AKA Kalmegh AKA Green Chiretta *** Andrographis is an easy to grow annual, STRONGLY bitter tonic herb. Strong immune system booster, very effective against common cold and upper respiratory infections. Adaptogen-like properties. In traditional Ayurveda was used mainly for liver and to treat infection. *None of these claims are approved by the FDA. This is the real deal, please do your research before use. *Do not take during pregnancy.