All peptides

Sermorelin

A GHRH (1-29) analog historically approved for diagnostic GH testing and pediatric growth hormone deficiency.

Regulatory status
Previously FDA approved (withdrawn commercially)
Half-life
~10–20 minutes
Route
Subcutaneous, before bed
Evidence
Limited human trials or approved outside the US

Mechanism of action

Stimulates endogenous GH release via pituitary GHRH receptors.

Studied and reported uses

  • GH deficiency evaluation
  • Age-related GH decline protocols

Dosing information

Common range200–500 mcg nightly
Cycle3–6 months with IGF-1 monitoring

Ranges are reported from literature and clinical labeling for reference only. They are not a dosing recommendation.

Side effects

  • Injection-site reaction
  • Flushing
  • Headache
  • Dizziness

Research evidence

Pediatric trials

Improved growth velocity in GHD children.