What is AOD-9604?
The short answer
AOD-9604 is a lab-made, slightly changed piece of the growth hormone chain.
What it is
Modified tail piece of growth hormone.
What people look into
Weight
- 9 sources
- Status as of
- How we source
- Ellum doesn't sell peptides.
Get updates on AOD-9604
What it is
- Type
- Growth hormone fragment (peptide)
- Also known as
- hgh fragment 176-191, hgh frag
- How it works
- Modified tail piece of growth hormone.
Regulatory status
Not FDA-approved How we label status
As of October 4, 2026, AOD-9604 is not FDA-approved for any use and is not on FDA's 503A bulks list.
- Federal (FDA)
- Not FDA-approved
- 503A compounding
- No category (nomination withdrawn; removed from Cat 2 2024-09-27); not on 216.23 as of 2026-10-07; not an approved-drug component (as of October 7, 2026)
- PCAC history
- 2024-12-04: against 0-12-0 (group vote; use reviewed: obesity); FDA staff: against
- WADA 2026
- S2.2.3
Timeline
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Timeline table
| Date | What happened | Source |
|---|---|---|
| Federal Register notice of an FDA Pharmacy Compounding Advisory Committee meeting lists AOD-9604 among bulk drug substances under consideration for the 503A bulks list. | Federal Register, event of October 25, 2024, on federalregister.gov |
US enforcement actions
1 US enforcement action, in 2022.
Actions by US federal and state agencies whose documents name AOD-9604. Each row links to the government's own document.
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US enforcement actions table
| Date | Agency | Action | Document |
|---|---|---|---|
| FDA | Warning letter | FDA document, warning letter, January 26, 2022, on fda.gov |
References
Sources as of October 4, 2026
- FDA: www.fda.gov/media/94155/download
- FDA: www.fda.gov/media/185642/download
- FDA: www.fda.gov/media/183584/download
- FDA: www.fda.gov/drugs/human-drug-compounding/certain-bulk-drug-substances-use-compounding-may-present-significant-safety-risks
- FDA warning letter, January 26, 2022
- WADA: www.wada-ama.org/sites/default/files/2025-09/2026list_en_final_clean_september_2025.pdf
- Internet Archive: web.archive.org/web/20241107074712id_/https://www.fda.gov/media/94155/download
- eCFR: www.ecfr.gov/current/title-21/chapter-I/subchapter-C/part-216/subpart-B/section-216.23
- FDA: api.fda.gov/drug/drugsfda.json