Giloy (Tinospora Cordifolia) is an Ayurvedic herb that has been used and advocated in Indian medicine for ages.  It is a powerhouse of antioxidants which fight free-radicals, keep your cells healthy and get rid of diseases. Giloy helps remove toxins, purifies blood, fights bacteria that causes diseases and also combats liver diseases and urinary tract infections.

Giloy helps get rid of recurrent fevers. Since Giloy is anti-pyretic in nature, it can reduce signs and symptoms of several life threatening conditions like Dengue, Swine Flu and Malaria as well

Ref : https://food.ndtv.com/health/10-amazing-benefits-of-giloy-the-root-of-immortality-1434732

Method for making giloy decoction
Take approximately 10gm of Giloy  
Add this to 1 liter water and put it on stove at low flame. Cook it till mixture reduces to 250 ml.
Once it reduces to 250 ml remove pan from flame and strain out remaining liquid.
Take this decoction three times at day.