Ondansetron vs Prednisone
## Ondansetron vs Prednisone: Overview
This comparison examines the pharmacological differences between **Ondansetron** and **Prednisone**.
## Mechanism of Action
**Ondansetron**: Selective 5-HT3 receptor antagonist.
**Prednisone**: Synthetic corticosteroid; suppresses inflammation via glucocorticoid receptor.
## Pharmacokinetics
**Half-life**: Ondansetron — 3-5 hours; Prednisone — 2-3 hours.
## Chemical Properties
**Molecular Formula**: Ondansetron — C18H19N3O; Prednisone — C21H26O5.
**Molecular Weight**: Ondansetron — 293.3660 g/mol; Prednisone — 358.4280 g/mol.
**Type**: Ondansetron — Small molecule; Prednisone — Small molecule.