Waking up with a drooping wrist is usually due to the compression of the arm during sleep, resulting in radial nerve injury, should be examined accordingly, according to the specific degree of injury targeted treatment, mainly including rest, local physical therapy, drug therapy, a few serious need to take surgical treatment. 1. General treatment: after the appearance of hanging wrist, we should pay more attention to rest, avoid getting cold, pay attention to keep warm, do not press the arm again, maintain correct sitting and sleeping posture and other good habits, appropriate activities of the wrist and fingers. 2. Local physical therapy: you can take acupuncture, intermediate frequency, ultra-short wave, infrared irradiation treatment, can play a role in improving blood circulation, stimulate the nerves, and help the recovery of nerve function. 3. Medication: It is a commonly used treatment, you can take oral nutritional nerve medication, such as methylcobalamin tablets, vitamin B1, etc., which is helpful for the recovery of radial nerve function. 4. Surgical treatment: if the symptoms cannot be improved and relieved after more than 3 months of active conservative treatment, nerve repair or nerve release surgery should be taken in time. To summarize, when you wake up with a hanging wrist, you should pay attention to it and go to the regular hospital for electromyography in time to clarify the degree of radial nerve damage, follow the doctor’s instructions and standardize the treatment, don’t blindly use medication.