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General Medication Fact Sheet for Somavert
| Field | Information |
|---|---|
| Medication Name | Somavert |
| Generic Name | Pegvisomant |
| Purpose | Treatment of acromegaly in patients who have had inadequate response to surgery and/or radiation therapy. |
| Mechanism of Action | Growth hormone receptor antagonist; blocks the action of growth hormone, reducing levels of IGF-1. |
| Dosage Forms | Lyophilized powder for subcutaneous injection |
| Available Strengths | 10 mg, 15 mg, 20 mg, 25 mg, 30 mg |
| Dosage Frequency | Once daily |
| Common Side Effects | Injection site reactions (pain, redness), flu-like symptoms, fatigue, elevated liver enzymes. |
| Serious Side Effects | Liver damage, increased growth of pre-existing pituitary tumors, lipohypertrophy at injection site. |
| Drug Interactions | Opioids, somatostatin analogs (e.g., octreotide, lanreotide), insulin, oral hypoglycemic agents. |
| Important Notes | Monitor liver function regularly; rotate injection sites; adjust dosage based on IGF-1 levels; self-administration requires proper training. |
| Storage | Store lyophilized powder in refrigerator (2-8°C or 36-46°F) until reconstituted; use reconstituted solution immediately or within 6 hours if refrigerated. |
| Missed Dose | Inject the missed dose as soon as you remember. However, if it is close to the time for your next injection, skip the missed dose and continue with your regular dosing schedule. Do not double the dose to catch up. |
| Alternatives | Octreotide (Sandostatin), Lanreotide (Somatuline Depot), Cabergoline |
Somavert Alternatives
| Medication | Mechanism of Action | Notes |
|---|---|---|
| Octreotide (Sandostatin) | Somatostatin analog | Inhibits growth hormone secretion. Available as subcutaneous injection. |
| Lanreotide (Somatuline Depot) | Somatostatin analog | Inhibits growth hormone secretion. Available as a long-acting injection. |
| Cabergoline | Dopamine agonist | May be used to reduce growth hormone secretion, especially in patients with prolactin co-secretion. Available as oral tablets. |
Somavert Side Effects
| Common Side Effects | Serious Side Effects |
|---|---|
| Injection site reactions (pain, redness) | Liver damage (elevated liver enzymes, jaundice) |
| Flu-like symptoms | Increased growth of pre-existing pituitary tumors |
| Fatigue | Lipohypertrophy at injection site |
Somavert Dosage Guide
| Condition | Starting Dose | Maintenance Dose | Administration Notes |
|---|---|---|---|
| Acromegaly | 40 mg loading dose | 10-30 mg daily | Administered subcutaneously. Adjust dosage based on IGF-1 levels. |
Somavert Price With And Without Insurance
| Purchase Context | Estimated Price |
|---|---|
| With Insurance | $5 |
| Without Insurance (U.S.) | $5,500 |
| From CPS | $415 |
