Swelling and pain in the pinky joint can be caused by aseptic inflammation of the soft tissues around the joint, or by an autoimmune disease. Treatment includes physical therapy and medication. 1. Aseptic inflammation: first of all, reduce the activities of the affected limbs, and at the same time, you can stretch the joints to relieve the fatigue and tension of the soft tissues of the joints; you can apply hot compresses and physical therapy to the soft tissues around the joints to accelerate local blood circulation and promote the discharge of metabolic products; patients with obvious pain symptoms can take oral medications such as meloxicam and ibuprofen to alleviate the symptoms. 2. Autoimmune diseases: you can participate in some physical exercise to increase the body’s immunity, such as swimming, badminton, etc.; if necessary, need to be combined with drug therapy, such as rheumatoid arthritis patients can be oral sulfasalazine, leflunomide and other drugs to ease the progress of the disease; gout patients can be oral phenylbromarone, colchicine and other drugs to improve the pain symptoms. If the symptoms of pinky joint swelling and pain are not relieved, or accompanied by other symptoms, you should go to the hospital in a timely manner, to identify the cause of the problem and then give targeted treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.