Buprenorphine vs Duloxetine

## Buprenorphine vs Duloxetine: Overview

This comparison examines the pharmacological differences between **Buprenorphine** and **Duloxetine**.

## Mechanism of Action

**Buprenorphine**: Partial mu-opioid receptor agonist and kappa antagonist with high receptor affinity.

**Duloxetine**: Serotonin-norepinephrine reuptake inhibitor (SNRI).

## Pharmacokinetics

**Half-life**: Buprenorphine — 24-42 hours; Duloxetine — 12 hours.

## Chemical Properties

**Molecular Formula**: Buprenorphine — C29H41NO4; Duloxetine — C18H19NOS.

**Molecular Weight**: Buprenorphine — 467.6430 g/mol; Duloxetine — 297.4150 g/mol.

**Type**: Buprenorphine — Small molecule; Duloxetine — Small molecule.