Methotrexate vs Sertraline
## Methotrexate vs Sertraline: Overview
This comparison examines the pharmacological differences between **Methotrexate** and **Sertraline**.
## Mechanism of Action
**Methotrexate**: Dihydrofolate reductase inhibitor.
**Sertraline**: Selective serotonin reuptake inhibitor (SSRI).
## Pharmacokinetics
**Half-life**: Methotrexate — 3-10 hours; Sertraline — 26 hours.
## Chemical Properties
**Molecular Formula**: Methotrexate — C20H22N8O5; Sertraline — C17H17Cl2N.
**Molecular Weight**: Methotrexate — 454.4400 g/mol; Sertraline — 306.2290 g/mol.
**Type**: Methotrexate — Small molecule; Sertraline — Small molecule.