The herbal medicine is one of the oldest medical therapies and is based on all continents and all cultures. Basis of herbal medicine is the herbal Customer (Phytopharmakognosie), the bereithält the knowledge of the various medicinal plants. The herbal medicine but also contains parts of pharmacology, pharmaceutics and toxicology. The herbal medicine can therefore the umbrella of Pharmaceutical Biology will be assigned. The aim of herbal medicine is to discover medicinal plants and their constituents in terms of their therapeutic effect.