Valium is a prescription drug that is used to treat a range of conditions, including anxiety, alcohol withdrawal symptoms, benzodiazepine withdrawal syndrome, trouble sleeping, seizures, and restless legs syndrome. You may buy Valium online for the treatment of muscle spasms. It is a medication of the benzodiazepine family known for its calming effect. Valium works by enhancing the effects of GABA receptors in the brain.