Does the learned intermediary doctrine apply in the context of a clinical trial? According to the Southern District of Texas, it does. The case in question is Butler et al. v. Juno Therapeutics, Inc., a tragic case involving the death of a 19-year-old woman with terminal leukemia who died within days of receiving an experimental cancer drug as a participant in a clinical trial.
In 2015, Juno Therapeutics (Juno) was developing a treatment for advanced blood cancers involving Chimeric Antigen Receptor T-cell (CAR-T) therapy. CAR-T therapy is designed to modify a patient’s white blood cells to target cancer cells with the goal of improving the patient’s condition so a bone marrow or stem cell transplant can be tolerated. In October 2015, Juno entered into a Clinical Study Agreement with MD Anderson (and other hospitals) as part of a Phase 2 clinical trial (the “Rocket Study”) of a drug identified as JCAR015, a CAR-T therapy. Drs. William Wierda and Michael Rytting were the principal investigators of the Rocket Study at MD Anderson.
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