Erlotinib vs Loratadine

Erlotinib vs Loratadine: Overview

This comparison examines the pharmacological differences between Erlotinib and Loratadine.

Mechanism of Action

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

Loratadine: Second-generation H1 antihistamine with minimal CNS effects.

Pharmacokinetics

Half-life: Erlotinib — 36 hours; Loratadine — 8 hours.

Chemical Properties

Molecular Formula: Erlotinib — C22H23N3O4; Loratadine — C22H23ClN2O2.

Molecular Weight: Erlotinib — 393.4380 g/mol; Loratadine — 382.8800 g/mol.

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