Classification of Drugs Based On Diseases And Drug Therapy Problems

Question 1

What is a drug?

Answer 1

Drugs (legal and illegal) are chemicals intended to elicit a specific effect on the body upon consumption. They alter physiological functions in the body, but do not create a new function in a tissue or organ.

Question 2

Etymology of ‘drug’

Answer 2

The word drug comes from the Dutch word droog, which means “dry.” For centuries, most drugs used for treating health problems came from dried plants.

Question 3

What are medicines?

Answer 3

Medicines are those drugs used in the prevention or treatment of diseases.

Question 4

What is Pharmacotherapeutics?

Answer 4

The use of drugs to treat or prevent disease. It can be preventative, palliative, or restorative

Question 5

Palliative drugs treat a condition without addressing the underlying condition - true or false?

Answer 5

True

Question 6

Chemical name of drug

Answer 6

It precisely describes the chemical & molecular structure of the drug, and is usually very long so is not commonly used.

Question 7

Chemical name of meperidine

Answer 7

N-Methyl-4-carboxypiperidine hydrochloride

Question 8

Generic name

Answer 8

The pharmaceutical name given to the drug by the manufacturer.

It is the same name for that drug in every country and every company. eg. Ibuprofen.

• Not capitalized when written
• The most common and acceptable name of drugs in clinical practice

Question 9

Proprietary, trade or brand name

Answer 9

popular name of the drug supplied by the manufacturer, can be copyrighted.

• The registered name of the drug by a particular company. Usually written with trade mark®
• Easy to pronounce and easy to recognize. eg. Advil®, Motrin®, Panadol®, Emzolyn ®

Question 10

What are the trade and generic names for Demerol?

Answer 10

Demerol - Trade

Meperidine - Generic

Question 11

What is a prototype drug?

Answer 11

An individual drug that represents a groups of drugs. It may be the first drugs of this group to be developed

Question 12

Examples of prototype drugs?

Answer 12

Penicillin for antibiotics
Morphine for opioid analgesics
Chloroquine for anti-malarial
Aspirin for NSAIDs
Propanolol for beta-blockers

Question 13

Why is the prototype drug important?

Answer 13

It serves as the blueprint and first form, used to create other/alternate forms of the drug.

Question 14

Classification of drugs

Answer 14

Therapeutic

Pharmacologic

Question 15

Therapeutic classification

Answer 15

Categorizes drugs by the disease state they are used to treat.

Question 16

Pharmacologic classification

Answer 16

Categorizes drugs by their mechanism of action.

Question 17

Examples of therapeutic classification

Answer 17

Antihypertensive
•Anti-diabetic (treat diabetes)
•Antiretroviral (great retrovirus)
•Antimalaria
•Antiemetic (prevent vomiting)
•Analgesics
•Antidepressant
•Anxiolytics (treat anxiety)

Question 18

Examples of pharmacologic classification

Answer 18

• Diuretics (increase urine excretion)
• Beta-blockers (prevent stimulation of adrenergic receptors, to control heart rhythm and reduce HBP)
• Vasodilators (promotes dilation of blood vessels)
• Non-opioids
• Opioids (narcotic - affecting mood or behavior, analgesic)
• Non-steroidal anti-inflammatory agents (NSAIDS)