Phenytoin vs Rivaroxaban
## Phenytoin vs Rivaroxaban: Overview
This comparison examines the pharmacological differences between **Phenytoin** and **Rivaroxaban**.
## Mechanism of Action
**Phenytoin**: Sodium channel blocker stabilizing inactive state.
**Rivaroxaban**: Direct Factor Xa inhibitor.
## Pharmacokinetics
**Half-life**: Phenytoin — 22 hours; Rivaroxaban — 5-9 hours.
## Chemical Properties
**Molecular Formula**: Phenytoin — C15H12N2O2; Rivaroxaban — C19H18ClN3O5S.
**Molecular Weight**: Phenytoin — 252.2680 g/mol; Rivaroxaban — 435.8820 g/mol.
**Type**: Phenytoin — Small molecule; Rivaroxaban — Small molecule.