Definition:- a drug is an externally administered substance which modifies or affects chemical reactions in the body.

Beneficial effects of drugs

  1. For pain relief – drugs like aspirin, paracetamol and morphine.
  2. For treatment of diseases – diseases caused by bacteria, such as syphilis are treated with drugs called Antibiotics. A well-known antibiotic is penicillin.
  3.  For its mood influencing effect. – Useful for treating patients with emotional disorders such as depression.
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One thought on “USE AND ABUSE OF DRUGS

  1. Got that nice and clear…what’s left now is application… send those revision questions on drugs then please Jonny

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