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One Liner

Adsorption of alkaloids by activated charcoal is an example of

Physical antagonism
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This question belongs to the set "Revision of Pharmacology, some basic points (one liners)". Click below to read detailed notes and attempt the full quiz.

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Try These Similar MCQs

  • A Highly plasma protein bound drugs
  • B Depot preparations
  • C Highly lipid soluble drugs
  • D Poorly lipid soluble drugs
  • A Adrenergic α1 agonists
  • B Adrenergic α1 antagonists
  • C Adrenergic α2 antagonists
  • D Adrenergic α2 agonists
  • A Dapsone
  • B Meperidine
  • C Phenytoin
  • D Chlorpheniramine
Explanation: N-oxidation is involved in the metabolism of dapsone, meperidine and chloramphenicol. Metabolism of phenytoin involves oxidative Ndealkylation.
  • A Hyoscine hydrobromide
  • B Morphine sulfate
  • C Diclofenac sodium
  • D Quinine dihydrochloride
  • A Heparin & Protamine
  • B Protamine & Zinc
  • C Heparin & Prothrombin
  • D All the above
Explanation: Chemical antagonism does not involve any receptors. Protamine is a positively charged protein at physiological pH and thus antagonizes the effects of Heparin which is negatively charged at physiological pH.
  • A Nature of the base used in the formulation
  • B Lipid solubility of the drug
  • C Molecular weight of the drug
  • D Site of application
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