Comparison · Updated

CJC-1295 (with DAC) VS CJC-1295 No DAC

Short answer

CJC-1295 (with DAC) has stronger published evidence than CJC-1295 No DAC: tier A (Controlled human trials) vs tier C (Animal data).

Neither CJC-1295 (with DAC) nor CJC-1295 No DAC is FDA-approved.

Both are prohibited in sport by WADA under section S2.

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Side by side

Field CJC-1295 (with DAC) CJC-1295 No DAC
Evidence tier A Tier A · Controlled human trials C Tier C · Animal data
Tier rationale Randomized, placebo-controlled dose studies in healthy adults were published (2006); development was discontinued and it is not approved. Published data are mostly preclinical; no completed human trials of this compound were found.
FDA status Not approved Not approved
Other approvals None listed None listed
WADA Prohibited · S2Peptide hormones, growth factors, related substances and mimetics Prohibited · S2Peptide hormones, growth factors, related substances and mimetics
Family GH & Growth GH & Growth
Residues Not on file Not on file
Molecular weight Not on file Not on file
Formula Not on file Not on file
Discovered Not on file Not on file
Routes studied Subcutaneous, Intramuscular Subcutaneous, Intramuscular
Mechanism CJC-1295 DAC is a synthetic GHRH analog with four amino acid substitutions for enzymatic stability plus a drug affinity complex (DAC) that binds albumin, extending the half-life to 6-8 days. It binds the GHRH receptor on pituitary somatotrophs, activating cAMP-PKA signaling to promote sustained GH secretion. CJC-1295 no DAC (modified GRF 1-29) binds the GHRH receptor on pituitary somatotrophs, stimulating GH release via adenylyl cyclase/cAMP signaling. Without the DAC moiety it has a half-life of approximately 30 minutes, producing a sharp GH pulse that closely mimics the natural pulsatile secretion pattern.
Safety notes Phase II trials showed generally well-tolerated profile. Well-tolerated in clinical settings.
Cited studies 1 study 1 study
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Questions

Which has stronger evidence, CJC-1295 (with DAC) or CJC-1295 No DAC?
CJC-1295 (with DAC) has stronger published evidence than CJC-1295 No DAC: tier A (Controlled human trials) vs tier C (Animal data). CJC-1295 (with DAC): Randomized, placebo-controlled dose studies in healthy adults were published (2006); development was discontinued and it is not approved. CJC-1295 No DAC: Published data are mostly preclinical; no completed human trials of this compound were found. Tiers rate the strength of published evidence, not effectiveness.
Is CJC-1295 (with DAC) FDA-approved?
CJC-1295 (with DAC) is not FDA-approved.
Is CJC-1295 No DAC FDA-approved?
CJC-1295 No DAC is not FDA-approved.
Are CJC-1295 (with DAC) and CJC-1295 No DAC banned in sport?
Both are prohibited in sport by WADA under section S2.
How do CJC-1295 (with DAC) and CJC-1295 No DAC work?
CJC-1295 DAC is a synthetic GHRH analog with four amino acid substitutions for enzymatic stability plus a drug affinity complex (DAC) that binds albumin, extending the half-life to 6-8 days. CJC-1295 no DAC (modified GRF 1-29) binds the GHRH receptor on pituitary somatotrophs, stimulating GH release via adenylyl cyclase/cAMP signaling.
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