TL;DR: Same medication (tirzepatide), different indications. Mounjaro = diabetes. Zepbound = weight loss. They're identical in formulation.

Mounjaro and Zepbound are both brand names for tirzepatide, made by Eli Lilly. The key difference is their approved use.

Quick Comparison

Factor Mounjaro Zepbound
Active Ingredient Tirzepatide Tirzepatide
FDA Approval Type 2 Diabetes Weight Loss
Dosing 2.5-15mg weekly 2.5-15mg weekly
Manufacturer Eli Lilly Eli Lilly

Why Two Brand Names?

FDA requires different approval processes for different conditions:

  • Mounjaro: Approved 2022 for type 2 diabetes
  • Zepbound: Approved 2023 for chronic weight management

Which Should You Get?

  • Have type 2 diabetes? → Mounjaro
  • Weight loss without diabetes? → Zepbound
  • Both conditions? → Discuss with your doctor

FAQ

What's the difference?

Same medication, different approved indications. Mounjaro for diabetes, Zepbound for weight loss.

Which is stronger?

Neither—they're identical. Same doses, same formulation.

Medical Disclaimer: This article is for informational purposes only. Consult a healthcare provider before starting any medication.