Duloxetine vs Gefitinib
## Duloxetine vs Gefitinib: Overview
This comparison examines the pharmacological differences between **Duloxetine** and **Gefitinib**.
## Mechanism of Action
**Duloxetine**: Serotonin-norepinephrine reuptake inhibitor (SNRI).
**Gefitinib**: Selective reversible inhibitor of EGFR tyrosine kinase.
## Pharmacokinetics
**Half-life**: Duloxetine — 12 hours; Gefitinib — 48 hours.
## Chemical Properties
**Molecular Formula**: Duloxetine — C18H19NOS; Gefitinib — C22H24ClFN4O3.
**Molecular Weight**: Duloxetine — 297.4150 g/mol; Gefitinib — 446.9000 g/mol.
**Type**: Duloxetine — Small molecule; Gefitinib — Small molecule.