Apr 28, - Valium may also be prescribed to treat the symptoms of alcohol Valium is also given to dogs, cats, and other animals to treat anxiety, seizures. Diazepam, sometimes known by the brand name Valium, is a drug that can be used in dogs to treat anxiety, seizures, and other conditions. Here's what you. Nov 14, - Anxiety, muscle spasms, and seizures in dogs can typically be treated with Valium or Diazepam. As it is able to treat a diverse amount of.