Thuja occidentalis called the tree of life is an endemic plant in eastern North America and cultivated in northern Europe and in Brazil as ornamental tree. According to the popular use of this plant has been used in herbal and homeopathic preparations for acute and chronic infections of the upper respiratory tract, warts, as adjunctive … Continue reading THUJA OCCIDENTALIS L. (CUPRESSACEAE): REVIEW OF BOTANICAL, PHYTO-CHEMICAL, PHARMACOLOGICAL AND TOXICOLOGICAL ASPECTS