Get 10% Discount Apply Coupon Code "USA10" The main effects of valium that people are familiar with are its sedative and anxiolytic properties. It has the potential to reduce anxiety symptoms, encourage calmness, and cause drowsiness. Because of its ability to relax muscles, benzodiazepines are helpful in treating problems including tension and spasms in the muscles. Certain forms of seizures, such as status epilepticus, a severe and protracted seizure activity, are treated with valium.