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