If are about to buy Ambien online, you can find numerous online pharmacies selling Ambien, of which only quite a few sell the genuine version of Zolpidem. In order to help customers’ in picking up an authentic online pharmacy, the National Association of Boards of Pharmacy, an organization representing both online and offline pharmacies based in U.S. have drafted a set of guidelines for online purchases. Before you visit an online pharmacy and opt to buy Zolpidem online overnight go through the checklist and check for all these parameters. At the first instance, ensure whether the website has a .pharmacy domain at the end. If it is so, then you can be fully assured about the legality of the online pharmacy. The second thing to look for is the VIPPS seal (Verified Internet Pharmacy Practice Sites), if you happen to see it at the bottom of the website, it is to be understood that the online pharmacy has undergone stringent checks and has adhered to the standards of NABP. Finally, check whether the online pharmacy has listed out its license and registration number. Make sure you initiate a purchase only from a U.S registered vendor. Buy Zolpidem tartrate only after understanding the working pattern of the medication.