Fructus Trichosanthis. Part used: Fruit. Known as Snakegourd Fruit. Entering meridians: Large Intestine, Lung and Stomach. Gua Lou Shi clears lung heat, transforms hot phlegm, regulates Qi, reduces abscesses, dissipates nodules and eliminates pus. All Phoenix Medical dry authentic herbs and concentrated herbal granules are free of sulphur, herbicides and pesticides.