When you can’t sleep, you’re willing to try most anything to get a good night’s rest. Taking a prescription drug like Ambien may hardly seem like a desperate measure. However even when you get this drug from a doctor, you may come to rely on it more than you’d like. Your life begins to feel like it revolves around Ambien, alcohol and other substances. This is because Ambien is addictive. Ending Ambien use may require rehab. So why is rehab so important? What will it involve?