Gefitinib vs Methotrexate

Gefitinib vs Methotrexate: Overview

This comparison examines the pharmacological differences between Gefitinib and Methotrexate.

Mechanism of Action

Gefitinib: Selective reversible inhibitor of EGFR tyrosine kinase.

Methotrexate: Dihydrofolate reductase inhibitor.

Pharmacokinetics

Half-life: Gefitinib — 48 hours; Methotrexate — 3-10 hours.

Chemical Properties

Molecular Formula: Gefitinib — C22H24ClFN4O3; Methotrexate — C20H22N8O5.

Molecular Weight: Gefitinib — 446.9000 g/mol; Methotrexate — 454.4400 g/mol.

Type: Gefitinib — Small molecule; Methotrexate — Small molecule.