Chemistry

Index

Introduction……………………………………………………………….1
Content………………………………………………………………………2
Glossary……………………………………………………………………..6
Bibliography……………………………………………………………….7Introduction

A drug, broadly speaking, is any substance that, when absorbed into the body of a living organism, alters normal bodily function. There is no single, precise definition, as thereare different meanings in drug control law, government regulations, medicine, and colloquial usage.
Some governments define the term drug by law. In the United States, the Federal Food, Drug, andCosmetic Act definition of "drug" includes "articles intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease in man or other animals" and "articles (other than food)intended to affect the structure or any function of the body of man or other animals. Consistent with that definition, the U.S. separately defines narcotic drugs and controlled substances, which mayinclude non-drugs, and explicitly excludes tobacco, caffeine and alcoholic beverages.
Here we are going to see the differences between legal and Illegal drugs their aspects, effects and chemicalformula.









Glossary
Addiction: Addiction has been defined with regard solely to psychoactive substances (for example alcohol, tobacco and other drugs) which cross theblood-brain barrier once ingested, temporarily altering the chemical milieu of the brain.
End- stage: The last phase in the course of a progressive disease. As in end-stage liver disease, end-stage lungdisease, end-stage renal disease, end-stage cancer, etc.
Emphysema: Is a long-term, progressive disease of the lungs that primarily causes shortness of breath. In people with emphysema, the tissuesnecessary to support the physical shape and function of the lungs are destroyed.
Opiate Drug: Is a narcotic analgesic that contains either natural or synthetic opium and is most often used medically to...