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Dimenhydrinate

Structure

  • Dimenhydrinate is a combination of diphenhydramine and 8-chlorotheophylline.

  • It forms a hydrate salt, enhancing its pharmacokinetic properties.

  • Chemical Formula: C₁₉H₂₆ClN₃O·H₂O

dipehnhyframine, 8-chlorotheophylline
dipehnhyframine, 8-chlorotheophylline
  • It’s a combination of Diphenhydramine and 8-chlorotheophylline.

Mode of action

  • Acts primarily as an H₁-antagonist to reduce histamine-induced symptoms.

  • The theophylline component provides mild stimulant effects to counteract diphenhydramine-induced sedation, making it effective for motion sickness.

Synthesis

Synthesis
Synthesis

Uses of Dimenhydrinate

  • Motion Sickness: Prevents and treats nausea, vomiting, and dizziness associated with travel.

  • Vertigo: Alleviates symptoms of vertigo and balance disorders.

  • Allergic Reactions: Provides relief from allergic symptoms with reduced sedation


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