Pharmacy and Pharmaceutical Sciences Commons^™

Worsening Choreoathetosis In Huntington's Disease With Fluoxetine, Lisdexamfetamine, And Melatonin: A Case Report., Clayton J Hamilton, Tysen K Timmer, Robert C Munjal, Fernando Cardozo-Pelaez, Ian R Mcgrane

Articles, Abstracts, and Reports

Cognitive, affective, and sleep disturbances can be found in patients with Huntington's disease (HD), and medications used to treat these HD-related sequela can also impact HD-related movement disorders. We present the case of a 52-year-old Caucasian man with previously undiagnosed HD who exhibited significant choreoathetoid movements that improved with discontinuation of fluoxetine and lisdexamfetamine upon hospital admission. Following diagnosis of HD through genetic testing, he was administered 5mg of oral melatonin on two consecutive evenings, which resulted in worsening choreoathetosis. We calculated Naranjo adverse event scores of 5, 5, and 2 for fluoxetine, lisdexamfetamine, and melatonin, respectively, based on our …