Europe — EMA
Lamzede (Velmanase Alfa)
GNH USA supplies Lamzede (Velmanase Alfa), a enzyme replacement therapy for alpha‑mannosidosis. Request a quote for global supply.
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What is Velmanase Alfa?
Velmanase Alfa, the active ingredient in Lamzede, is an enzyme replacement therapy presented as an injection solution for intravenous infusion. It replaces deficient lysosomal alpha‑mannosidase and is used to treat patients with alpha‑mannosidosis, a rare lysosomal storage disorder.
GNH USA supplies Lamzede as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals worldwide.
What is Velmanase Alfa used for?
Lamzede is an enzyme replacement therapy that targets the lysosomal storage pathway in alpha‑mannosidosis.
- Alpha‑mannosidosis: reduces accumulation of mannose‑rich oligosaccharides, helping to improve metabolic function and clinical symptoms.
What are the side effects of Velmanase Alfa?
Lamzede may be associated with a range of adverse reactions observed during or after infusion.
Common Side Effects: - Infusion‑related reactions: flushing, chills, or fever. - Headache or mild dizziness. - Nausea or transient vomiting. - Transient elevation of liver enzymes. - Mild hypotension during infusion.
Serious or Rare Side Effects: - Anaphylactic or severe allergic reactions. - Severe hypotension or cardiovascular collapse. - Acute respiratory distress or bronchospasm. - Persistent elevation of liver enzymes indicating hepatic injury. - Development of anti‑drug antibodies that may reduce efficacy.
What precautions apply to Velmanase Alfa?
When using Lamzede, clinicians should observe several safety measures.
- Monitor infusion reactions: observe patients closely during and after administration. - Assess liver function: check hepatic enzymes before and periodically during therapy. - Evaluate immunogenicity: test for anti‑drug antibodies if clinical response wanes. - Avoid use in individuals with known hypersensitivity to velmanase alfa or any excipients. - Use with caution in patients with pre‑existing cardiac disease or unstable blood pressure. - Store at 2-8°C: keep refrigerated, protect from light, do not freeze or shake.
What does Velmanase Alfa interact with?
Lamzede can interact with other medicines, requiring attention to potential effects.
Major Interactions (Avoid): - Live vaccines: concurrent administration may increase risk of infection. - Other enzyme replacement products: may compound immunogenic response.
Moderate Interactions (Monitor Closely): - Antipyretics (e.g., acetaminophen): may mask fever from infusion reactions. - Antihistamines: may alter assessment of allergic responses. - Immunosuppressants: could affect antibody formation and efficacy.


