A 10-year-old child diagnosed with ADHD has not shown adequate improvement while being treated with the stimulant methylphenidate (Ritalin). The nurse practitioner is considering an alternative non - stimulant option. Which of the following medications would be a suitable choice for this patient?

O Diphenhydramine (Benadryl), an antihistamine
O Aripiprazole (Abilify), an atypical antipsychotic
O Risperidone (Risperdal), an atypical antipsychotic
O Sertratine (Zoloft), a selective serotonin reuptake inhibitor
O Atomoxetine (Strattera), a norepinephrine reuptake