Gefitinib vs Naproxen
## Gefitinib vs Naproxen: Overview
This comparison examines the pharmacological differences between **Gefitinib** and **Naproxen**.
## Mechanism of Action
**Gefitinib**: Selective reversible inhibitor of EGFR tyrosine kinase.
**Naproxen**: Non-selective COX inhibitor.
## Pharmacokinetics
**Half-life**: Gefitinib — 48 hours; Naproxen — 12-17 hours.
## Chemical Properties
**Molecular Formula**: Gefitinib — C22H24ClFN4O3; Naproxen — C14H14O3.
**Molecular Weight**: Gefitinib — 446.9000 g/mol; Naproxen — 230.2590 g/mol.
**Type**: Gefitinib — Small molecule; Naproxen — Small molecule.