Omeprazole vs Trimethoprim

## Omeprazole vs Trimethoprim: Overview

This comparison examines the pharmacological differences between **Omeprazole** and **Trimethoprim**.

## Mechanism of Action

**Omeprazole**: Proton pump inhibitor that irreversibly blocks H+/K+-ATPase.

**Trimethoprim**: Dihydrofolate reductase inhibitor (bacterial selective).

## Pharmacokinetics

**Half-life**: Omeprazole — 0.5-1 hour; Trimethoprim — 8-10 hours.

## Chemical Properties

**Molecular Formula**: Omeprazole — C17H19N3O3S; Trimethoprim — C14H18N4O3.

**Molecular Weight**: Omeprazole — 345.4170 g/mol; Trimethoprim — 290.3180 g/mol.

**Type**: Omeprazole — Small molecule; Trimethoprim — Small molecule.