Kissei Pharmaceutical advises “refrain from use” after 20 deaths after using vasculitis drug
Kissei Pharmaceutical Co., Ltd. announced that for its vasculitis treatment drug “Tavneos” (generic name: avacopan), 20 deaths have been reported in Japan among patients who took the medication. This figure includes cases where a causal relationship is unclear. On the 15th, the company called on healthcare professionals to refrain from administering the drug to new patients.





















