A Study of PDC-1421 Treatment in Adult Patients With Attention-Deficit Hyperactivity Disorder (ADHD)

Exclusion Criteria

• •1. Have any clinically significant concurrent medical condition (endocrine, renal, respiratory, cardiovascular, hematological, immunological, cerebrovascular, neurological, anorexia, obesity or malignancy) that has become unstable and may interfere with the interpretation of safety and efficacy evaluations
• •2. Have any clinically significant abnormal laboratory, vital sign, physical examination, or electrocardiogram (ECG) findings at screening that, in the opinion of the investigator, may interfere with the interpretation of safety or efficacy evaluations
• •3. Have known serological evidence of human immunodeficiency virus (HIV) antibody
• •4. Are pregnant as confirmed by a positive pregnancy test at screening
• •5. Have QTc values \>450 msec at screening using Fridericia's QTc formula
• •6. Have current of bipolar and psychotic disorders
• •7. Have a current major depression disorder, obsessive-compulsive disorder, post-traumatic stress disorder, generalized anxiety disorder, panic disorder and eating disorder (also if treated but not currently symptomatic)
• •8. Have any history of a significant suicide attempt, or possess a current risk of attempting suicide, in the investigator's opinion, based on clinical interview and responses provided on the Beck Scale for Suicidal Ideation (BSS)
• •9. Have a history of jailing or imprisonment in the past 6 months due to worsening of symptoms of ADHD