Stimulants · Pharmacology

Which stimulant belongs to the methylxanthine class?

  1. Cocaine
  2. Caffeine
  3. Modafinil
  4. Amphetamine
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Correct answer: Caffeine

Caffeine is a methylxanthine compound. It stimulates the CNS by antagonizing adenosine receptors.

Difficulty: Easy Question 12 of 20

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