Cephalexin vs Loratadine

## Cephalexin vs Loratadine: Overview

This comparison examines the pharmacological differences between **Cephalexin** and **Loratadine**.

## Mechanism of Action

**Cephalexin**: First-generation cephalosporin inhibiting cell wall synthesis.

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

## Pharmacokinetics

**Half-life**: Cephalexin — 0.5-1.2 hours; Loratadine — 8 hours.

## Chemical Properties

**Molecular Formula**: Cephalexin — C16H17N3O4S; Loratadine — C22H23ClN2O2.

**Molecular Weight**: Cephalexin — 347.3890 g/mol; Loratadine — 382.8800 g/mol.

**Type**: Cephalexin — Small molecule; Loratadine — Small molecule.