Afatinib vs Valsartan

## Afatinib vs Valsartan: Overview

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

## Mechanism of Action

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

**Valsartan**: Angiotensin II type 1 receptor blocker.

## Pharmacokinetics

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

## Chemical Properties

**Molecular Formula**: Afatinib — C24H25ClFN5O3; Valsartan — C24H29N5O3.

**Molecular Weight**: Afatinib — 485.9400 g/mol; Valsartan — 435.5190 g/mol.

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