Aripiprazole vs Sildenafil

## Aripiprazole vs Sildenafil: Overview

This comparison examines the pharmacological differences between **Aripiprazole** and **Sildenafil**.

## Mechanism of Action

**Aripiprazole**: Partial agonist at D2 and 5-HT1A receptors.

**Sildenafil**: Selective PDE5 inhibitor increasing cGMP.

## Pharmacokinetics

**Half-life**: Aripiprazole — 75 hours; Sildenafil — 4 hours.

## Chemical Properties

**Molecular Formula**: Aripiprazole — C23H27Cl2N3O2; Sildenafil — C22H30N6O4S.

**Molecular Weight**: Aripiprazole — 448.3850 g/mol; Sildenafil — 474.5800 g/mol.

**Type**: Aripiprazole — Small molecule; Sildenafil — Small molecule.