Individuals were taking the following medications related to their HD symptoms: vesicular monoamine transporter 2 (VMAT) inhibitor (n = 2), benzodiazepine (n = 5), antipsychotic medication (n = 6), tetracyclic antidepressant (n = 6), serotonin-norepinephrine reuptake inhibitor (n = 3), selective serotonin reuptake inhibitor (n = 12), and anticonvulsant for mood stabilization (n = 4). The gene discussed is SLC18A2; the disease is Huntington disease.