If you are looking for an at home sleep aid, buy Ambien online is likely a great option for you. It can help to restore the quality of your sleep, which in turn allows you to stay awake during the day and get more done. What is Ambien? Ambien is a prescription sleep aid marketed as a treatment for insomnia. It is available in tablet form, as well as a nasal spray and liquid form. Ambien is also available over the counter in some countries. What are the side effects of Ambien? The most common side effects of Ambien include drowsiness, dizziness, and difficulty concentrating. In rare cases, Ambien can cause hallucinations and seizures. Other side effects may include nausea, vomiting, and diarrhoea. Ambien should not be taken by pregnant women or children under the age of 18.