Drug helps control involuntary, sudden movements of Huntington disease

(The JAMA Network Journals) In a study appearing in the July 5 issue of JAMA, Samuel Frank, M.D., of Harvard Medical School, Boston, and the Huntington Study Group, and colleagues evaluated the efficacy and safety of the drug deutetrabenazine to control a prominent symptom of Huntington disease, chorea, which is an involuntary, sudden movement that can affect any muscle and flow randomly across body regions. Chorea can interfere with daily functioning and increase the risk of injury.