Elderly people with trembling mouths are mainly treated for specific causes, and common causes include physiological factors, idiopathic tremor, Parkinson’s disease, and so on. In terms of treatment, it is mainly to regulate emotions and apply medication for the original cause. 1. Physiological factors: If the old man is too emotional, psychological excessive fear and other factors, resulting in the mouth shaking. In terms of treatment, the main thing is to do a good job of regulating their own emotions, relax their mind, relax, when the emotions are gradually smooth, it is conducive to the symptoms of trembling mouth will soon be relieved and gradually disappeared. 2. Idiopathic tremor: If the tremor is caused by idiopathic tremor, if it does not affect daily life, no special treatment is needed. If the symptoms are serious, it is necessary to apply propranolol, Almoral and other drugs to reduce the symptoms of tremor. 3. Parkinson’s disease: If the trembling of the mouth is caused by Parkinson’s disease, the main application of levodopa, pramipexole, entacapone, amantadine hydrochloride and other drugs for symptomatic treatment. Elderly mouth trembling, except physiological factors, it is recommended to seek medical attention as soon as possible, after the cause is clear, by the doctor’s guidance for treatment, do not blindly self-medication.