Shoulder pain. Do not happen in future?

I am 28 years old male, suffered from Dengue and pyogenic meningitisis in Sep 2016. Treated with IV for 4 weeks and discharge on 15 oct. Since then took supplemet Autrin and Zevit capsule. I am feeling good now but still having pain in my right shoulder blade that affect during dengue. It was treated by physiotherapy for one month but still unable to sleep on the particular side as it cause some pain and cant hold heavy things. How much time will this take to fully recover. Though my weight also decrease to 45 kg by that time , but it has improved a bit due to apetite issue. Its already 3- 4 months till now, how much time will this take to cure the Shoulder pain and to gain weight ? kindly suggest , alos what all i need to take care so that these disease do not happen in future?