Buy Ambien Online Fast Shipping Meds at Bestpharmacyinusa.com. Get the restful sleep you deserve with quick and reliable delivery straight to your doorstep. Ambien, also known by its generic name zolpidem, is a prescription medication primarily used to treat insomnia or short-term sleep problems. It belongs to a class of drugs called sedative-hypnotics, which work by affecting certain chemicals in the brain to help promote relaxation and sleep.