Cephalexin vs Lorazepam

## Cephalexin vs Lorazepam: Overview

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

## Mechanism of Action

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

**Lorazepam**: Intermediate-acting benzodiazepine enhancing GABA-A receptor chloride conductance.

## Pharmacokinetics

**Half-life**: Cephalexin — 0.5-1.2 hours; Lorazepam — 10-20 hours.

## Chemical Properties

**Molecular Formula**: Cephalexin — C16H17N3O4S; Lorazepam — C15H10Cl2N2O2.

**Molecular Weight**: Cephalexin — 347.3890 g/mol; Lorazepam — 321.1580 g/mol.

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