Skip to content

Peptide library / Hormones & metabolism / Somatrogon

FDA-approvedHormones & metabolism

Somatrogon

A weekly long-acting growth hormone for children.

Body system
Hormones & metabolism
Status
FDA-approved
Strongest evidence
FDA approved
Also known as
Ngenla

Effects studied or claimed

What it is used or promoted for, and where each effect has actually been seen

  • Pediatric growth hormone deficiencyFDA approved

How it is thought to work

Growth hormone is fused to a peptide tail that slows its clearance.

What the evidence shows

A phase 3 trial showed growth comparable to daily somatropin.

Safety and unknowns

Injection site pain is more common than with daily growth hormone.

Regulatory status

FDA-approved as Ngenla in 2023.

Regulatory status changes quickly. This entry was last reviewed on 27 October 2026. Confirm current status with the FDA before relying on it.

Sources

More in Hormones & metabolism

Somatropin

FDA-approved
Hormones & metabolism · Genotropin, Norditropin, Omnitrope

Recombinant human growth hormone, a 191 amino acid protein used for growth failure and deficiency.

EvidenceFDA approved

Tesamorelin

FDA-approved
Hormones & metabolism · Egrifta

A growth hormone-releasing hormone analog approved to reduce belly fat in people with HIV.

EvidenceFDA approved

Somapacitan

FDA-approved
Hormones & metabolism · Sogroya

A once-weekly growth hormone for children and adults with growth hormone deficiency.

EvidenceFDA approved
← SomapacitanAll peptidesSomatropin →

General information, not medical advice. Do not buy or inject unregulated peptides.