Ondansetron vs Oxycodone
## Ondansetron vs Oxycodone: Overview
This comparison examines the pharmacological differences between **Ondansetron** and **Oxycodone**.
## Mechanism of Action
**Ondansetron**: Selective 5-HT3 receptor antagonist.
**Oxycodone**: Semisynthetic mu-opioid receptor agonist.
## Pharmacokinetics
**Half-life**: Ondansetron — 3-5 hours; Oxycodone — 3-5 hours.
## Chemical Properties
**Molecular Formula**: Ondansetron — C18H19N3O; Oxycodone — C18H21NO4.
**Molecular Weight**: Ondansetron — 293.3660 g/mol; Oxycodone — 315.3640 g/mol.
**Type**: Ondansetron — Small molecule; Oxycodone — Small molecule.