Is MK-677 legal? FDA status and US regulatory standing
Current status
Barred from compounding. MK-677 is not FDA-approved and has been placed in a category of bulk substances that licensed pharmacies may not compound (status recorded ).
Primary source: www.fda.gov
Federal legal status
FDA approval status
MK-677 is not FDA-approved and has been placed in a category of bulk substances that licensed pharmacies may not compound. Non-peptide ghrelin mimetic. Active IND; Phase 2/3 trials by Merck/Helsinn. Never FDA-approved. FDA enforcement actions against MK-677 supplements as unapproved new drug. Investigational only.
Also known as
Ibutamoren · MK-0677 · Nutrobal
Status history
- MK-677 is not FDA-approved and has been placed in a category of bulk substances that licensed pharmacies may not compound. [source]
Frequently asked questions
- Is MK-677 FDA approved?
- MK-677 is not FDA-approved and has been placed in a category of bulk substances that licensed pharmacies may not compound (status recorded 2023-09-29). Primary source linked on this page.
- Is MK-677 legal to buy?
- MK-677 is available in the U.S. as a research-use-only compound. It is not FDA-approved and has been placed in a category of bulk substances that licensed pharmacies may not compound. Sale for human consumption is not permitted.
Content review: Regulatory status is sourced from the linked primary records and reviewed by the PeptideBase editorial team. This page is educational — not legal or medical advice. Last reviewed: .