1st needs to proper diagnosis to know, why your pain is back 2-3 weaks again & again after medicine?
Next Steps
Please visit your nearest physiotherapy centre for your proper diagnosis and treatment.
Health Tips
You can do knee isometric exercises & back 10times repeats in one setting & doing 3times in a day, when you sitting continue then you do knee flexion and extension, when you setting then keep the pillow put on your back....