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Pegvisomant

Performance & Endurance

GH receptor antagonist for acromegaly, blocks growth hormone action.

Key Benefits

  • ✓Treats acromegaly
  • ✓Normalizes IGF-1
  • ✓Blocks GH receptor
  • ✓When somatostatin analogs insufficient
  • ✓No tumor shrinkage

Dosing Information

Dosage Range
10-30 mg
Frequency
Once daily
Typical Duration
Ongoing

Detailed Protocol

Administered via subcutaneous injection daily. Dose titrated to normalize IGF-1 levels. Requires monitoring of liver function and IGF-1. Prescription only.

About Pegvisomant

Pegvisomant (Somavert) is a PEGylated growth hormone analog that acts as a GH receptor antagonist. It blocks growth hormone signaling at the receptor level, lowering IGF-1 without reducing GH secretion. FDA-approved for acromegaly.

Research Notes

FDA-approved in 2003 for acromegaly. Unique mechanism blocking GH receptor. Highly effective at normalizing IGF-1. Used when somatostatin analogs insufficient. Requires monitoring.

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Potential Side Effects

  • •Injection site reactions
  • •Liver enzyme elevations
  • •Flu-like symptoms
  • •Tumor growth possible (no shrinkage)
  • •Requires monitoring

Always consult with a healthcare professional before starting any peptide therapy.