, free pills for every orders What is Ambien used for? Ambien is a prescription medication and used for the specified sleeping disorders such as Insomnia. And it should only be used when you are directed for its consumption with a legal prescription. If you take it without the doctor's approval so you may encounter the adverse effects of addiction and physical symptoms. Therefore, be under the guidance of a professional during the treatment. It belongs to the well-known drug class called sedative-hypnotics. Therefore, it functions by releasing the calming effects in the CNS to keep the mind stable and peaceful for better sleep. Furthermore, it is directed for the short term usage, such as 2 to 3 weeks. And the treatment may go up and down if the necessity occurs to do so. However, never enhance by self-knowledge as it can cause addiction and other health issues.