Metronidazole vs Penicillin V
## Metronidazole vs Penicillin V: Overview
This comparison examines the pharmacological differences between **Metronidazole** and **Penicillin V**.
## Mechanism of Action
**Metronidazole**: Forms cytotoxic free radicals that damage bacterial DNA.
## Pharmacokinetics
**Half-life**: Metronidazole — 8 hours; Penicillin V — N/A.
## Chemical Properties
**Molecular Formula**: Metronidazole — C6H9N3O3; Penicillin V — N/A.
**Molecular Weight**: Metronidazole — 171.1540 g/mol; Penicillin V — N/A.
**Type**: Metronidazole — Small molecule; Penicillin V — Small molecule.