CJC-1295 without DAC side effects and risks
A peptide intended to trigger growth hormone release, with no human dosing study found.
Also called: Modified GRF 1-29, Mod GRF 1-29, Mod GRF(1-29), CJC-1295 no DAC.
GHRH analogues · Modified GHRH 1-29 analogue without an albumin-binding DAC tag.
Reported side effects
- Flushing and injection reactions: Reported in no DAC/ipamorelin threads; no denominator or verified product identity., moderate (source)
- Disturbed sleep or vivid dreams: Conflicting user reports with ipamorelin; no clinical event rate., mild (source)
- Racing heart: One thread includes a heart rate report up to 130 beats/min with the combination; cause is unverified., serious. Persistent racing heart, chest pain or fainting needs urgent care. (source)
- Blood sugar changes, swelling or joint pain: Related tesamorelin can cause these effects. Modified GRF 1 29 risks and rates are unknown., moderate (source)
- Allergic reaction or contaminated-injection infection: Unapproved injectable product risk; no modified GRF specific incidence estimate., serious (source)
Stop and get help if
- Trouble breathing, throat or face swelling, widespread hives, or collapse: Stop using it and call emergency services now.
- Chest pain, fainting, severe breathlessness, or a sustained racing heart: Stop exposure and seek emergency care now.
- Severe headache with vision change, vomiting, or new weakness: Get emergency care now; do not assume this is normal flushing.
- Rapid swelling or weight gain with shortness of breath: Seek urgent care now for possible fluid overload or heart problems.
- Hot spreading injection-site redness, severe pain, pus, or fever: Stop injections and get urgent same-day care; fever or rapidly worsening illness needs emergency care.
- Confusion, vomiting, marked thirst or urination, or low sugar that does not improve: Check blood sugar if available and seek urgent care; severe confusion or unconsciousness needs emergency services.
Who should avoid it
- pregnant: CJC pregnancy safety is unknown. Stop use during pregnancy.
- breastfeeding: Milk transfer and infant effects are unknown; avoid exposing a nursing infant.
- tryingToConceive: Fertility and early-pregnancy effects are unknown. This is a precautionary screen.
- under18: No child safety study was found. Growth hormone stimulation can affect growth.
- activeCancer: Growth hormone can support cell growth. Avoid no-DAC CJC with active cancer, following related-drug precautions.
- cancerHistory: A prior cancer needs individual review; long-term recurrence risk with CJC is unknown.
- other: Excess growth hormone makes this unsuitable; pituitary disease needs specialist review.
- other: A serious allergy to this peptide or its vial ingredients means avoiding further use.
- diabetes: Growth hormone can raise blood sugar. Diabetes was excluded from the HIV study; no-DAC safety data are lacking.
- diabeticRetinopathy: Related tesamorelin guidance warns about worsening diabetic eye disease; no-DAC CJC risk is unknown.
- heartCondition: No-DAC cardiac effects are unmeasured; fast heart rate is reported in users taking it with ipamorelin.
- uncontrolledBloodPressure: Blood-pressure instability and GH-related fluid retention warrant review before further exposure.
- sleepApnea: Sleep apnea raises baseline cardiometabolic risk; new snoring or breathing pauses need assessment.
- kidneyDisease: No kidney dosing study was found. Kidney disease can also cause swelling and change hormone tests.
- liverDisease: No liver dosing study was found; liver disease can distort IGF-1 blood tests.
- surgeryPlanned: Tell the anesthesia team about peptide and other hormone use; no perioperative CJC safety study was found.
- testedAthlete: WADA prohibits GHRH analogues at all times, including CJC-1295.
Interactions
- Insulin: Related tesamorelin can raise blood sugar. No-DAC CJC effects on insulin needs are unknown; review readings with your clinician when use starts or stops.
- Sulfonylureas: No-DAC CJC interactions are unknown. These medicines can cause severe low blood sugar; review readings with your clinician when use changes.
- Other GH, GHRH or ghrelin-pathway drugs: Effects may add, raising IGF-1 or glucose and fluid-retention concerns. No CJC/ipamorelin combination trial was found.
- Glucocorticoid replacement: Tesamorelin's label warns growth hormone can lower cortisol and change steroid replacement needs. No-DAC CJC effects are unknown.
- Medicines affected by liver CYP enzymes: Tesamorelin's label warns growth hormone may change drug breakdown. No-DAC CJC interactions remain unknown.
- Anticoagulants: Blood thinners increase bleeding and bruising from needle punctures. A direct CJC drug interaction has not been demonstrated.
Product quality risks
- DAC and no-DAC names are confused. FDA considers them different active moieties with different safety and exposure profiles.
- FDA found missing impurity, aggregate and endotoxin data in reviewed certificates. A high purity percentage alone cannot show injection safety.
- A 2010 seized sample contained a 29-amino-acid peptide consistent with the short form sold as CJC-1295; it was not proof of DAC identity.
- A 2019 seizure study identified glycine-added modified GRF and other secretagogues. Seized material is not a representative market survey.
- Regulators warn unapproved peptide vials may have too much, too little or no stated ingredient, particles, microbes or endotoxin.
Related to CJC-1295 without DAC
- Tesamorelin: A peptide approved for deep abdominal fat in adults with HIV lipodystrophy.
- Sermorelin: An experimental short-acting peptide that triggers growth hormone release, with limited evidence of adult benefits.
- CJC-1295 with DAC: An experimental long-acting peptide that triggers growth hormone release, with no proven muscle or recovery benefit.
- Ipamorelin: An experimental peptide that triggers growth hormone release.
Sources
- 21 CFR 216.23 — Bulk drug substances that can be used to compound drug products in accordance with section 503A of the Federal Food, Drug, and Cosmetic Act., Office of the Federal Register · eCFR · 2026
- 503B Bulk Drug Substances List, FDA · FDA · 2026
- Certain Bulk Drug Substances for Use in Compounding that May Present Significant Safety Risks, FDA · FDA · 2026
- Concerns regarding the public health risks associated with unapproved peptide products, Therapeutic Goods Administration and Chief Medical Officer · Therapeutic Goods Administration · 2026
- Medicines, European Medicines Agency · European Medicines Agency · 2026
- The 2026 Prohibited List, World Anti-Doping Agency · WADA · 2026
- Therapeutic Goods (Poisons Standard—October 2026) Instrument 2026, Australian Government · Australian Government · 2026
- Think twice before injecting peptides bought online: unauthorized products can seriously harm you, Health Canada · Health Canada · 2026
- EGRIFTA WR (tesamorelin) for injection, for subcutaneous use, U.S. Food and Drug Administration · FDA · 2025
- Supply unlicensed medicinal products (specials), MHRA · 2025
- December 4, 2024 Pharmacy Compounding Advisory Committee Meeting, FDA · 2024
- FDA Briefing Document Pharmacy Compounding Advisory Committee (PCAC) Meeting December 4, 2024, US Food and Drug Administration · 2024
- Low blood sugar (hypoglycaemia), NHS · 2023
- Anticoagulant medicines - Side effects, NHS
- DailyMed - GLUCOTROL XL- glipizide tablet, extended release, Pfizer Inc. · DailyMed
Sources checked: 2026-10-18.
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