Diphenhydramine vs Morphine

Diphenhydramine vs Morphine: Overview

This comparison examines the pharmacological differences between Diphenhydramine and Morphine.

Mechanism of Action

Diphenhydramine: First-generation H1 antihistamine with anticholinergic properties.

Morphine: Mu-opioid receptor agonist.

Pharmacokinetics

Half-life: Diphenhydramine — 2-8 hours; Morphine — 2-3 hours.

Chemical Properties

Molecular Formula: Diphenhydramine — C17H21NO; Morphine — C17H19NO3.

Molecular Weight: Diphenhydramine — 255.3550 g/mol; Morphine — 285.3380 g/mol.

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