A Study of DS-1001b in Patients With Chemotherapy- and Radiotherapy-Naive IDH1 Mutated WHO Grade II Glioma

NCT ID: NCT04458272

Last Updated: 2025-03-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE2

Total Enrollment

25 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-07-08

Study Completion Date

2026-08-31

Brief Summary

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This Phase 2 study is conducted to assess the efficacy and safety of DS-1001b in patients with chemotherapy- and radiotherapy-naive IDH1 mutated WHO grade II glioma.

Detailed Description

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Conditions

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WHO Grade II Glioma

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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DS-1001b

Group Type EXPERIMENTAL

DS-1001b

Intervention Type DRUG

250 mg, twice daily, continuous oral administration

Interventions

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DS-1001b

250 mg, twice daily, continuous oral administration

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Has a histopathologically documented IDH1 mutated WHO grade II glioma according to the 2016 WHO classification.
* Has confirmed IDH1 mutation at the R132 locus by testing at the central laboratory conducted during the screening period.
* Has no prior anticancer treatment (including chemotherapy and radiotherapy) for glioma except craniotomy or biopsy.
* Has at least 1 measurable and non-enhancing lesion.
* Has an interval of at least 90 days from the latest surgery.
* Has no sign of malignant transformation including the appearance of enhancing lesions and/or rapid growth of non-enhancing lesions.
* Has an Eastern Cooperative Oncology Group (ECOG) performance status (PS) of 0 to 1.

Exclusion Criteria

* Has had a histopathological diagnosis of WHO grade III or IV glioma.
* Has had a contrast enhancing lesion on brain MRI.
* Has received a prior treatment with any mutant IDH1 inhibitor.
* Has received other investigational products within 28 days before the start of the study drug treatment.
* Has an active infection requiring systemic treatment.
* Has multiple primary malignancies.
* Has a history of clinically significant cardiac disease.
* Is a pregnant or lactating woman.
Minimum Eligible Age

20 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Daiichi Sankyo Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Study Leader

Role: STUDY_DIRECTOR

Daiichi Sankyo

Locations

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Nagoya University Hospital

Nagoya, Aichi-ken, Japan

Site Status

Kitasato University Hospital

Sagamihara, Kanagawa, Japan

Site Status

Tohoku University Hospital

Sendai, Miyagi, Japan

Site Status

Saitama Medical University International Medical Center

Hidaka, Saitama, Japan

Site Status

Hiroshima University Hospital

Hiroshima, , Japan

Site Status

Kumamoto University Hospital

Kumamoto, , Japan

Site Status

Kyoto University Hospital

Kyoto, , Japan

Site Status

National Hospital Organization Osaka National Hospital

Osaka, , Japan

Site Status

Kyorin University Hospital

Tokyo, , Japan

Site Status

National Cancer Center Hospital

Tokyo, , Japan

Site Status

Tokyo Women's Medical University Hospital

Tokyo, , Japan

Site Status

Countries

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Japan

References

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Natsume A, Arakawa Y, Narita Y, Sugiyama K, Hata N, Muragaki Y, Shinojima N, Kumabe T, Saito R, Motomura K, Mineharu Y, Miyakita Y, Yamasaki F, Matsushita Y, Ichimura K, Ito K, Tachibana M, Kakurai Y, Okamoto N, Asahi T, Nishijima S, Yamaguchi T, Tsubouchi H, Nakamura H, Nishikawa R. The first-in-human phase I study of a brain-penetrant mutant IDH1 inhibitor DS-1001 in patients with recurrent or progressive IDH1-mutant gliomas. Neuro Oncol. 2023 Feb 14;25(2):326-336. doi: 10.1093/neuonc/noac155.

Reference Type DERIVED
PMID: 35722822 (View on PubMed)

Other Identifiers

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205339

Identifier Type: OTHER

Identifier Source: secondary_id

DS1001-A-J201

Identifier Type: -

Identifier Source: org_study_id

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