Real-World Patient Experiences Using Continuous Subcutaneous Apomorphine Infusion (ONAPGOTM) in the United States:

Inclusion Criteria:

Participant has received a prescription for ONAPGO™ according to the standard of care.

Participant has opted into receiving support services from the Clinical Nurse Navigator (CNN), a registered nurse specially trained to work with persons with Parkinson's disease, as noted on the Prescription Enrollment Form.

The HCP/Investigator determines the participant is an appropriate study participant.

Participant is able and willing to provide informed consent (or informed assent form \[IAF\], as applicable) and signs the consent form on the Enrollment Day.

Exclusion Criteria:

Did not receive a prescription for ONAPGO™.

Prescribed ONAPGO™, but the HCP/Investigator determines the participant should not participate in this observational study.

Concomitant use of ONAPGO™ with 5-HT3 antagonists, including antiemetics (e.g., ondansetron, granisetron, dolasetron, palonosetron) or alosetron.

Known hypersensitivity to apomorphine or to excipients of ONAPGO™, including sulfite (e.g., sodium metabisulfite).