Dexamethasone vs Methotrexate

Dexamethasone vs Methotrexate: Overview

This comparison examines the pharmacological differences between Dexamethasone and Methotrexate.

Mechanism of Action

Dexamethasone: Potent synthetic glucocorticoid.

Methotrexate: Dihydrofolate reductase inhibitor.

Pharmacokinetics

Half-life: Dexamethasone — 36-54 hours; Methotrexate — 3-10 hours.

Chemical Properties

Molecular Formula: Dexamethasone — C22H29FO5; Methotrexate — C20H22N8O5.

Molecular Weight: Dexamethasone — 392.4610 g/mol; Methotrexate — 454.4400 g/mol.

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