A 33-year-old male came to us today with the history of injury to right arm following a rta 3 month ago. He was managed by native treatment. Presented with pain in the shoulder with abduction of 0 to 60 degrees. Tenderness in the fracture site with firm swelling in the lower half of medial side of the arm. Rt elbow Rom 60 to 80 flexion.

Supination 10 pronation 10 degrees. Xray attached. How to manage the arm injury?