Aspirin vs Losartan

## Aspirin vs Losartan: Overview

This comparison examines the pharmacological differences between **Aspirin** and **Losartan**.

## Mechanism of Action

**Aspirin**: Irreversibly inhibits cyclooxygenase-1 and -2.

**Losartan**: Angiotensin II receptor type 1 antagonist.

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Losartan — 2 hours.

## Chemical Properties

**Molecular Formula**: Aspirin — C9H8O4; Losartan — C22H23ClN6O.

**Molecular Weight**: Aspirin — 180.1580 g/mol; Losartan — 422.9200 g/mol.

**Type**: Aspirin — Small molecule; Losartan — Small molecule.