Afatinib vs Hydroxychloroquine

## Afatinib vs Hydroxychloroquine: Overview

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

## Mechanism of Action

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

**Hydroxychloroquine**: Accumulates in lysosomes raising pH; inhibits toll-like receptor signaling.

## Pharmacokinetics

**Half-life**: Afatinib — 37 hours; Hydroxychloroquine — 40-50 days.

## Chemical Properties

**Molecular Formula**: Afatinib — C24H25ClFN5O3; Hydroxychloroquine — C18H26ClN3O.

**Molecular Weight**: Afatinib — 485.9400 g/mol; Hydroxychloroquine — 335.8720 g/mol.

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