Andrographis paniculata is distributed in tropical Asian countries, often in isolated patches. It can be found in a variety of habitats, e.g. plains, hill slopes, waste lands, farms, dry or wet lands, sea shores and even road sides. Unlike other species of the genus, Andographis paniculata is of common occurrence in most places in India, including the plains and hilly areas up to 500 m, which accounts for its wide use. Since time immemorial, village and ethnic communities in India have been using this herb for treating a variety of ailments.

Andrographis paniculata is distributed in tropical Asian countries, often in isolated patches. It can be found in a variety of habitats, e.g. plains, hill slopes, waste lands, farms, dry or wet lands, sea shores and even road sides. Unlike other species of the genus, Andographis paniculata is of common occurrence in most places in India, including the plains and hilly areas up to 500 m, which accounts for its wide use. Since time immemorial, village and ethnic communities in India have been using this herb for treating a variety of ailments.