A monoclonal antibody injection has been approved for type 1 diabetes. It only costs about $200,000 and comes with a risk of serious side effects.
STORY AT-A-GLANCE
- The U.S. Food and Drug Administration (FDA) approved Tzield (teplizumab-mzwv), made by drugmakers Sanofi and Provention Bio, for use in adults and children 8 years and older who have stage 2, type 1 diabetes.
- Tzield is a monoclonal antibody injection that neither treats nor prevents type 1 diabetes.
- The treatment is intended to delay the onset of stage 3, type 1 diabetes by only about 25 months.
- The drug’s wholesale cost is $193,900 for a 14-day supply, and it comes with a risk of unknown side effects.
- Tzield may cause cytokine release syndrome (CRS), an acute systemic inflammatory syndrome that includes fever and multiple organ dysfunction.
- Lymphopenia, a reduced level of white blood cells, occurred in 78 percent of patients treated with Tzield.





