If the diagnosis is correct then u need to know that tendinosis takes 3 to 6 months to resolve provided due precautions and Physiotherapy along with other medications are taken properly. Remember blood supply of tendons is poor.
Next Steps
You can go for MRI of the concerned tendon/s which are involved as per Your Treating Physiotherapist or Physician.
Health Tips
Proper Rest for affected part, Lifestyle modification so that involved muscles or tendons are not traumatized during healing period, Improvement in nutrition and diet.