Order Valium at our online pharmacy, and enjoy the fast delivery. We offer great prices on all medications, including Valium. Valium is a medication used to treat anxiety and muscle spasms, for seizures and for other psychiatric disorders. It works by acting on specific chemicals in your brain, called receptors. Valium is a medication used to treat anxiety and muscle spasms, for seizures and for other psychiatric disorders. It works by acting on specific chemicals in your brain, called receptors.