Metabolic Comparison

AOD-9604 vs Semaglutide

Comparison of failed AOD-9604 trials versus proven semaglutide for weight management.

Last updated: January 19, 2026

AOD-9604

Low Evidence
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Semaglutide

High Evidence
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Overview

AOD-9604 failed Phase 2b/3 trials while semaglutide succeeded in becoming an FDA-approved weight loss medication.

Status Comparison

AspectAOD-9604Semaglutide
FDA StatusFailed trialsApproved
Trial ResultDid not meet endpointSignificant efficacy
Weight LossNo significant effect14.9% (STEP 1)

Why AOD-9604 Failed

  • Did not separate from placebo
  • Mechanism may not translate to humans
  • Insufficient effect size
  • Development discontinued

Why Semaglutide Succeeded

  • Clear mechanism (GLP-1 agonist)
  • Robust efficacy signal
  • Multiple successful Phase 3 trials
  • Cardiovascular benefit demonstrated

Summary

AOD-9604 is an example of a peptide that looked promising preclinically but failed in rigorous human trials. Semaglutide represents successful drug development with proven efficacy.


This comparison is for educational purposes only. AOD-9604 is not approved; semaglutide requires a prescription.

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Disclaimer: This comparison is for educational purposes only and does not constitute medical advice. Individual responses to medications vary. Always consult a qualified healthcare provider before making treatment decisions.