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Onapgo (SPN-830)

Phase 3

Idiopathic Parkinson's Disease | Small molecule | Neurology |Supernus Pharmaceuticals, Inc.|Last Updated: Jun 19, 2025

Target and mechanism

ModalitySmall molecule

Also known as apomorphine infusion

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials1
Total Enrollment99

FDA Designations

No designations recorded

Clinical trial landscape

Onapgo (SPN-830) · 1 trial · 1 indication

Phase 3 1
NCT02339064Infusion of Apomorphine: Long-term Safety StudyIdiopathic Parkinson's Disease
ACTIVE NOT_RECRUITING99 Analytics
PHASE3ACTIVE NOT_RECRUITING
Infusion of Apomorphine: Long-term Safety Study
Idiopathic Parkinson's DiseaseUnlock trial analytics

Study Endpoints

Primary Endpoints

Percent of daily "off" time during the waking day
Baseline Visit to Week 12

Secondary Endpoints

Percent daily "on" time without troublesome dyskinesias during waking day
Baseline Visit to Week 12
Percent of daily "off" time during the waking day
Baseline Visit to Treatment Weeks 2, 4, 8, 20, 28, 36, 44, and 52; and all Treatment Extension Period Visits
Percent of daily "on" time without troublesome dyskinesias during the waking day
Baseline Visit to Treatment Weeks 2, 4, 8, 20, 28, 36, 44, and 52; and all Treatment Extension Period Visits
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Apomorphine infusionEXPERIMENTALContinuous subcutaneous apomorphine infusion

Interventions

NameTypeDescription
apomorphine infusionDRUGTreatment with apomorphine provided by continuous subcutaneous infusion using a portable external electronic pump device
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Eligibility Criteria

Age Range30 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites18

Inclusion Criteria: * Advanced idiopathic PD consistent with UK Parkinson's Disease Society Brain Bank Clinical Diagnostic Criteria * Overall motor control is unsatisfactory in the opinion of the Investigator and subject despite optimized treatment with available therapies, which must include a sta...

Countries:United States
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Recent Changes (Last 90 Days)

LOWAug 1, 2026NCT02339064primaryCompletionDate: changed
LOWAug 1, 2026NCT02339064primaryCompletionDate: changed
LOWAug 1, 2026NCT02339064primaryCompletionDate: changed

Frequently asked questions about Onapgo (SPN-830)

What is Onapgo (SPN-830) used for?

Onapgo (SPN-830) is being developed for the treatment of idiopathic Parkinson's disease. It is an apomorphine infusion therapy, meaning it delivers apomorphine continuously under the skin. It is intended for patients with Parkinson's disease, though its exact place in therapy is still under study in clinical trials.

Who is developing Onapgo (SPN-830)?

Onapgo (SPN-830) is being developed by Supernus Pharmaceuticals, Inc., which trades on the Nasdaq under the ticker SUPN. Supernus is a specialty pharmaceutical company focused on central nervous system disorders, and it is advancing Onapgo as a potential treatment for idiopathic Parkinson's disease.

What phase is Onapgo (SPN-830) in?

Onapgo (SPN-830) is in Phase 3 clinical development. The ongoing trial is a Phase 3 long-term safety study of apomorphine infusion in patients with idiopathic Parkinson's disease. The program has not yet completed its clinical development, and the drug remains investigational.

What clinical trials is Onapgo (SPN-830) in?

Onapgo (SPN-830) is being evaluated in a single Phase 3 trial, NCT02339064, titled "Infusion of Apomorphine: Long-term Safety Study." The trial is active but not recruiting, has enrolled 99 participants, and is being conducted in the United States. It is an uncontrolled, open-label study in adults with idiopathic Parkinson's disease.

Is Onapgo the same as apomorphine infusion?

Yes, Onapgo is also known as apomorphine infusion. SPN-830 is the development code for this formulation, which delivers apomorphine by continuous subcutaneous infusion. Apomorphine is a small molecule used in Parkinson's disease, and Onapgo refers specifically to the infusion product being developed by Supernus Pharmaceuticals.