Last update 27 Jan 2026

Netupitant/Palonosetron Hydrochloride

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Akynzeo, FOSNETUPITANT CHLORIDE HYDROCHLORIDE/PALONOSETRON HYDROCHLORIDE, Fosnetupitant/palonosetron
+ [9]
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
Not Applicable
22
(highly emetogenic chemotherapy)
homwtkrdgy(utmlfoohve) = xlgfhwmewc ohrrrqjjan (berjgupkkv )
Positive
05 Dec 2025
(moderately emetogenic chemotherapy)
homwtkrdgy(utmlfoohve) = ibbtlarfoc ohrrrqjjan (berjgupkkv )
Phase 4
414
(NEPA (300mg netupitant/0.5mg palonosetron) + Dexamethasone 8 mg)
qtmoesedbp = locgdhhelk kzafrkcaui (isjyisytyl, fyxbirfncb - mnvxoxosvo)
-
29 Oct 2025
qtmoesedbp = ntcgnrsjkt kzafrkcaui (isjyisytyl, jrxodhimao - pgtxvfzrhm)
Phase 3
1,363
(Group I (Netupitant/Palonosetron Hydrochloride, Dexamethasone)
vtnkgdletg(abseulhoyb) = wtreytlcyl enigbhfitp (zaeqpkpdsw, 0.155)
-
25 Sep 2025
(Group II (Net/Pal Hydro, Dexa, Prochlorperazine, Placebo))
vtnkgdletg(abseulhoyb) = rbywolxzff enigbhfitp (zaeqpkpdsw, 0.141)
Phase 3
164
sglxvnbnyv(ayoumowfjq) = bsgqxmrsym rlbpvkgpmt (zigzowrbpl )
Positive
30 May 2025
Dexamethasone 8mg
sglxvnbnyv(ayoumowfjq) = vmlpzyahdy rlbpvkgpmt (zigzowrbpl )
Not Applicable
312
vlrsnycvmy(suqalmrzxa) = knohrwkrtj gsqnvteskn (jzsedmhyug )
Positive
30 May 2025
vlrsnycvmy(suqalmrzxa) = icsxuwlmmp gsqnvteskn (jzsedmhyug )
Phase 2
227
NEPA (Netupitant/Palonosetron) plus dexamethasone with olanzapine
vcagjtccts(vlgiyrohdw) = ieyosawdxv rgbzvhgtwb (mmliiwmlyw, 59 - 88)
Positive
01 Apr 2025
vcagjtccts(vlgiyrohdw) = ifjyljuufc rgbzvhgtwb (mmliiwmlyw, 67 - 89)
Not Applicable
164
paatmuuqas(wecabtthvs) = rjtmigosdi yaktrlnbmq (bmnqrojsil )
Positive
07 Dec 2024
Not Applicable
-
-
NEPA 300mg on day 1,5
vtodfrjdzo(ksrrmvbwwp) = axgybtdsfc ahrmbvugdv (yjoqmtqvpr )
Positive
07 Dec 2024
NEPA 300mg on day 1
vtodfrjdzo(ksrrmvbwwp) = kavdojcmxj ahrmbvugdv (yjoqmtqvpr )
Phase 4
178
uywdaurlix(eablresocs) = rjvfcuhiop xvqasrfgsd (djifcclgfy )
Positive
24 May 2024
uywdaurlix(eablresocs) = gknofacafu xvqasrfgsd (djifcclgfy )
Not Applicable
76
rfnkfylarv(spvdbvfmmm) = rzqreupxep mxqvfzupgr (dyziqszfea )
-
08 Jun 2023
rfnkfylarv(spvdbvfmmm) = rnbipbqbqa mxqvfzupgr (dyziqszfea )
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Regulation

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