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TAK-951

Phase 2

Postoperative Nausea and Vomiting (PONV) | Small molecule | Other |Takeda Pharmaceutical Company Limited|Last Updated: Sep 14, 2023

Success Probability

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Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials1
Total Enrollment89

FDA Designations

No designations recorded

Clinical trial landscape

TAK-951 · 3 trials · 3 indications

Phase 2 1Phase 1 2
NCT04557189A Study of TAK-951 to Stop Adults Getting Nausea and Vomiting After Planned SurgeryPostoperative Nausea and Vomiting (PONV)
COMPLETED89 Analytics
PHASE2COMPLETED
A Study of TAK-951 to Stop Adults Getting Nausea and Vomiting After Planned Surgery
Postoperative Nausea and Vomiting (PONV)Unlock trial analytics

Study Endpoints

Primary Endpoints

Percentage of Participants With Complete Response in the Immediate Postoperative Period
6 hours post-surgery (Day 1)

Percentage of participants with complete response, defined as no emesis (vomiting or retching) and no need for rescue therapy (indicated if vomiting/retching and/or nausea score ≥4 or upon participant's request) were reported. The severity of nausea was scored using a self-reported, 11-point numerical Verbal Rating Scale (VRS), where 0 represents no nausea and 10 represents the worst nausea possible. Significant nausea was defined as a VRS score ≥4. Percentages are rounded off to whole number at the nearest single decimal.

Number of Participants Who Reported One or More Treatment-emergent Adverse Events (TEAEs)
Baseline up to Day 29
Number of Participants With Clinically Significant Change From Baseline in Vital Sign Values
Baseline up to Day 2
Number of Participants With Clinically Significant Change From Baseline in 12- Lead Electrocardiogram (ECG) Values
Baseline up to Day 2
Number of Participants With Clinically Significant Change From Baseline in Laboratory Values
Baseline up to Day 2
Number of Participants With Clinically Significant Change From Baseline in Physical Examination Values
Baseline up to Day 29
Parts 1 and 3: Percentage of Participants With Clinically Significant Physical Examination Findings
From the first dose of study drug up to follow-up or early termination (Up to approximately 32 days)

Physical examination included the examination of the abdomen; extremities; head, eyes, ears, nose (HEENT); neurological; skin and mucosae; thorax.

Parts 1 and 3: Percentage of Participants With Markedly Abnormal Values of Vital Signs Parameters
From the first dose of study drug up to follow-up or early termination (Up to approximately 32 days)

The criteria for markedly abnormal values of vital signs' parameters were: Pulse Rate (beats/minute) \<50 and \>120; Systolic Blood Pressure \[millimeters of mercury (mmHg)\] \<85 and \>180; Diastolic Blood Pressure (mmHg) \<50 and \>110; Temperature \[degrees Celsius (C)\] \<35.6 and \>37.7. Only categories with atleast one participant with events are reported.

Parts 1 and 3: Percentage of Participants With Markedly Abnormal Values of 12-Lead Electrocardiogram (ECG) Parameters
From the first dose of study drug up to follow-up or early termination (Up to approximately 32 days)

The criteria for markedly abnormal values of 12-lead ECG parameters were: ECG Mean Heart Rate (beats/min) \<50 beats per minute and \>120 beats per minute; PR Interval, Aggregate \[milliseconds (msec)\] \<=80 msec and \>=200 msec; QRS Duration, Aggregate (msec) \<=80 msec and \>=120 msec; QT Interval with Fridericia Correction Method (QTcF) Interval, Aggregate (msec) \>=500 msec or \>=30 msec change from Baseline and \>=450 msec. Only categories with atleast one participant with event are reported.

