Poisonous Effects is the process form which the poison can affects the body of the human beings and even other organisms. It may the reasons of death also and even they can affect the environments. Poisons work by changing the speed of different body functions, increasing them or decreasing them. Depending on the specific biochemical mechanism of action, a poison may have very widespread effects throughout the body, or may cause a very limited change in physiological functioning in a particular region or organ. Parathion causes a very simple inactivation of an enzyme which is involved in communication between nerves. The enzyme which parathion inactivates however is very widespread in the body, and thus many varied effects on many body systems are seen besides sweating. Pharmacovigilance and Pharmacoepidemiology Journal offer a stage in Pharmacoepidemiology Researches and related subjects. Journal accepts leading forefront original research papers, review manuscripts, case reports and commentary in the field.