Colistimethate Sodium vs Metronidazole

## Colistimethate Sodium vs Metronidazole: Overview

This comparison examines the pharmacological differences between **Colistimethate Sodium** and **Metronidazole**.

## Mechanism of Action

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

## Pharmacokinetics

**Half-life**: Colistimethate Sodium — N/A; Metronidazole — 8 hours.

## Chemical Properties

**Molecular Formula**: Colistimethate Sodium — N/A; Metronidazole — C6H9N3O3.

**Molecular Weight**: Colistimethate Sodium — N/A; Metronidazole — 171.1540 g/mol.

**Type**: Colistimethate Sodium — Unknown; Metronidazole — Small molecule.