Cinchona bark offered by us is widely bused as tooth powder because of its astringency. Thus cinchona bark also acts a beneficial product for gargling and allied purposes. Besides this, these cinchona bark are also suitable in malarial and intermittent fevers, lumbago, bacterial infections, skin diseases, cough, bronchitts and cardiac disorders. The Chinchona bark contains quinine contain ( Q.A.A. ) is +3.5% and humidity is 12%-14%.