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TAK-360

Phase 2

Idiopathic Hypersomnia | Small molecule | Neurology |Takeda Pharmaceutical Company Limited|Trials Updated: Oct 8, 2026

TAK-360 development status

Highest phase Phase 2
Registered trials 4 across 1 sponsor since Feb 2025

TAK-360 target and mechanism

Molecular targetOX2R
Target classReceptor
ModalitySmall molecule

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials4
Total Enrollment776

FDA Designations

No designations recorded

TAK-360 clinical trials

TAK-360 · 4 trials · 3 indications

Phase 2 4
NCT07646678A Study of TAK-360 in People With Narcolepsy or Idiopathic HypersomniaIdiopathic Hypersomnia
RECRUITING500 Analytics
NCT07633301A Study of TAK-360 in Adults With Narcolepsy Type 1 (Narcolepsy With Cataplexy)Narcolepsy Type 1
RECRUITING92 Analytics
NCT06952699A Study of TAK-360 in Adults With Narcolepsy Without Cataplexy (NT2)Narcolepsy Type 2
RECRUITING88 Analytics
NCT06812078A Study of TAK-360 in Adults With Idiopathic HypersomniaIdiopathic Hypersomnia
RECRUITING96 Analytics
PHASE2RECRUITING
A Study of TAK-360 in People With Narcolepsy or Idiopathic Hypersomnia
Idiopathic HypersomniaUnlock trial analytics
PHASE2RECRUITING
A Study of TAK-360 in Adults With Narcolepsy Type 1 (Narcolepsy With Cataplexy)
Narcolepsy Type 1Unlock trial analytics
PHASE2RECRUITING
A Study of TAK-360 in Adults With Narcolepsy Without Cataplexy (NT2)
Narcolepsy Type 2Unlock trial analytics
PHASE2RECRUITING
A Study of TAK-360 in Adults With Idiopathic Hypersomnia
Idiopathic HypersomniaUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants With at Least 1 Treatment-Emergent Adverse Event (TEAE)
Up to approximately 5 years

An adverse event (AE) is any untoward medical occurrence in a clinical investigation participant administered a pharmaceutical product. A TEAE is defined as any event emerging or manifesting at or after the initiation of treatment with a study intervention or medicinal product or any existing event that worsens in either intensity or frequency following exposure to the study intervention or medicinal product.

Parts A, B and C: Number of Participants With at Least One Treatment-emergent Adverse Events (TEAEs)
Up to approximately 28 weeks

An adverse event (AE) is any untoward medical occurrence in a clinical trial participant, temporally associated with the use of the trial intervention, whether or not the occurrence is considered related to the trial intervention. A TEAE is defined as any event emerging or manifesting at or after the initiation of treatment with a study intervention or medicinal product or any existing event that worsens in either intensity or frequency following exposure to the study intervention or medicinal product.

Number of Participants With at Least One Treatment-emergent Adverse Event (TEAE)
Up to 15 Weeks

An adverse event (AE) is any untoward medical occurrence in a clinical investigation participant administered a pharmaceutical product. A TEAE is defined as any event emerging or manifesting at or after the initiation of treatment with a study intervention or medicinal product or any existing event that worsens in either intensity or frequency following exposure to the study intervention or medicinal product.

Number of Participants With at Least One Treatment-emergent Adverse Events (TEAEs)
Up to Week 8

An adverse event (AE) is any untoward medical occurrence in a clinical investigation participant administered a pharmaceutical product. A TEAE is defined as any event emerging or manifesting at or after the initiation of treatment with a study intervention or medicinal product or any existing event that worsens in either intensity or frequency following exposure to the study intervention or medicinal product.

