Diazepam, a benzodiazepine, comes in the form of oral concentrate, oral solution, and oral tablet. It is available in generic( Diazepam) and brand-name ( Valium) drugs. This fast-acting oral prescription helps to treat anxiety disorder, alcohol withdrawal, and seizures. Buy Diazepam Online. It is an oral prescription with therapeutic effects that start its effects within half an hour of oral administration. Doctors also prescribe this drug before medical treatments and muscle spasm relief. It belongs to the benzodiazepine group and acts by enhancing the number of chemical messenger GABA levels in the brain.