Compound comparison

Maridebart cafraglutide vs Tirzepatide

This page sets Maridebart cafraglutide and Tirzepatide side by side using the data recorded on Peptide Science Daily: drug class, mechanism of action, regulatory status by region, the evidence grade assigned here, and the number of clinical trials tracked. It is a neutral, factual comparison and does not rank either compound or recommend one over the other.

Side-by-side comparison

Class
Maridebart cafraglutide
Peptide-antibody conjugate with GLP-1 receptor agonist and GIP receptor antagonist activity
Tirzepatide
Dual agonist of the GIP and GLP-1 receptors (incretin-based metabolic peptide)
Mechanism
Maridebart cafraglutide
In plain terms, maridebart cafraglutide is a lab-built molecule that turns on the GLP-1 receptor to reduce appetite while blocking a second gut-hormone receptor called GIP, attached to an antibody scaffold that keeps it in the body long enough for once-monthly dosing.
Tirzepatide
In plain terms, tirzepatide imitates two natural gut hormones that lower blood sugar and reduce appetite.
United States (FDA)
Maridebart cafraglutide
Not approved. Investigational only; in clinical development for obesity and type 2 diabetes and not authorized for any indication.
Tirzepatide
Approved. Mounjaro for type 2 diabetes (May 2022); Zepbound for chronic weight management (November 2023) and for moderate-to-severe obstructive sleep apnea in adults with obesity (December 2024).
European Union (EMA)
Maridebart cafraglutide
Not authorized. Investigational; no EU marketing authorisation.
Tirzepatide
Authorized (Mounjaro) for type 2 diabetes and weight management (marketing authorization granted September 2022).
Australia (TGA)
Maridebart cafraglutide
Not registered on the Australian Register of Therapeutic Goods (ARTG). Investigational; not approved in Australia.
Tirzepatide
Registered on the ARTG (Mounjaro) for type 2 diabetes and for weight management, available on prescription.
WADA
Maridebart cafraglutide
Not listed on the WADA Prohibited List and not in the 2026 Monitoring Program (which names only markers of semaglutide and tirzepatide).
Tirzepatide
Not prohibited. Added to the WADA 2026 Monitoring Program, with markers tracked in- and out-of-competition to detect patterns of misuse; not a banned substance.
Evidence grade
Maridebart cafraglutide
B
Tirzepatide
A
Tracked clinical trials
Maridebart cafraglutide
24
Tirzepatide
252
Full profile
Maridebart cafraglutide

Common questions

What is the difference between Maridebart cafraglutide and Tirzepatide?
Maridebart cafraglutide is classified as: Peptide-antibody conjugate with GLP-1 receptor agonist and GIP receptor antagonist activity. Tirzepatide is classified as: Dual agonist of the GIP and GLP-1 receptors (incretin-based metabolic peptide). Maridebart cafraglutide is investigational and is not an approved medicine. Tirzepatide is approved for one or more medical uses in at least one major jurisdiction.
Is Maridebart cafraglutide or Tirzepatide approved?
Maridebart cafraglutide is investigational and is not an approved medicine. Tirzepatide is approved for one or more medical uses in at least one major jurisdiction. Regulatory status by region is set out in the table above.
How much clinical trial evidence is tracked for Maridebart cafraglutide and Tirzepatide?
Peptide Science Daily tracks 24 registered clinical trials for Maridebart cafraglutide (evidence grade B) and 252 for Tirzepatide (evidence grade A).