Ondansetron vs Sertraline
## Ondansetron vs Sertraline: Overview
This comparison examines the pharmacological differences between **Ondansetron** and **Sertraline**.
## Mechanism of Action
**Ondansetron**: Selective 5-HT3 receptor antagonist.
**Sertraline**: Selective serotonin reuptake inhibitor (SSRI).
## Pharmacokinetics
**Half-life**: Ondansetron — 3-5 hours; Sertraline — 26 hours.
## Chemical Properties
**Molecular Formula**: Ondansetron — C18H19N3O; Sertraline — C17H17Cl2N.
**Molecular Weight**: Ondansetron — 293.3660 g/mol; Sertraline — 306.2290 g/mol.
**Type**: Ondansetron — Small molecule; Sertraline — Small molecule.