Erlotinib vs Lansoprazole

## Erlotinib vs Lansoprazole: Overview

This comparison examines the pharmacological differences between **Erlotinib** and **Lansoprazole**.

## Mechanism of Action

**Erlotinib**: Reversible inhibitor of EGFR (HER1) tyrosine kinase, blocking autophosphorylation.

**Lansoprazole**: Proton pump inhibitor.

## Pharmacokinetics

**Half-life**: Erlotinib — 36 hours; Lansoprazole — 1.5 hours.

## Chemical Properties

**Molecular Formula**: Erlotinib — C22H23N3O4; Lansoprazole — C16H14F3N3O2S.

**Molecular Weight**: Erlotinib — 393.4380 g/mol; Lansoprazole — 369.3620 g/mol.

**Type**: Erlotinib — Small molecule; Lansoprazole — Small molecule.