Since how long this problm is there
Any history of trauma fall or shoulder got pulled. Weight lifting ?
Need proper examination for about movements at shoulder joint and to check clinically which muscle is affected or its just shoulder pain .
Pain in shoulder can be due to many reasons
1. bursitis (Inflammation)
2. Musle sprain
3. Muscle tear or ligament or labrum injuries.
For 3rd one you might need MRI AFTER CLINICAL EXAMINATION DONE BY ORTHO
Next Steps
apply ice thrice per day for 7 days avoid ice application directly to skin
apply volini gel thrice per day
physiotherpy excersies :-
- ultrasound for shoulder joint
- shoulder range of motion excersies
- shoulder strengthning excersies.