Meaning and Uses of Drugs
A drug is any chemical substance that affects the action of the body, or any substance that causes physical or mental changes in the body.
It is a substance used to treat an illness, relieve a symptom, or modify a chemical process in the body for a specific purpose.
Drugs that can be produced, sold, and used legally are called Licit Drugs, for example, paracetamol, Aspirin, etc, while those that cannot be produced, sold, and used legally (are not permitted by the law) are called Illicit Drugs, for example, cocaine, Indian hemp, marijuana, etc.
Medical uses of Drugs:
Some medical uses of drugs are:
1. To control and cure infections or diseases.
2. To relieve and possibly prevent pain.
3. To reduce or stimulate appetite.
4. For fertility purposes.
5. To enhance and prolong the life of patients with incurable diseases.