There are many causes of right hand and right leg swelling, such as sleep pressure on the right side, venous return obstruction, local nerve inflammation, etc. Treatment should be carried out according to the causes of right hand and right leg swelling, and the treatment methods generally include massage, medication, surgery, and so on. 1. Sleeping on the right side: If you sleep on the right side for a long time, it will lead to the blood circulation on the right side not flowing, which will cause the swelling of the right hand and right leg. This condition can be relieved by massaging the right hand and right leg. 2. Impaired venous return: If there is a venous thrombosis in the right side of the limb, leading to occlusion and narrowing of the blood vessels, it may cause a feeling of fullness in the right side of the limb. This condition should be treated with anticoagulant and thrombolytic drugs, and interventional surgery if necessary. 3. Inflammation of local nerves: Inflammation of local nerves can also lead to swelling, which can be treated with medications, such as acetaminophen, diclofenac sodium and methylcobalamin tablets. Right hand and right leg swelling may also have other causes, such as muscle soft tissue strains, cervical spondylosis, cerebrovascular disease, etc. It is recommended to go to the hospital in a timely manner to find out the causes of the swelling, and then treat the cause of the problem. The above medications are recommended to be used under the guidance of a doctor.