U can start a kavach prash a ayurvedic certified 5times boost immunity , kindly paid online  I will guide

Hello, 1. For increasing immunity you can take Multivitamin tablets such as Tab A-Z once everyday after meals. 2. You can also consume ayurvedic supplements like chawanprash which helps improve immunity. 3. Consume citrus fruits, green vegetables daily and maintain a proper healthy diet. 4. If you are a pt of cured tb then you as less likely to be any more susceptible then the rest of population however take all the precautions mentioned for Covid Use N95 mask and alcohol based sanitizer as often as needed and wash hands thoroughly with soap and water for 1 minute frequently. 5. If you experience any symptoms visit nearest hospital.

Yes history of TB makes you more prone Wear mask and use sanitizer before after after touching anything outside Start with tab vit c once a day Take healthy diet

Protect your self by following  simple measures :  Wear Mask while going to office Frequent  washing of hands with soap or Sanitizer Follow social distancing in office n outside also

Take adequate diet and plenty amount of water. Take a multivitamin every day. Take green vegetables and fruits.

Take Vit D ,Vit C and Zinc