An Efficacy, Safety, and Tolerability Study for TA-7284 in Patients With Type 2 Diabetes
A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Multicenter, Dose-Ranging Study in Subjects With Type 2 Diabetes Mellitus to Evaluate the Efficacy, Safety, and Tolerability of Orally-Administered SGLT2 Inhibitor TA-7284
1 other identifier
interventional
383
1 country
6
Brief Summary
The purpose of this study is to demonstrate the efficacy, safety, and tolerability of TA-7284 compared with placebo in patients with type 2 diabetes.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_2 type-2-diabetes-mellitus
Started Nov 2009
Shorter than P25 for phase_2 type-2-diabetes-mellitus
6 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
November 1, 2009
CompletedFirst Submitted
Initial submission to the registry
November 29, 2009
CompletedFirst Posted
Study publicly available on registry
December 1, 2009
CompletedPrimary Completion
Last participant's last visit for primary outcome
September 1, 2010
CompletedStudy Completion
Last participant's last visit for all outcomes
September 1, 2010
CompletedResults Posted
Study results publicly available
June 5, 2014
CompletedJanuary 8, 2026
December 1, 2025
10 months
November 29, 2009
March 26, 2014
December 15, 2025
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Change in Hemoglobin A1c (A1C) From Baseline (NGSP Value)
12 weeks
Secondary Outcomes (2)
Fasting Blood Glucose, Body Weight
12 weeks
Safety and Tolerability
14 weeks
Study Arms (5)
TA-7284-Low
EXPERIMENTALTA-7284-Low-middle
EXPERIMENTALTA-7284-High-middle
EXPERIMENTALTA-7284-High
EXPERIMENTALPlacebo
PLACEBO COMPARATORInterventions
Eligibility Criteria
You may qualify if:
- Aged from 20 to 80 years inclusive on the day of informed consent;
- Patients who was diagnosed with type 2 diabetes mellitus at least 3 months before the start of the run-in period;
- Patients with HbA1c of ≥6.5% and ≤9.5% (according to the Japan Diabetic Society \[JDS\] criteria) on the start day of the run-in period;
You may not qualify if:
- Type I diabetes mellitus, diabetes mellitus resulting from pancreatic disorder, or secondary diabetes mellitus (acromegaly, Cushing's syndrome, etc.);
- Past or current history of severe diabetic complications (proliferative diabetic retinopathy, stage III or later stage overt nephropathy, diabetic ketoacidosis, or serious diabetic neuropathy);
- Fasting blood glucose of \>270 mg/dL on the start day of the run-in period or at Week 2 of the run-in period;
- eGFR of \<60 mL/min/1.73 m2 on the start day of the run-in period;
- Systolic blood pressure of ≥160 mmHg or diastolic blood pressure of ≥100 mmHg on the start or end day of the run-in period;
- History of myocardial infarction, unstable angina, or cerebrovascular disorder within 3 months before the start of the run-in period;
- Concurrent serious (e.g., requiring inpatient hospitalization or surgical intervention) renal or hepatic disease;
- Past or current history of malignant tumor; however, this criterion shall not apply to those who have been free of relapse for at least 5 years even with a history of malignant tumor.
- Past or current history of drug hypersensitivity such as shock and anaphylactoid symptoms;
- Pregnant women, lactating mothers, or women of childbearing potential;
- Any condition that subjects are assessed to be ineligible by the investigator (sub investigator).
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (6)
Research site
Chugoku, Japan
Research site
Kanto, Japan
Research site
Kinki, Japan
Research site
Kyushu, Japan
Research site
Shikoku, Japan
Research site
Tōhoku, Japan
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Results Point of Contact
- Title
- Clinical Trials, Information Desk
- Organization
- Tanabe Pharma Corporation
Study Officials
- STUDY DIRECTOR
Nobuya Inagaki, M.D.
Kyoto University, Graduate School of Medicine
- STUDY DIRECTOR
Kazuoki Kondo, M.D.
Tanabe Pharma Corporation
- STUDY DIRECTOR
Tadashi Yoshida, M.D.
Tanabe Pharma Corporation
Publication Agreements
- PI is Sponsor Employee
- No
- Restriction Type
- OTHER
- Restrictive Agreement
- Yes
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- QUADRUPLE
- Who Masked
- PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
November 29, 2009
First Posted
December 1, 2009
Study Start
November 1, 2009
Primary Completion
September 1, 2010
Study Completion
September 1, 2010
Last Updated
January 8, 2026
Results First Posted
June 5, 2014
Record last verified: 2025-12