Apixaban vs Gefitinib
## Apixaban vs Gefitinib: Overview
This comparison examines the pharmacological differences between **Apixaban** and **Gefitinib**.
## Mechanism of Action
**Apixaban**: Direct Factor Xa inhibitor.
**Gefitinib**: Selective reversible inhibitor of EGFR tyrosine kinase.
## Pharmacokinetics
**Half-life**: Apixaban — 12 hours; Gefitinib — 48 hours.
## Chemical Properties
**Molecular Formula**: Apixaban — C25H25N5O4; Gefitinib — C22H24ClFN4O3.
**Molecular Weight**: Apixaban — 459.4970 g/mol; Gefitinib — 446.9000 g/mol.
**Type**: Apixaban — Small molecule; Gefitinib — Small molecule.