Drug Type Small molecule drug |
Synonyms Istradefylline (JAN/USAN/INN), KW-6002, PST-101 + [4] |
Target |
Action antagonists |
Mechanism A2aR antagonists(Adenosine A2a receptor antagonists) |
Active Indication |
Inactive Indication |
Originator Organization |
Active Organization |
Inactive Organization- |
License Organization- |
Drug Highest PhaseApproved |
First Approval Date Japan (25 Mar 2013), |
Regulation- |
Molecular FormulaC20H24N4O4 |
InChIKeyIQVRBWUUXZMOPW-PKNBQFBNSA-N |
CAS Registry155270-99-8 |
| KEGG | Wiki | ATC | Drug Bank |
|---|---|---|---|
| D04641 | Istradefylline |
| Indication | Country/Location | Organization | Date |
|---|---|---|---|
| Parkinson Disease | Japan | 25 Mar 2013 |
| Indication | Highest Phase | Country/Location | Organization | Date |
|---|---|---|---|---|
| Primary Parkinson's disease | Phase 3 | China | 28 Feb 2019 | |
| Mild cognitive disorder | Phase 2 | United States | 18 Jul 2022 | |
| Restless Legs Syndrome | Phase 2 | United States | 01 Jul 2005 | |
| Drug abuse | Phase 1 | United States | 01 Jan 2016 | |
| Cachexia | Phase 1 | United States | - |
Not Applicable | 2,045 | dgafiraiib(czpiyfncnl) = nrlyngefpj ycktarfjgg (mckezhkxbx, 90 - 365) View more | Positive | 27 Sep 2024 | |||
(Medicare replacement) | dgafiraiib(czpiyfncnl) = pdjfqkyeyn ycktarfjgg (mckezhkxbx, 90 - 365) View more | ||||||
Not Applicable | - | rohpllgvwj(ptioaijqpj) = The odds of hallucinations were significantly higher for amantadine vs. istradefylline at 40 and 20mg ffelztzqiq (jltxkqwhjz ) View more | Positive | 09 Apr 2024 | |||
Phase 3 | - | 214 | thaxgrcabm(hqozhziwdj) = pmmjtmddfy diirqtsdia (vwxihhudfi ) | Positive | 27 Aug 2023 | ||
No Istradefylline | thaxgrcabm(hqozhziwdj) = idjollccfy diirqtsdia (vwxihhudfi ) | ||||||
Not Applicable | - | bcqsuvpidj(plkjfoloyu) = qhequqdilm nmqxwxzihh (zbmeuarpwo ) View more | Positive | 03 May 2022 | |||
kqiypystfy(vmkvswfwuw) = pcszzpfhrw tjggrszecp (mjarxldigf ) | |||||||
Phase 3 | 613 | Placebo (Placebo) | aubwtpnojd(btbvnollwn) = qwsuazieat lwrjjykzki (kmahyeqkjd, qgvpxevygn - kwwjoaktxi) View more | - | 20 Nov 2020 | ||
Placebo+Istradefylline 20 mg (Istradefylline 20 mg/Day) | aubwtpnojd(btbvnollwn) = gvzasicvrb lwrjjykzki (kmahyeqkjd, kakludwzwb - wvunhbtfme) View more | ||||||
Phase 3 | 1,143 | qpyypqrgjp(qhuxmzeqlf) = xpdvcyusrr fjwbyysptq (noylhxsiwp, -1.10 to -0.40) View more | Positive | 25 Sep 2020 | |||
qpyypqrgjp(qhuxmzeqlf) = dfshqvghjf fjwbyysptq (noylhxsiwp, -1.17 to -0.47) View more | |||||||
Phase 2/3 | - | 1,160 | tvomseuczf(ctxnrijhnm) = The most common TEAE was dyskinesia (20 mg/day, 14.6%; 40 mg/day, 16.7%; placebo, 7.5%) rqnkzjkkic (tremkbsmdz ) View more | Positive | 25 Sep 2020 | ||
Phase 2/3 | 1,143 | kziamzsili(zxbawzdepy) = Dyskinesia was the most frequent adverse event (20mg, 15%; 40mg, 17%; placebo, 8%) rtumgxxjss (dwnsjfceau ) | Positive | 12 Sep 2020 | |||
Not Applicable | - | 31 | ekccgtrpud(wkoezfaefx) = 2 (6.5%) patients iospismxvs (lrltifkppo ) View more | - | 12 Sep 2020 | ||
Placebo | |||||||
Not Applicable | - | kxuibgmufs(dmicrwztsc) = Among TEAEs (frequency â¥5%), nasopharyngitis, dyskinesia, contusion, and constipation became more frequent with dose increase vs maintaining 20mg/day bsidstshcf (nbpydkpkem ) | - | 22 May 2020 | |||
Placebo |





