Key regulatory and practical differences between compounded tirzepatide and FDA-approved Zepbound.
Zepbound
Zepbound is an FDA-approved tirzepatide product for specific indications.
Compounded tirzepatide
Compounded tirzepatide is not FDA-approved and should not be marketed as though it were a generic Zepbound equivalent.
Comparison questions
- Exact product and source
- Why compounding is being considered
- Cost
- Insurance coverage
- Follow-up and monitoring
Sources & verification
We use primary sources for time-sensitive commercial and regulatory claims.
- FDA — Compounding and the FDA: Questions and Answers
- FDA — Concerns with unapproved GLP-1 drugs used for weight loss
Last reviewed: August 19, 2026