Drugs / Istradefylline

Regulatory milestones approvals, filings & regulatory actions · 2 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Refused (EMA) EU (EMA) Nouryant 2022-01-06 europa.eu
Approved US (FDA) NOURIANZ 2019-08-27 fda.gov

Trials 27 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 13 trials
Phase 1 NCT02609477 Jan → Jul 2016 substance abuse Kyowa Kirin, Inc. Completed No outcome recorded
Phase 1 NCT02256033 Aug → Dec 2014 Kyowa Kirin, Inc. Completed No outcome recorded
Phase 1 NCT02174250 Jun → Aug 2014 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 1/23 trials
Phase 1/2 NCT05217498 Sep → Dec 2027 expected spinal cord injury Randy Trumbower, PT, PhD Not yet recruiting No outcome recorded
Phase 1/2 NCT07704385 Oct 2026 → May 2031 expected University of Florida Not yet recruiting No outcome recorded
Phase 1/2 NCT05377424 Jun 2022 → Jan 2026 overdue amyotrophic lateral sclerosis University of Florida Active not recruiting No outcome recorded
Phase 29 trials
Phase 2 NCT05333549 Jul 2022 → Jun 2025 Parkinson disease, cognitive impairment with or without cerebellar ataxia Virginia Commonwealth University Completed No outcome recorded
Phase 2 NCT00455507 Mar 2007 → Aug 2008 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 2 NCT00250393 Nov 2005 → Oct 2006 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 2 NCT00199446 Jul 2005 → Aug 2006 restless legs syndrome, sleep disorder Kyowa Kirin, Inc. Completed No outcome recorded
Phase 2 NCT00199433 May 2005 → Jul 2006 Parkinson disease, movement disorder Kyowa Kirin, Inc. Completed No outcome recorded
Phase 2 NCT00199355 Apr 2005 → Mar 2006 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 2 NCT00456586 Apr 2002 → May 2003 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 2 NCT00456794 Mar 2002 → Oct 2003 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 2 NCT00006337 Oct 2000 → Jan 2002 Parkinson disease National Institute of Neurological Disorders and Stroke (NINDS) Completed No outcome recorded
Phase 2/31 trial
Phase 2/3 NCT00955045 Aug 2002 → Oct 2003 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 310 trials
Phase 3 NCT02610231 Dec 2015 → Dec 2017 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 3 NCT01968031 Oct 2013 → Oct 2016 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 3 NCT00957203 Oct 2009 → Sep 2011 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 3 NCT00955526 Jul 2009 → Feb 2011 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 3 NCT00199381 Oct 2005 → Oct 2008 Parkinson disease Kyowa Kirin, Inc. Terminated No outcome recorded
Phase 3 NCT00203957 Mar 2005 → Feb 2007 Parkinson disease University of Chicago Completed No outcome recorded
Phase 3 NCT00199394 Nov 2004 → Oct 2005 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 3 NCT00199368 Oct 2004 → Mar 2007 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 3 NCT00199420 Jul 2004 → Nov 2005 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 3 NCT00199407 Jun 2004 → Nov 2005 Parkinson disease Kyowa Kirin, Inc. Completed No outcome recorded
Phase 41 trial
Phase 4 NCT05885360 Jan 2023 → Feb 2024 Parkinson disease, movement disorder Georgetown University Completed No outcome recorded

Evidence & citations 9 cited values

Every value below carries the sentence it was read from. 28 sources stand behind the page.

FieldValueCited text
Known as istradefylline “Placebo-Controlled, Double-Blind, Parallel Group, Fixed Dose Study of KW-6002 (Istradefylline) in the Treatment of Parkinson's Disease (Phase 3)” NCT00955526
25

“KW-6002 (istradefylline)” NCT00456586

NCT00199355

NCT00199446

NCT00455507

NCT00456794

NCT02256033

NCT00199368

NCT00199381

NCT01968031

NCT00199394

NCT02610231

NCT00199407

NCT05885360

NCT00199420

NCT07704385

NCT00199433

NCT05217498

NCT00955045

NCT00250393

NCT05377424

NCT00957203

NCT02609477

NCT00203957

NCT02174250

NCT05333549

Known as Istradefilina ChEMBL registry synonym — accepted as the source's own label CHEMBL431770
Known as KW-6002 “Placebo-Controlled, Double-Blind, Parallel Group, Fixed Dose Study of KW-6002 (Istradefylline) in the Treatment of Parkinson's Disease (Phase 3)” NCT00955526
12

“Istradefylline (KW-6002) as monotherapy in Parkinson's Disease (PD) Patients” NCT00199433

“Oral istradefylline (KW-6002) 20 or 40 mg once daily” NCT00957203

“Istradefylline ( KW-6002)” NCT00199368

“Istradefylline (KW-6002)” NCT00199355

“Istradefylline (KW-6002)” NCT00199394

“Istradefylline (KW-6002)” NCT00199407

“Istradefylline (KW-6002)” NCT00199420

“Istradefylline (KW-6002)” NCT00199446

“Istradefylline (KW-6002)” NCT00250393

“Istradefylline (KW-6002)” NCT00456794

NCT00006337

NCT00456586

Known as Nourianz ChEMBL registry synonym — accepted as the source's own label CHEMBL431770
Known as Nouriast ChEMBL registry synonym — accepted as the source's own label CHEMBL431770
Action Inhibit “This drug blocks the action of the neurotransmitter adenosine” NCT00006337
1

“Adenosine A2a receptor antagonist” CHEMBL431770

Modality Small molecule CHEMBL431770
Route Oral “Patients will take tablets or capsules containing KW-6002 or placebo (a look-alike pill with no active ingredient) once a day” NCT00006337
Target ADORA2A “Adenosine A2a receptor antagonist” CHEMBL431770