Finasteride vs Trimethoprim

Finasteride vs Trimethoprim: Overview

This comparison examines the pharmacological differences between Finasteride and Trimethoprim.

Mechanism of Action

Finasteride: Competitive inhibitor of 5-alpha-reductase type II.

Trimethoprim: Dihydrofolate reductase inhibitor (bacterial selective).

Pharmacokinetics

Half-life: Finasteride — 5-6 hours; Trimethoprim — 8-10 hours.

Chemical Properties

Molecular Formula: Finasteride — C23H36N2O2; Trimethoprim — C14H18N4O3.

Molecular Weight: Finasteride — 372.5490 g/mol; Trimethoprim — 290.3180 g/mol.

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