Afatinib vs Bupropion

## Afatinib vs Bupropion: Overview

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

## Mechanism of Action

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

**Bupropion**: Norepinephrine-dopamine reuptake inhibitor (NDRI).

## Pharmacokinetics

**Half-life**: Afatinib — 37 hours; Bupropion — 21 hours.

## Chemical Properties

**Molecular Formula**: Afatinib — C24H25ClFN5O3; Bupropion — C13H18ClNO.

**Molecular Weight**: Afatinib — 485.9400 g/mol; Bupropion — 239.7420 g/mol.

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