Parts 1 and 3: Percentage of Participants With Markedly Abnormal Values of Laboratory Parameters
From the first dose of study drug up to follow-up or early termination (Up to approximately 32 days)

The laboratory parameters of chemistry, and hematology were assessed. Clinical laboratory tests included serum chemistry, hematology, and urinalysis. MAV criteria: Alanine aminotransferase(U/L) \>3xupper limit of normal(ULN); Albumin\<2.5g/dL,\<25g/L; Alkaline phosphatase (U/L)\>3 x ULN; Aspartate aminotransferase (U/L)\>3 x ULN; Bilirubin\>1.5mg/dL, \>34.2 µmol/L; Calcium\<8.0 mg/dL,LLN-\<2.0mmol/L, \>1.0mmol/L; Carbon dioxide \<8.0 (mmol/L); Chloride\<75 mmol/L,\>126 mmol/L; Creatinine\>177µmol/L; Gamma glutamyl transferase (U/L)\>2.0 mg/dL, \>3.0 x ULN; Glucose\<3 mmol/L,\>10 mmol/L; Potassium\<3.0 mmol/L \>5.5 mmol/L; Protein(g/L)\<0.8 x LLN \>1.2 x ULN; Sodium\<130mmol/L \>150mmol/L; Urea nitrogen \>10.7; Erythrocytes 10\^12erythrocytes/L) \<0.8 x LLN,\>1.2 x ULN; Hematocrit(%) \<0.8 x LLN,\>1.2xULN; Hemoglobin(g/L)\<0.8 x LLN, \>1.2 x ULN; Leukocytes(10\^9 leukocytes/L)\<0.5 x LLN \>1.5 x ULN; platelets(10\^9 platelets/L)\<75-\>600. Only categories with atleast one participant with event are reported.

Parts 1 and 3: Percentage of Participants With Treatment-Emergent Adverse Events
From the first dose of study drug up to follow-up or early termination (Up to approximately 32 days)

An adverse event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A TEAE was defined as an adverse event which occurred on or after the first dose of study drug and no more than 30 days after the last dose of study drug.

Parts 1 and 3: Percentage of Participants With Positive Immunogenicity (ADA) Status
From the first dose of study drug up to follow-up or early termination (Up to approximately 32 days)

Secondary Endpoints

Percentage of Participants With Complete Response Within 24 Hours Post-Surgery
Within 24 hours post-surgery (up to Day 2)
Percentage of Participants With Emesis in the First 6 Hours Post-Surgery
Within 6 hours post-surgery (Day 1)
Percentage of Participants With Emesis Within 24 Hours Post-Surgery
Within 24 hours post-surgery (up to Day 2)
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Ondansetron 4 mg IVEXPERIMENTALParticipants received prophylaxis with ondansetron 4 mg, intravenously (IV) immediately before induction and TAK-951 placebo subcutaneously (SC) approximately 30 to 45 minutes before the end of surgery (wound closure).
TAK-951 4 mg SCEXPERIMENTALParticipants received prophylaxis with ondansetron placebo IV immediately before induction and TAK 951 4 mg, SC, approximately 30 to 45 minutes before the end of surgery (wound closure).
Cohort 1 (Low Dose): TAK-951 20 mcg Infusion Over 60 MinutesEXPERIMENTALTAK-951 20 microgram (mcg) or TAK-951 placebo-matching, infusion, intravenously, over a period of 60 minutes on Day 1.
Cohort 2 (High Dose): TAK-951 1 mg Infusion Over 60 MinutesEXPERIMENTALTAK-951 1 milligram (mg) or TAK-951 placebo-matching, infusion, intravenously, over a period of 60 minutes on Day 1. Dose level will be determined based on safety, tolerability and PK data from previous cohorts.
Cohort 3: TAK-951 1 mg Infusion Over 120 MinutesEXPERIMENTALTAK-951 1 mg or TAK-951 placebo-matching, infusion, intravenously, over a period of 120 minutes on Day 1. Dose level will be determined based on safety, tolerability and PK data from previous cohorts.
Part 1 (SRD): Pooled PlaceboPLACEBO_COMPARATORTAK-951 placebo-matching, single dose, subcutaneous (SC) injection, on Day 1 in fasted healthy participants in the single-rising dose (SRD) period.
Part 1 (SRD): Cohort 2: TAK-951 Dose 1EXPERIMENTALTAK-951 Dose 1, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 1: TAK-951 Dose 2EXPERIMENTALTAK-951 Dose 2, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 15: TAK-951 Dose 2EXPERIMENTALTAK-951 Dose 2, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 3: TAK-951 Dose 3EXPERIMENTALTAK-951 Dose 3, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 4: TAK-951 Dose 4EXPERIMENTALTAK-951 Dose 4, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 5: TAK-951 Dose 5EXPERIMENTALTAK-951 Dose 5, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 6: TAK-951 Dose 6EXPERIMENTALTAK-951 Dose 6, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 13: TAK-951 Dose 7EXPERIMENTALTAK-951 Dose 7, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 14: TAK-951 Dose 8EXPERIMENTALTAK-951 Dose 8, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 16: TAK-951 Dose 9EXPERIMENTALTAK-951 Dose 9, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 17: TAK-951 Dose 10EXPERIMENTALTAK-951 Dose 10, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 1 (SRD): Cohort 18: TAK-951 Dose 11EXPERIMENTALTAK-951 Dose 11, single dose, SC injection, on Day 1 in fasted healthy participants in the SRD period.
Part 3 (MRD): Pooled PlaceboPLACEBO_COMPARATORTAK-951 placebo-matching, SC injection, for 5 days from Days 1 to 5 in fasted healthy participants in the multiple-rising dose (MRD) period.
Part 3 (MRD): Cohort 10: TAK-951 Dose 1AEXPERIMENTALTAK-951 Dose 1A, SC injection, for 5 days from Days 1 to 5 in fasted healthy participants in the MRD period.
Part 3 (MRD): Cohort 11: TAK-951 Dose 2AEXPERIMENTALTAK-951 Dose 2A, SC injection, for 5 days from Days 1 to 5 in fasted healthy participants in the MRD period.
Part 3 (MRD): Cohort 12: TAK-951 Dose 3AEXPERIMENTALTAK-951 Dose 3A, SC injection, for 5 days from Days 1 to 5 in fasted healthy participants in the MRD period.
Part 3 (MRD): Cohort 20: TAK-951 Dose 4AEXPERIMENTALTAK-951 Dose 4A, SC injection, for 5 days from Days 1 to 5 in fasted healthy participants in the MRD period.

