Cephalexin vs Paroxetine

## Cephalexin vs Paroxetine: Overview

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

## Mechanism of Action

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

**Paroxetine**: Potent selective serotonin reuptake inhibitor with additional muscarinic and NE reuptake inhibition.

## Pharmacokinetics

**Half-life**: Cephalexin — 0.5-1.2 hours; Paroxetine — 21 hours.

## Chemical Properties

**Molecular Formula**: Cephalexin — C16H17N3O4S; Paroxetine — C19H20FNO3.

**Molecular Weight**: Cephalexin — 347.3890 g/mol; Paroxetine — 329.3730 g/mol.

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