Diphenhydramine vs Trazodone

Diphenhydramine vs Trazodone: Overview

This comparison examines the pharmacological differences between Diphenhydramine and Trazodone.

Mechanism of Action

Diphenhydramine: First-generation H1 antihistamine with anticholinergic properties.

Trazodone: Serotonin antagonist and reuptake inhibitor (SARI).

Pharmacokinetics

Half-life: Diphenhydramine — 2-8 hours; Trazodone — 5-9 hours.

Chemical Properties

Molecular Formula: Diphenhydramine — C17H21NO; Trazodone — C19H22ClN5O.

Molecular Weight: Diphenhydramine — 255.3550 g/mol; Trazodone — 371.8640 g/mol.

Type: Diphenhydramine — Small molecule; Trazodone — Small molecule.