Afatinib vs Hydrochlorothiazide

## Afatinib vs Hydrochlorothiazide: Overview

This comparison examines the pharmacological differences between **Afatinib** and **Hydrochlorothiazide**.

## Mechanism of Action

**Afatinib**: Irreversible covalent inhibitor of ErbB family (EGFR/HER1, HER2, HER4) tyrosine kinases.

**Hydrochlorothiazide**: Inhibits Na+/Cl- cotransporter in distal convoluted tubule.

## Pharmacokinetics

**Half-life**: Afatinib — 37 hours; Hydrochlorothiazide — 6-15 hours.

## Chemical Properties

**Molecular Formula**: Afatinib — C24H25ClFN5O3; Hydrochlorothiazide — C7H8ClN3O4S2.

**Molecular Weight**: Afatinib — 485.9400 g/mol; Hydrochlorothiazide — 297.7400 g/mol.

**Type**: Afatinib — Small molecule; Hydrochlorothiazide — Small molecule.