Dulaglutide vs Promethazine

## Dulaglutide vs Promethazine: Overview

This comparison examines the pharmacological differences between **Dulaglutide** and **Promethazine**.

## Mechanism of Action

**Dulaglutide**: GLP-1 receptor agonist fused to Fc fragment; enhances glucose-dependent insulin secretion.

## Pharmacokinetics

**Half-life**: Dulaglutide — 5 days; Promethazine — N/A.

## Chemical Properties

**Type**: Dulaglutide — Protein; Promethazine — Small molecule.