Ranitidine vs Theophylline

## Ranitidine vs Theophylline: Overview

This comparison examines the pharmacological differences between **Ranitidine** and **Theophylline**.

## Mechanism of Action

**Ranitidine**: Competitive H2 receptor antagonist.

## Pharmacokinetics

**Half-life**: Ranitidine — 2-3 hours; Theophylline — N/A.

## Chemical Properties

**Molecular Formula**: Ranitidine — C13H22N4O3S; Theophylline — N/A.

**Molecular Weight**: Ranitidine — 314.4050 g/mol; Theophylline — N/A.

**Type**: Ranitidine — Small molecule; Theophylline — Protein.