Doxycycline vs Loratadine

Doxycycline vs Loratadine: Overview

This comparison examines the pharmacological differences between Doxycycline and Loratadine.

Mechanism of Action

Doxycycline: Inhibits bacterial protein synthesis by binding 30S ribosomal subunit.

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

Pharmacokinetics

Half-life: Doxycycline — 18-22 hours; Loratadine — 8 hours.

Chemical Properties

Molecular Formula: Doxycycline — C22H24N2O8; Loratadine — C22H23ClN2O2.

Molecular Weight: Doxycycline — 444.4350 g/mol; Loratadine — 382.8800 g/mol.

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