Aspirin vs Methylphenidate

## Aspirin vs Methylphenidate: Overview

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

## Mechanism of Action

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

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Methylphenidate — N/A.

## Chemical Properties

**Molecular Formula**: Aspirin — C9H8O4; Methylphenidate — N/A.

**Molecular Weight**: Aspirin — 180.1580 g/mol; Methylphenidate — N/A.

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