Kou Pi Plaster (Sheep Skin) includes these active ingredients: Camphor 3.1%, Turpentine Oil 6%
Inactive ingredients include: Cang-zhu Atractylodes Rhizome, Cassia Bark, Chinese Peony Root, Chinese Rhubarb Root, Clove Flower Bud, Cnidium Fruit, Dong Quai Root, Ephedra Herb, Fennel Fruit, Flowering Quince Fruit, Fragrant Angelica Root, Frankincense Oleo Gum Resin, Lesser Galangal Rhizome, Ligusticum Wallichii Rhizome, Myrrh Oleo Gum Resin, Notopterygium Rhizome and Root, Orient Vine Stem, Periploca Sepium Bark, Pubescent Angelica Root, Sappanwood Heartwood, Sesame Seed Oil, Sichuan Teasel Root, Siler Root on a Cloth Backing