Fentanyl vs Trimethoprim

Fentanyl vs Trimethoprim: Overview

This comparison examines the pharmacological differences between Fentanyl and Trimethoprim.

Mechanism of Action

Fentanyl: Highly potent synthetic mu-opioid receptor agonist approximately 100 times more potent than morphine.

Trimethoprim: Dihydrofolate reductase inhibitor (bacterial selective).

Pharmacokinetics

Half-life: Fentanyl — 2-4 hours; Trimethoprim — 8-10 hours.

Chemical Properties

Molecular Formula: Fentanyl — C22H28N2O; Trimethoprim — C14H18N4O3.

Molecular Weight: Fentanyl — 336.4700 g/mol; Trimethoprim — 290.3180 g/mol.

Type: Fentanyl — Small molecule; Trimethoprim — Small molecule.