GNH USA

Europe — EMA

Hydroxyurea

GNH USA supplies Hydroxyurea (Hydroxycarbamide), an antineoplastic agent for chronic myelogenous leukemia, sickle cell disease, polycythemia vera

Hydroxycarbamide

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What is Hydroxycarbamide?

Hydroxycarbamide, the active ingredient in Hydroxyurea, is an antineoplastic agent presented as an oral dosage form for oral use. It is used to treat certain blood disorders and cancers, including chronic myelogenous leukemia, sickle cell disease, polycythemia vera, and essential thrombocythemia.

GNH USA supplies Hydroxyurea as a licensed, GDP-compliant international pharmaceutical supplier serving hospitals, oncology centres, pharmacies and clinics worldwide.

What is Hydroxycarbamide used for?

Hydroxyurea is employed in hematologic malignancies and chronic blood disorders. - Chronic myelogenous leukemia: reduces leukemic cell proliferation. - Sickle cell disease: decreases frequency of painful vaso‑occlusive crises. - Polycythemia vera: lowers elevated red blood cell mass. - Essential thrombocythemia: reduces platelet count and thrombotic risk.

What are the side effects of Hydroxycarbamide?

Hydroxyurea may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects: - Bone marrow suppression: anemia, leukopenia, thrombocytopenia. - Gastrointestinal upset: nausea, vomiting, diarrhea. - Skin changes: hyperpigmentation, rash. - Alopecia: hair thinning or loss.

Serious or Rare Side Effects: - Severe cytopenias: life‑threatening neutropenia or aplastic anemia. - Acute renal failure. - Pulmonary toxicity: interstitial pneumonitis or fibrosis.

What precautions apply to Hydroxycarbamide?

Hydroxyurea requires careful monitoring and specific safety measures. - Pregnancy: category D; avoid unless benefits outweigh risks. - Breastfeeding: not recommended; drug may be excreted in milk. - Renal impairment: dose adjustment may be needed; monitor renal function. - Hepatic impairment: use with caution; monitor liver enzymes. - Myelosuppression monitoring: perform regular complete blood counts. - Store at room temperature: keep in original container, protect from moisture and light.

What does Hydroxycarbamide interact with?

Hydroxyurea can interact with several medicines, altering efficacy or toxicity.

Major Interactions (Avoid): - Concurrent myelosuppressive agents: may cause profound bone marrow suppression. - Live vaccines: increased risk of infection due to immunosuppression. - Protease inhibitor antiretrovirals: may raise hydroxyurea plasma concentrations.

Moderate Interactions (Monitor Closely): - Allopurinol: can enhance hematologic toxicity. - Phenytoin: may reduce hydroxyurea effectiveness. - NSAIDs: may increase risk of renal toxicity.

Frequently asked questions

What conditions is Hydroxyurea used to treat?+
Hydroxyurea is indicated for several hematologic conditions, including chronic myelogenous leukemia, sickle cell disease, polycythemia vera, and essential thrombocythemia. In each case, the drug helps to control abnormal cell proliferation or reduce the frequency of disease‑related complications.
How does Hydroxycarbamide work in the body?+
Hydroxycarbamide (hydroxyurea) blocks the enzyme ribonucleotide reductase, which is essential for DNA synthesis. By limiting the supply of deoxyribonucleotides, it slows the growth of rapidly dividing cells such as malignant leukemic cells and over‑producing blood cells, providing therapeutic benefit in the indicated disorders.
What is the usual dose of Hydroxyurea?+
The dose of Hydroxyurea is individualized and set by the prescribing healthcare professional based on the specific indication, patient weight, renal and hepatic function, and response to therapy. No standard dose is provided here; patients should follow the prescriber’s instructions.
Is Hydroxyurea safe during pregnancy or breastfeeding?+
Hydroxyurea is classified as pregnancy category D, meaning it may cause fetal harm and should be avoided unless the potential benefit justifies the risk. It is also not recommended during breastfeeding because it can be excreted in milk and may affect the infant.
How do I order Hydroxyurea from GNH USA?+
To place an order, submit an enquiry on the Hydroxyurea product page at gnh-usa.com, specifying the required quantity. GNH USA works with hospitals, pharmacies, and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details (including any cold‑chain requirements), and necessary import documentation.
How does Hydroxyurea compare with other treatments for the same conditions?+
Hydroxyurea is a cytoreductive oral agent, often preferred for its ease of administration compared with injectable therapies such as interferon‑alpha or ruxolitinib. While it effectively reduces cell proliferation, alternative drugs may offer different safety profiles or mechanisms, so the choice depends on disease severity, patient tolerance, and clinician judgment.
What are the recommended storage conditions for Hydroxyurea?+
Hydroxyurea tablets should be stored at room temperature, below 25 °C, in the original packaging to protect them from moisture and light. Keep the container tightly closed and out of reach of children.
How is Hydroxyurea administered to patients?+
Hydroxyurea is taken orally, usually with a full glass of water. It can be taken with or without food, but patients should follow the prescriber’s guidance on timing and any dietary considerations to ensure consistent absorption.
What are the most serious risks associated with Hydroxyurea therapy?+
The most serious adverse events include severe bone‑marrow suppression leading to life‑threatening neutropenia or aplastic anemia, acute renal failure, and pulmonary toxicity such as interstitial pneumonitis. Patients should be monitored regularly for blood counts, kidney function, and respiratory symptoms.
Who should not use Hydroxyurea?+
Hydroxyurea is contraindicated in patients with known hypersensitivity to the drug, those with severe pre‑existing bone‑marrow suppression, and pregnant women unless the therapeutic benefit outweighs the risk. Caution is also advised for individuals with significant renal or hepatic impairment.
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.
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Product details

Drug
Hydroxycarbamide
Route
Oral Use
Manufacturer
Medac Gesellschaft Für Klinische Spezialpräparate Mbh (Wedel)
Origin
EU

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