ChemoCentryx Vasculitis Drug Approved

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FDA has approved a ChemoCentryx NDA for Tavneos (avacopan), an orally administered selective complement 5a receptor inhibitor, as an add-on treatment for adult patients with severe active anti-neutrophil cytoplasmic autoantibody-associated vasculitis in combination with standard therapy. The systemic autoimmune disease is caused by over-activation of the complement system that further activates neutrophils, leading to inflammation and eventual destruction of small blood vessels, according to the company. This results in organ damage and failure, typically with the kidneys.

 

Approval is based on data from the company’s Phase 3 ADVOCATE trial. The study met its primary endpoints of disease remission at 26 weeks and sustained remission at 52 weeks, according to the company. The study demonstrated superiority to a prednisone-based standard of care with respect to sustained remission at 52 weeks, it says.

 

On the safety side, ChemoCentryx says that the most common adverse reactions reported in the ADVOCATE trial  were nausea, headache, hypertension, diarrhea, vomiting, rash, fatigue, upper abdominal pain, dizziness, blood creatinine increase, and paresthesia.

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