Author(s): P. Srivalli Kumari, T. Maduri Latha, D. Harika and P. Nagaraju
Plants have been used since earliest period as medicines for the treatment of a range of diseases. From past few decades, plants make an important contribution to healthcare. Herbal preparations contain complex mixtures of one or more plants which contain active ingredients, plant materials in crude or processed form. The data existing for most plants to assurance their quality, efficacy and safety is unacceptable. Majority of people who use herbal medicines do not inform their physician about their use. Herbal medicines can alter physiology and these changes can be reflected in irregular test results. There are some scientific evidences are there, which proves the herbal medicines can cause considerable toxicities. So, harmonization and improvement in the process of regulation is needed for safety.