Classification of drugs/medicines

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Classification of drugs/medicines

Drugs that share similar characteristics are usually grouped together as a pharmacological class or family. Drugs can be classified in a different number of ways, depending on the classification system used.

May be classified :
1. Therapeutic use (eg antimicrobials, antihypertensive)
2. Mode or site of action
a) molecular interaction (eg receptor blocker; enzyme inhibitor)
b) cellular site (eg loop diuretic)
c) physiological system (eg vasodilator; anticoagulant)
3. Molecular structure (eg steroid)

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