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Medically reviewed by Min Clinic Staff | Updated: January 2026
Dosing and uses of Macrilen (macimorelin)
- Adult
- Pediatric
Growth Hormone Deficiency
Oral ghrelin agonist pending FDA approval for adult growth hormone deficiency
Pediatric dosage forms and strengths
Safety and efficacy not established
Pharmacology of Macrilen (macimorelin)
Mechanism of action
Ghrelin agonist; ghrelin is a neuropeptide released mainly from cells in the stomach and pancreas in response to hunger; ghrelin is a growth hormone-releasing peptide