NOURIANZ

LOE Approaching

istradefylline

NDAORALTABLET
Approved
Aug 2019
Lifecycle
LOE Approaching
Competitive Pressure
15/100
Clinical Trials
17

Mechanism of Action

Parkinson's disease is unknown. In in vitro studies and in in vivo animal studies, istradefylline was demonstrated to be an adenosine A 2A receptor antagonist.

Clinical Trials (5)

NCT05885360Phase 4Completed

Istradefylline Effect Protocol on Parkinson's Disease Tremor

Started Jan 2023
27 enrolled
Parkinson DiseaseTremor
NCT05182151N/ATerminated

Effect of Istradefylline Treatment on Behavioral Measures of Apathy in Parkinson's Disease.

Started Jul 2022
8 enrolled
ApathyParkinson Disease
NCT05333549Phase 2Completed

Istradefylline for Parkinson Disease With Cognitive Impairment

Started Jul 2022
15 enrolled
Parkinson DiseaseCognitive Impairment
NCT02609477Phase 1Completed

A Study to Evaluate Abuse Potential of Istradefylline

Started Jan 2016
42 enrolled
Drug Abuse
NCT02610231Phase 3Completed

Long Term Study of Istradefylline in Subjects With Moderate to Severe Parkinson's Disease

Started Dec 2015
239 enrolled
Idiopathic Parkinson's Disease

Loss of Exclusivity

LOE Date
Jan 28, 2028
23 months away
Patent Expiry
Jan 28, 2028

Patent Records (2)

Patent #ExpiryTypeUse Code
8318201
Sep 5, 2027
Product
7727993
Jan 28, 2028
Product
U-2623