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Growth hormone-releasing hormone (GHRH) analogue

CJC-1295

A GHRH analogue sold in two distinct forms that share a name. The DAC variant carries an albumin-binding group and differs from the non-DAC form in formula, mass and CAS number.

Also listed as: CJC-1295 DAC, DAC:GRF, Modified GRF (1-29), Mod GRF 1-29

Chemical identity

Compound class
Growth hormone-releasing hormone (GHRH) analogue. Supplied in two chemically distinct forms
Sequence
With DAC: modified GRF(1-29) backbone with Lys30 bearing a 3-(maleimido)propanoyl albumin-binding group. Without DAC: Tyr-D-Ala-Asp-Ala-Ile-Phe-Thr-Gln-Ser-Tyr-Arg-Lys-Val-Leu-Ala-Gln-Leu-Ser-Ala-Arg-Lys-Leu-Leu-Gln-Asp-Ile-Leu-Ser-Arg-NH2
Molecular formula
With DAC: C165H269N47O46 · Without DAC: C152H252N44O42
Molecular weight
With DAC: 3647.2 g/mol · Without DAC: 3367.9 g/mol
CAS number
With DAC: 446262-90-4 · Without DAC: 863288-34-0
PubChem CID
91971820 (with DAC) · 56841945 (without DAC)
Research categories
GHRH analogues

United States regulatory status

No FDA-approved product

  • No approved drug product exists in Drugs@FDA for either form.
  • Listed on FDA's table of bulk substances nominated for compounding and withdrawn by the nominator. FDA's entry does not distinguish between the DAC and non-DAC forms.
  • FDA's published concerns reference serious adverse events reported in association with CJC-1295, including increased heart rate and systemic vasodilatory reaction.

Anti-doping status

Named at S2.2.4 among GHRH analogues. Prohibited at all times; non-Specified.

Regulatory status describes how a substance is classified. It is not a safety assessment, and it says nothing about the quality of any particular material.

Sources

  1. PubChem CID 91971820 — with DAC
  2. PubChem CID 56841945 — modified GRF (1-29)
  3. FDA — Certain bulk drug substances for use in compounding may present significant safety risks
  4. WADA 2026 Prohibited ListEffective 1 January 2026.

Last reviewed 3 September 2026 · Compiled by Therapept Editorial · How these records are built