Amoxicillin vs Metronidazole

## Amoxicillin vs Metronidazole: Overview

This comparison examines the pharmacological differences between **Amoxicillin** and **Metronidazole**.

## Mechanism of Action

**Amoxicillin**: Inhibits bacterial cell wall synthesis by binding to PBPs.

**Metronidazole**: Forms cytotoxic free radicals that damage bacterial DNA.

## Pharmacokinetics

**Half-life**: Amoxicillin — 1-1.5 hours; Metronidazole — 8 hours.

## Chemical Properties

**Molecular Formula**: Amoxicillin — C16H19N3O5S; Metronidazole — C6H9N3O3.

**Molecular Weight**: Amoxicillin — 365.4050 g/mol; Metronidazole — 171.1540 g/mol.

**Type**: Amoxicillin — Small molecule; Metronidazole — Small molecule.