Cimetidine vs Doxycycline

## Cimetidine vs Doxycycline: Overview

This comparison examines the pharmacological differences between **Cimetidine** and **Doxycycline**.

## Mechanism of Action

**Doxycycline**: Inhibits bacterial protein synthesis by binding 30S ribosomal subunit.

## Pharmacokinetics

**Half-life**: Cimetidine — N/A; Doxycycline — 18-22 hours.

## Chemical Properties

**Molecular Formula**: Cimetidine — N/A; Doxycycline — C22H24N2O8.

**Molecular Weight**: Cimetidine — N/A; Doxycycline — 444.4350 g/mol.

**Type**: Cimetidine — Small molecule; Doxycycline — Small molecule.