/b/veterinary-nursing-news/posts/new-treatment-for-canine-mast-cell-tumours Virbac has launched Stelfonta, a novel injectable solution to treat mastocytoma in dogs. Stelfonta is licensed for the treatment of non-resectable, non-metastatic (WHO staging 1 ) subcutaneous mast cell tumours (MCTs) located at or distal to the elbowen-USTelligent Community 10