Cephalexin vs Erlotinib

Cephalexin vs Erlotinib: Overview

This comparison examines the pharmacological differences between Cephalexin and Erlotinib.

Mechanism of Action

Cephalexin: First-generation cephalosporin inhibiting cell wall synthesis.

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

Pharmacokinetics

Half-life: Cephalexin — 0.5-1.2 hours; Erlotinib — 36 hours.

Chemical Properties

Molecular Formula: Cephalexin — C16H17N3O4S; Erlotinib — C22H23N3O4.

Molecular Weight: Cephalexin — 347.3890 g/mol; Erlotinib — 393.4380 g/mol.

Type: Cephalexin — Small molecule; Erlotinib — Small molecule.