If you're looking to buy Ambien online, there are a few things you should know. Ambien is a prescription medication used to treat insomnia. It's important to only buy Ambien from a reputable source, as there are many fake or counterfeit products out there. Prices for Ambien can vary depending on where you purchase it, but it's generally quite affordable. You can usually find Ambien for sale for around $1 per pill.