Bioalmanac
Sermorelin
GRF (1-29) · Geref (former brand)
The original GHRH analogue, and the only one here that once held FDA approval, withdrawn for commercial reasons and not for safety.
Storage
- Freeze-dried powder
- Refrigerated at 2–8 °C, protected from light.
- After mixing
- Refrigerated at 2–8 °C. Do not freeze once mixed.
- Long-term, frozen
- Unopened powder is stable at −20 °C or colder.
Reconstitution — 9 mg vial, 300 mcg dose
On a 1 mL U-100 syringe. Check every figure against your own vial before drawing.
| Water added | Concentration | Volume to draw | Units | Doses per vial |
|---|---|---|---|---|
| 1 mL | 9 mg/mL | 0.033 mL | 3.33 units | 30 |
| 2 mL | 4.5 mg/mL | 0.067 mL | 6.67 units | 30 |
| 3 mL | 3 mg/mL | 0.1 mL | 10 units | 30 |
| 5 mL | 1.8 mg/mL | 0.167 mL | 16.67 units | 30 |
Dose ranges reported in sources
Descriptions of what sources report, not recommendations.
| Goal | Range | Frequency | Source |
|---|---|---|---|
| Commonly prescribed by compounding pharmacies | 200–500 mcg | Once nightly before bed | Community practice |
When to stop
- Persistent numbness, tingling or wrist pain, which can indicate fluid-related nerve compression.
- Noticeable swelling of the hands, feet or face.
- Unusual thirst, frequent urination or blurred vision, which can indicate raised blood glucose.
- Any new lump or growth. Investigate rather than watch.
- Any allergic response: rash, hives, facial swelling or difficulty breathing. Seek urgent care.
Use your browser’s print dialog and choose “Save as PDF”. This block is hidden when printed.