This situation may be caused by factors such as fright, epilepsy, canine distemper, etc. If the dog is suddenly frightened, such as the sound of firecrackers, etc., causing the dog to suddenly twitch and drool, the owner needs to move the dog to a quiet and cool place to calm the dog's mood.

Dogs suffering from epilepsy will also have the above symptoms. It is recommended to prepare special anti-epileptic drugs. Dogs suffering from canine distemper will twitch, tremble and drool in the later stages. It is recommended to consult a doctor immediately for medication.