Tweet Share 0 Reddit +1 Pinterest 0 LinkedIn 0 Email The pharmacognosy is the oldest branch of pharmaceutical sciences! This science is to identify the plants used in herbal medicine. Phytotherapy is responsible for studying the plants (medicinal) and to apply them in the treatment of diseases. Phytopharmacy therapy is based on the use of medicinal substances extracted from plants. … Continue reading Herbal Medicine and Phytopharmacy