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The INSTYE Study

Title Management of Parkinson’s Disease Psychosis in Actual Practice (The INSYTE Study)
Therapeutic Area Parkinson's Disease
Principal Investigator Bryan Ho, MD
Min Age 18 Years
Gender All
Contact Lindsey Soll
617 636-7620
More Information


To examine the current disease progression of Parkinson’s Disease Psychosis (PDP), the clinical, economic, and humanistic impact of anti-psychotic therapy in the management of the condition in real-world settings, and the burden of the condition on patients and their caregivers.

Study Details

Inclusion Criteria

  • Adult male or female ≥18 diagnosed with PDP
  • Diagnosed with Parkinson’s Disease for at least 1 year
  • Ability to understand and read English

Exclusion Criteria

  • Patient or caregiver is unwilling to participate in the non-interventional study
  • Patient is currently participating in an investigational clinical trial
  • Patient primarily resides in a Skilled Nursing Facility (Assisted living and independent living facilities are NOT exclusionary).

Study Requirements

Patients and caregivers will each complete questionnaires assessing quality of life during the time you are participating in the study.

Number and length of research visit: ~15-20 minutes at each standard of care neurology appointment (no additional study specific appointment are necessary)

Length of participation: 3 years in total

Participates and caregivers will each receive $25 for each year of participation.