Secondary Endpoints

All Participants: Change From Baseline in Epworth Sleepiness Scale (ESS) Total Score
Baseline through Year 5
All Participants: Change from Baseline in Mean Sleep Latency on the Maintenance of Wakefulness Test (MWT)
Baseline through Month 6
IH Participants: Change From Baseline in IH Severity Scale (IHSS) Total Score
Baseline through Year 5
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
TAK-360 Long Term Extension (LTE) PhaseEXPERIMENTALParticipants will receive one of the available TAK-360 doses for up to approximately 5 years in this trial. Participants will enter the LTE on the dose they were in the parent trial or for participants with discontinued dosing regimen in the parent trial to the next closest available dose/dosing regimen for their indication in this trial. Participants rolling over to this trial from a placebo arm in the parent trial, will receive one of the available TAK-360 doses. Placebo will be only administered as needed to maintain dose blinding between TAK-360 doses and regimens.
Part A: TAK-360EXPERIMENTALParticipants will receive TAK-360 tablets, orally.
Part A: PlaceboPLACEBO_COMPARATORParticipants will receive TAK-360 matching placebo tablets, orally.
Part B: TAK-360EXPERIMENTALParticipants will receive TAK-360 tablets, orally.
Part B: PlaceboPLACEBO_COMPARATORParticipants will receive TAK-360 matching placebo tablets, orally.
Part CEXPERIMENTALParticipants will receive TAK-360 tablets, orally.
TAK-360EXPERIMENTALParticipants will receive TAK-360 tablets, orally, for 4 weeks.
PlaceboPLACEBO_COMPARATORParticipants will receive TAK-360 matching-placebo tablets, orally, for 4 weeks.

Interventions

NameTypeDescription
TAK-360DRUGTAK-360 tablets
PlaceboDRUGTAK-360-matching placebo tablets
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Eligibility Criteria

Age Range18 Years to 71 Years
SexALL
Healthy VolunteersNo
Study Sites24

Key Inclusion Criteria: 1. Participant is willing and able to understand and fully comply with trial procedures and requirements. 2. Participant has a confirmed diagnosis of either NT1, NT2, or IH, and has completed the treatment period of a parent TAK-360 trial. 3. Participant has provided informe...

Countries:United StatesAustraliaChinaJapanSouth KoreaFranceItalySpainHong Kong
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Recent Changes (Last 90 Days)

LOWOct 8, 2026NCT06952699lastUpdatePostDate: changed
LOWOct 8, 2026NCT06952699lastUpdatePostDate: changed
LOWOct 7, 2026NCT06952699lastUpdatePostDate: changed
LOWOct 7, 2026NCT06952699lastUpdatePostDate: changed
LOWSep 19, 2026NCT07646678lastUpdatePostDate: changed
LOWSep 19, 2026NCT07646678lastUpdatePostDate: changed
LOWSep 19, 2026NCT07646678lastUpdatePostDate: changed
LOWAug 21, 2026NCT07646678lastUpdatePostDate: changed
LOWAug 21, 2026NCT07646678lastUpdatePostDate: changed
LOWAug 20, 2026NCT06952699lastUpdatePostDate: changed
LOWAug 20, 2026NCT06952699lastUpdatePostDate: changed

Frequently asked questions about TAK-360

What is TAK-360 used for?

TAK-360 is an investigational small molecule being studied for idiopathic hypersomnia, narcolepsy type 1, and narcolepsy type 2. It is in Phase 2 clinical development and is not yet approved for any indication. All four listed studies are currently recruiting adults aged 18 and older.

What does TAK-360 target?

TAK-360 targets OX2R, the orexin 2 receptor, a receptor class protein. By acting on OX2R, the drug is designed to engage the orexin signaling pathway, which is relevant to sleep-wake regulation in narcolepsy and idiopathic hypersomnia. TAK-360 is a small molecule administered as an investigational therapy.

Who is developing TAK-360?

TAK-360 is being developed by Takeda Pharmaceutical Company Limited, which trades under the ticker TAK. Takeda is running the Phase 2 program across multiple countries, including the United States, Japan, China, Australia, South Korea, France, Italy, Spain, and Hong Kong.

What phase is TAK-360 in?

TAK-360 is in Phase 2 clinical development. It has not been approved by the FDA or any other regulatory agency, and it remains an investigational drug. The Phase 2 program includes four recruiting studies across narcolepsy type 1, narcolepsy type 2, and idiopathic hypersomnia.

What clinical trials is TAK-360 in?

TAK-360 is being studied in four Phase 2 trials: NCT07646678 in narcolepsy and idiopathic hypersomnia, NCT07633301 in narcolepsy type 1 with cataplexy, NCT06952699 in narcolepsy type 2 without cataplexy, and NCT06812078 in idiopathic hypersomnia. All are randomized, double-blind, placebo-controlled, and currently recruiting adults.

How many patients are enrolled in TAK-360 trials?

The TAK-360 Phase 2 program has a combined planned enrollment of 596 participants across its studies. NCT07646678 plans to enroll 500 participants, NCT07633301 plans 92, NCT06812078 plans 96, and NCT06952699 plans 88. All four studies enroll adults aged 18 and older and are currently recruiting.