GNH USA

Europe — EMA

Humatrope

Humatrope (somatropin) is an injectable growth hormone for treating GH deficiency in children and adults. Learn uses, mechanism, safety.

Somatropin

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What is Somatropin?

Humatrope is a prescription injectable solution containing the recombinant human growth hormone somatropin. It is supplied as a sterile solution for subcutaneous administration. The product is marketed in the European Union and is used in endocrine therapy to replace deficient growth hormone. Humatrope provides a biologically active form of growth hormone that mimics the natural hormone’s structure and function for patients who require hormone replacement therapy.

What is Somatropin used for?

Humatrope is prescribed to address growth hormone deficiency and related conditions in both pediatric and adult patients.

- Children with diagnosed growth hormone deficiency to promote normal linear growth. - Adults with confirmed growth hormone deficiency to improve body composition and quality of life. - Patients with Turner syndrome to increase height velocity during growth years. - Children with chronic renal failure experiencing growth retardation to support growth. - Individuals with Prader‑Willi syndrome to aid growth and metabolic regulation. - Children with idiopathic short stature when other causes have been excluded.

What are the side effects of Somatropin?

Humatrope may cause a range of adverse reactions; most are mild, dose‑related, and resolve without intervention, whereas rare events can be serious and require medical evaluation.

Common: - Injection‑site pain, redness, swelling, or bruising that usually resolves within a few days. - Headache, typically mild and transient. - Joint or muscle stiffness, especially in the hips, knees, or shoulders. - Fluid retention causing peripheral edema or modest weight gain.

Serious: - Intracranial hypertension, which may present with persistent headache, visual disturbances, or papilledema. - Slipped capital femoral epiphysis, characterized by acute hip pain and limited range of motion. - Severe allergic reactions, including anaphylaxis, rash, or angioedema.

What precautions apply to Somatropin?

Before initiating Humatrope therapy, clinicians should evaluate several safety considerations to minimize risk and ensure appropriate use.

- Known hypersensitivity to somatropin or any excipient. - Active malignancy, as growth hormone may stimulate tumor growth. - Uncontrolled diabetes mellitus or impaired glucose tolerance. - Intracranial hypertension or a history of related symptoms. - Pediatric patients with closed epiphyses or rapid growth acceleration. - Pregnancy and lactation, due to insufficient safety data. - Regular monitoring of IGF‑1 levels and metabolic parameters during treatment.

What does Somatropin interact with?

Humatrope can interact with other medicines, affecting its efficacy or safety profile. Certain agents should be avoided, while others require careful monitoring.

Avoid: - Simultaneous administration of other recombinant growth hormone preparations, which can cause excess hormone exposure. - High‑dose insulin therapy without adjusting the insulin dose, as growth hormone can antagonize insulin action.

Use with caution: - Glucocorticoids, which may blunt the growth‑promoting effects of somatropin. - Thyroid hormone replacement, requiring monitoring of thyroid function tests. - Sex steroid therapy (e.g., estrogen or testosterone), which can influence growth response and IGF‑1 levels.

Frequently asked questions

What is Humatrope and how does it differ from other growth hormone products?+
Humatrope is a recombinant human growth hormone (somatropin) supplied as an injectable solution for subcutaneous use. It is chemically identical to endogenous growth hormone and is approved in the EU for specific indications, whereas other products may contain different formulations or be approved in other regions.
Which medical conditions are approved for Humatrope therapy in the European Union?+
Humatrope is approved for growth hormone deficiency in children and adults, Turner syndrome, chronic renal failure‑related growth impairment, Prader‑Willi syndrome, and idiopathic short stature when other causes have been excluded.
How is Humatrope administered to patients?+
Humatrope is given as a subcutaneous injection, typically once daily. The injection site is rotated to minimize local reactions, and the dose is individualized based on age, weight, and IGF‑1 response.
What laboratory monitoring is recommended during Humatrope treatment?+
Clinicians usually monitor serum IGF‑1 levels, growth velocity in children, body composition in adults, and metabolic parameters such as fasting glucose and thyroid function at regular intervals.
Is Humatrope safe to use during pregnancy or breastfeeding?+
Safety data for Humatrope in pregnancy and lactation are limited, and the product is classified as having an unknown pregnancy category. It should be used only if the potential benefit justifies the potential risk.
What are the most common side effects reported with Humatrope?+
Common adverse reactions include injection‑site pain, redness or swelling, mild headache, joint or muscle stiffness, and fluid retention that may cause peripheral edema or modest weight gain.
Can Humatrope affect blood sugar control in diabetic patients?+
Growth hormone can antagonize insulin action, potentially leading to impaired glucose tolerance or worsening diabetes. Patients with diabetes should have their blood glucose monitored closely and may require adjustments to antidiabetic therapy.
Should IGF‑1 levels be measured before starting Humatrope?+
Baseline IGF‑1 measurement is recommended to confirm growth hormone deficiency and to provide a reference point for dose titration and ongoing monitoring.
Is it permissible to combine Humatrope with thyroid hormone replacement therapy?+
Yes, but thyroid function should be monitored because adequate thyroid hormone status is necessary for optimal growth hormone efficacy.
What steps should a patient take if they experience an injection‑site reaction?+
Patients should rotate injection sites, keep the area clean, and apply a cool compress if needed. Persistent or severe reactions should be reported to a healthcare professional.
How long does it typically take to see growth improvement after starting Humatrope?+
In children, measurable increases in growth velocity are often observed within 3 to 6 months of therapy, while adults may notice changes in body composition and energy levels over a similar timeframe.
What are the storage requirements for Humatrope before and after reconstitution?+
Unreconstituted Humatrope should be stored in a refrigerator (2‑8 °C) and protected from light. After reconstitution, the solution can be kept at refrigerated temperatures for up to 30 days, depending on the manufacturer’s instructions.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Somatropin
Route
Subcutaneous Use
Manufacturer
Eli Lilly And Company Limited
Origin
EU

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