Ans.) Yes Kwath and Kada are the same,

Ans.) 

1. Boil 3g (1 Teaspoon full) in 150 ml of water for 2 to 3 minutes.
2. Consume warm like tea, once or twice daily.
3. Gud (Jaggery) and Draksha (Resins) and or Lemon Juice can be added while consuming the formulation or as directed by the physician.

Ans.) 

1. Helps keep the digestive system healthy
2. Supports digestion and gets rid of the toxins from the body
3. Better immunity
4. Improved liver and gall bladder functioning

Ans.) Yes Kwath bosts yur immunity to fight against deadly viruses naturally.