Methocarbamol (Robaxin) is a muscle relaxant that is used to treat skeletal muscle conditions such as pain or injury. May be prescribed to treat muscle spasms in dogs. Also used to treat permethrin poisoning in cats.
Side effects may include lethargy, drooling, loss of appetite and vomiting. Methocarbamaol may discolor the urine. Dosage of Methocarbamol depends on severity of pain/injury, consult with your veterinarian.