Ambien is the generic version of a sedative-hypnotic called Zolpidem which induces quick sleep among insomnia patients. It eliminates instances of midnight sleep interruptions and assures a quiet sleep of 7-8 hours. It should be taken after getting a prescription from a health care advisor. Short term use is mostly recommended to insomnia sufferers. People who took this medicine for more than a month became addicted and dependent on it. The dose of Ambien should be stopped gradually over a period of time. Individuals who stopped its use suddenly suffered from withdrawal symptoms such as rebound insomnia. Common side effects, for example, nausea, headache and stomach upset don’t last long but severe side effects such as hallucination, sleepwalking, agitation and aggression must be reported to a physician. Sleep deprived people can buy Ambien in UK on the prescription of a sleep expert.