Last update 16 Oct 2026

Netupitant/Palonosetron Hydrochloride

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Akynzeo, FOSNETUPITANT CHLORIDE HYDROCHLORIDE/PALONOSETRON HYDROCHLORIDE, Fosnetupitant/palonosetron
+ [10]
Action
antagonists
Mechanism
5-HT3 receptor antagonists(5-hydroxytryptamine receptors, ionotropic (HTR3) antagonists), NK1R antagonists(Neurokinin 1 receptor antagonists)
Inactive Indication
Originator Organization
Drug Highest PhaseApproved
First Approval Date
United States (10 Oct 2014),
Regulation-
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Structure/Sequence

Molecular FormulaC19H25ClN2O
InChIKeyOLDRWYVIKMSFFB-SSPJITILSA-N
CAS Registry135729-62-3
View All Structures (2)

External Link

R&D Status

Approved
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IndicationCountry/LocationOrganizationDate
Nausea
Canada
20 Nov 2017
Vomiting
Canada
20 Nov 2017
Chemotherapy-induced nausea and vomiting
United States
10 Oct 2014
Developing
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IndicationHighest PhaseCountry/LocationOrganizationDate
Breast CancerPhase 3
United States
16 Mar 2018
Brain CancerPhase 2
Greece
07 Jul 2025
Brain CancerPhase 2
Poland
07 Jul 2025
Brain CancerPhase 2
Romania
07 Jul 2025
Brain CancerPhase 2
Turkey
07 Jul 2025
Wilms TumorPhase 2
Greece
07 Jul 2025
Wilms TumorPhase 2
Poland
07 Jul 2025
Wilms TumorPhase 2
Romania
07 Jul 2025
Wilms TumorPhase 2
Turkey
07 Jul 2025
NeoplasmsPhase 2
United States
27 Apr 2017
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
644
wvmgwrotvn(wbyvcyybyh) = dpggntgthy ymsgvqybpv (qoemxjcbjz )
Positive
29 May 2026
DEX-sparing Regimen (same, DEX 6mg day1 only)
wvmgwrotvn(wbyvcyybyh) = xnbdkadovt ymsgvqybpv (qoemxjcbjz )
Not Applicable
22
(highly emetogenic chemotherapy)
xyljjtqclb(uhmxxfpbyl) = zglxakxjsh ifutrtqsrb (mqfdvxcoyl )
Positive
05 Dec 2025
(moderately emetogenic chemotherapy)
xyljjtqclb(uhmxxfpbyl) = pcangoiupk ifutrtqsrb (mqfdvxcoyl )
Phase 4
414
(NEPA (300mg netupitant/0.5mg palonosetron) + Dexamethasone 8 mg)
ynfszbwrna = njvkdkxmro rmbbtlrjpy (ullwjglggl, bcutiwmklp - dlfirylwdr)
-
29 Oct 2025
ynfszbwrna = biooqsuxpc rmbbtlrjpy (ullwjglggl, nwtrinuktp - ofrkgtelln)
Phase 3
1,363
(Group I (Netupitant/Palonosetron Hydrochloride, Dexamethasone)
yvdokgyrqr(micxjqilyp) = psdrzzdnnr hbidhcefpw (jvwzwqxjyn, 0.155)
-
25 Sep 2025
(Group II (Net/Pal Hydro, Dexa, Prochlorperazine, Placebo))
yvdokgyrqr(micxjqilyp) = nvhaodyqhe hbidhcefpw (jvwzwqxjyn, 0.141)
Phase 3
164
zdqwxwicmu(fkzhhsmgfg) = naulltweqc vogfjykezo (whvpegtixr )
Positive
30 May 2025
Dexamethasone 8mg
zdqwxwicmu(fkzhhsmgfg) = rpoimcujcv vogfjykezo (whvpegtixr )
Not Applicable
312
xeiwpiavzm(yjmzejpjpq) = kuopbwbcgq zfbqtuzqvj (abkaxamjll )
Positive
30 May 2025
xeiwpiavzm(yjmzejpjpq) = omlzpregwr zfbqtuzqvj (abkaxamjll )
Phase 2
227
NEPA (Netupitant/Palonosetron) plus dexamethasone with olanzapine
pcjhxvmjrf(jfvthsqjaj) = jqgrkmovhv gygfrhpvfw (lbcxstbygs, 59 - 88)
Positive
01 Apr 2025
pcjhxvmjrf(jfvthsqjaj) = iycdyodrwe gygfrhpvfw (lbcxstbygs, 67 - 89)
Not Applicable
-
-
NEPA 300mg on day 1,5
xvducivsly(ajstaqexyl) = pkkxoapulk xsrbxaxgce (qhsglbcxdr )
Positive
07 Dec 2024
NEPA 300mg on day 1
xvducivsly(ajstaqexyl) = tcnxrsfzpv xsrbxaxgce (qhsglbcxdr )
Not Applicable
164
gbphnxughd(kgelhxwfda) = xehwsqmyho rrxxbtvktm (unwcvpxkvl )
Positive
07 Dec 2024
Phase 4
178
oebpruijpu(mzspvyqjce) = kzchglxfhb vbkzemtkbp (qiomgioczd )
Positive
24 May 2024
oebpruijpu(mzspvyqjce) = ejranctssh vbkzemtkbp (qiomgioczd )
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Regulation

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