A review on Medication Heavy Metals and Current Assay Methods

Document Type: Research Paper

Authors

College of Medical Science, University of Hyderabad, India

Abstract

Traditional medicine (TM) has been used since ages, during the past few decades there was a notable
global increase in TM usage. According to the World Health Organization (WHO) around 70% of world
population relies on traditional healing system for their basic health care needs. The broad use of TM
has highlighted many issues subjected to the efficacy and safety of such products. Some TM products
contain toxic materials such as heavy metals. Exposure to heavy metals such as arsenic (As), cadmium
(Cd), lead (Pb), nickel (Ni), zinc (Zn) and iron (Fe) can cause adverse health effects and toxicity. This
article explains, several possibilities for the presence of heavy metals in TM, the toxicity of some heavy
metals and a number of reported clinical cases regarding to heavy metals toxicity due to the consumption
of TM products from different parts of the world.

Keywords