Interventions

NameTypeDescription
TAK-951DRUGTAK-951 SC injection
OndansetronDRUGOndansetron IV injection
Ondansetron PlaceboDRUGOndansetron placebo-matching IV injection
TAK-951 PlaceboDRUGTAK-951 placebo-matching SC injection
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites7

Inclusion Criteria: 1. Participants undergoing elective surgery under general anesthesia, expected to last for at least 1 hour from induction of anesthesia to wound closure. 2. Participants are expected to require or have agreed to stay, at least 1 overnight in the hospital. 3. Participants America...

Countries:United States
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Frequently asked questions about TAK-951

What is TAK-951 used for?

TAK-951 is an investigational small molecule being studied for the prevention of postoperative nausea and vomiting (PONV) in adults after planned surgery. It has also been evaluated in healthy volunteer studies to assess its safety and tolerability. The drug is being developed by Takeda Pharmaceutical Company Limited.

Who makes TAK-951?

TAK-951 is being developed by Takeda Pharmaceutical Company Limited, which trades under the ticker TAK. The company has conducted clinical trials of TAK-951 in the United States, including studies in healthy volunteers and in patients at risk of postoperative nausea and vomiting.

What phase is TAK-951 in?

TAK-951 is in clinical development. It has completed Phase 1 trials in healthy volunteers and a Phase 2 trial in patients with postoperative nausea and vomiting. As of the available data, all trials are completed, and the drug remains investigational, not yet approved by regulatory authorities.

What clinical trials is TAK-951 in?

TAK-951 has been studied in three completed clinical trials. NCT04486950 and NCT05567393 were Phase 1 studies in healthy adults, and NCT04557189 was a Phase 2 study evaluating TAK-951 for preventing nausea and vomiting after planned surgery. All trials were conducted in the United States.

Is TAK-951 the same as any other drug?

No alternative names for TAK-951 have been disclosed. The drug is identified solely by its development code TAK-951 in clinical trial registrations and by the developer, Takeda Pharmaceutical Company Limited.