UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000058996
Receipt number R000067470
Scientific Title A Multicenter Prospective Exploratory Interventional Study on the Efficacy and Safety of Single-Day Administration of Palonosetron, Fosnetupitant, and Dexamethasone for Sacituzumab Govitecan-Induced Nausea and Vomiting in Patients with Breast Cancer, and the Addition of Olanzapine in Antiemetic-Refractory Cases
Date of disclosure of the study information 2025/09/04
Last modified on 2025/09/04 18:08:43

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Basic information

Public title

A Multicenter Prospective Exploratory Interventional Study on the Efficacy and Safety of Single-Day Administration of Palonosetron, Fosnetupitant, and Dexamethasone for Sacituzumab Govitecan-Induced Nausea and Vomiting in Patients with Breast Cancer, and the Addition of Olanzapine in Antiemetic-Refractory Cases

Acronym

A Multicenter Prospective Exploratory Interventional Study on the Efficacy and Safety of Single-Day Administration of Palonosetron, Fosnetupitant, and Dexamethasone for Sacituzumab Govitecan-Induced Nausea and Vomiting in Patients with Breast Cancer, and the Addition of Olanzapine in Antiemetic-Refractory Cases

Scientific Title

A Multicenter Prospective Exploratory Interventional Study on the Efficacy and Safety of Single-Day Administration of Palonosetron, Fosnetupitant, and Dexamethasone for Sacituzumab Govitecan-Induced Nausea and Vomiting in Patients with Breast Cancer, and the Addition of Olanzapine in Antiemetic-Refractory Cases

Scientific Title:Acronym

PerSeUS-BC07

Region

Japan


Condition

Condition

Breast Cancer

Classification by specialty

Breast surgery

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

This study aims to clarify the complete response rate in patients with breast cancer receiving sacituzumab govitecan (SG) when administered a single-day combination of palonosetron, fosnetupitant, and dexamethasone as antiemetic prophylaxis. Furthermore, in cases where total control of nausea and vomiting is not achieved, the efficacy and safety of additional olanzapine administration will be evaluated.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Complete response (no vomiting and no use of rescue medication) rate within 5 days (120 hours) from the start of the initial SG administration.

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Treatment

Type of intervention

Medicine

Interventions/Control_1

palonosetron + fosnetupitant + dexamethasone

Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit


Not applicable

Gender

Female

Key inclusion criteria

Female patients with breast cancer.
Patients scheduled to receive SG administration for the first time.
Patients scheduled to start SG at the standard dose.
Age >= 20 years at the time of enrollment.
No use of the following concomitant medications within 48 hours prior to enrollment:
Selective serotonin reuptake inhibitors (SSRI)
Serotonin-norepinephrine reuptake inhibitors (SNRI)
Serotonin-dopamine antagonists (SDA)
Multi-acting receptor targeted antipsychotics (MARTA)
NK1 receptor antagonists
5-HT3 receptor antagonists
Corticosteroids (except topical use)
Dopamine antagonists
Phenothiazine-type tranquilizers
Benzodiazepines (including thienodiazepines)
Other centrally acting drugs
Laboratory data within one month prior to enrollment meeting all of the following criteria:
Total bilirubin <= 2.0 mg/dL
AST <= 100 U/L
ALT <= 100 U/L
Written informed consent obtained from the patient.

Key exclusion criteria

Patients with a history of allergy to the study drugs or related compounds.
Patients with diabetes mellitus receiving treatment with insulin or any oral hypoglycemic agents, as well as those with HbA1c (NGSP) >= 6.5% or HbA1c (JDS) >= 6.1% at enrollment. Patients for whom additional blood glucose monitoring (outside the scheduled tests) may lead to dose reduction or discontinuation of dexamethasone will also be excluded.
Patients presenting with nausea or vomiting requiring antiemetic treatment at the time of enrollment.
Patients who initiated opioid therapy (strong opioids) within 48 hours prior to enrollment.
Patients with a history of any of the following within 6 months prior to enrollment: unstable angina, myocardial infarction, cerebral hemorrhage, cerebral infarction, or active gastric/duodenal ulcer.
Patients with convulsive disorders requiring anticonvulsant therapy.
Patients with ascites requiring therapeutic paracentesis.
Patients with gastrointestinal obstruction, such as pyloric stenosis or ileus.
Pregnant or lactating women, women who may be pregnant, or patients unwilling to use adequate contraception.
Patients with psychiatric disorders or psychiatric symptoms that interfere with daily life and make participation in the study difficult.
Any other patients deemed inappropriate for participation in this study.

Target sample size

20


Research contact person

Name of lead principal investigator

1st name Manabu
Middle name
Last name Futamura

Organization

Gifu University Hospital

Division name

Department of Breast Surgery

Zip code

501-1194

Address

1-1 Yanagido, Gifu

TEL

058-230-6000

Email

futamura.manabu.m3@f.gifu-u.ac.jp


Public contact

Name of contact person

1st name Atsuko
Middle name
Last name Tomida

Organization

Gifu University Hospital

Division name

Department of Pharmacy

Zip code

501-1194

Address

1-1 Yanagido, Gifu

TEL

058-230-6000

Homepage URL


Email

tomida.atsuko.e4@f.gifu-u.ac.jp


Sponsor or person

Institute

Gifu University

Institute

Department

Personal name



Funding Source

Organization

Gifu University

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Ethical review committee of the Gifu Universit y Graduate School of Medicine

Address

1-1 Yanagido, Gifu

Tel

058-230-6059

Email

rinri@gifu-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2025 Year 09 Month 04 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Open public recruiting

Date of protocol fixation

2025 Year 05 Month 14 Day

Date of IRB

2025 Year 09 Month 03 Day

Anticipated trial start date

2025 Year 09 Month 04 Day

Last follow-up date

2030 Year 07 Month 01 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 09 Month 04 Day

Last modified on

2025 Year 09 Month 04 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000067470