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CompletedNCT02847091Updated Nov 12, 2024

Study of Ipragliflozin in Patients With Type 2 Diabetes Mellitus Receiving Insulin Therapy

A Phase 4 interventional study of Ipragliflozin and Insulin in Type 2 Diabetes Mellitus, sponsored by Astellas Pharma Inc. Completed at 15 sites in Japan. Open to participants aged 20 Years to 74 Years. Per ClinicalTrials.gov, last updated 2024-11-12.

Sponsored by Astellas Pharma Inc · Phase 4, Interventional, and Treatment

Phase
Phase 4
Study type
Interventional
Enrollment
103
Allocation
Not applicable
Ages
20 Years to 74 Years
Sex
All
01

Study summary

The objective of this study is to assess the reduction in insulin dose from baseline at Week 24 while keeping the blood glucose levels controlled (maintaining HbA1c values) when ipragliflozin is administered once daily for 24 weeks in patients with type 2 diabetes mellitus receiving insulin therapy.

02

Conditions studied

  • Type 2 Diabetes Mellitus

Keywords

  • Ipragliflozin
  • SGLT2 inhibitor
  • Type 2 diabetes mellitus
  • ASP1941
03

In context

Diabetes Mellitus

10,925 studies on the registry are indexed under Diabetes Mellitus; 1,319 are open to participants now.

This study's enrollment of 103 is above the median of 80 across 8,367 interventional studies indexed under Diabetes Mellitus.

Browse Diabetes Mellitus studies →

Lead sponsor

Astellas Pharma Inc is the lead sponsor of 512 studies on the registry; 4 are open to participants now.

Of its 27 completed or terminated interventional studies of FDA-regulated products, 19 (70%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
20 Years to 74 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • The subject has been receiving insulin therapy for the treatment of diabetes mellitus.
  • The subject has type 2 diabetes mellitus and has been receiving insulin monotherapy or insulin therapy in combination with one or two oral hypoglycemic agents.
  • The subject has not modified diet or exercise therapies or dosage regimen of oral hypoglycemic agents, or has not switched to another pharmacotherapy for 12 weeks before Visit 1.
  • The subject has an HbA1c value between 6.5% and \<8.0%.
  • The subject has a body mass index (BMI) of >23.0 kg/m2.
  • If the subject is a female, she must satisfy the following criteria. The subject is not of childbearing potential and satisfies any of the following criteria.

    • The subject is post-menopausal (absence of menses for at least 1 year).
    • The subject is surgically sterile.

The subject is of childbearing potential but satisfies all of the following criteria:

  • The subject agrees not to get pregnant to 28 days after the last dose of the study drug.
  • The subject has a negative pregnancy test. The subject agrees to use two of the established contraceptive methods listed below to 28 days after the last dose of the study drug when having heterosexual intercourse.

    • If the subject is a female, she must agree not to breastfeed to 28 days after the last dose of the study drug.
    • If the subject is a female, she must agree not to donate their eggs during the period from the assessment to 28 days after the last dose of the study drug.
    • In case a male subject's spouse or partner is of childbearing potential, the subject must agree to use two of the established contraceptive methods to 28 days after the last dose of the study drug.
    • If the subject is a male, he must agree not to donate their sperm to 28 days after the last dose of the study drug.

Exclusion criteria

Exclusion Criteria:

  • The subject has type 1 diabetes mellitus.
  • The subject has any symptom of dysuria, anuria, oliguria or urinary retention.
  • The subject has proliferative retinopathy.
  • The subject has diabetic ketoacidosis.
  • The subject has a history or complication of medically significant renal disease such as renovascular occlusive disease, nephrectomy and/or renal transplant.
  • The subject has a history of recurrent urinary tract infection.
  • The subject has symptomatic urinary tract infection or symptomatic genital infection.
  • The subject has chronic disease(s) that require the continuous use of corticosteroids, immunosuppressants, etc.
  • The subject has a history of cerebral vascular attack, unstable angina, myocardial infarction, vascular intervention, and serious heart disease within 1 year (52 weeks) before signing of the informed consent.
  • The subject has a complication or surgical history of serious gastrointestinal disorder.
  • The subject has severe hepatic dysfunction.
  • The subject has uncontrolled blood pressure.
  • The subject has unstable psychiatric disorder.
  • The subject has severe infection or serious trauma, or perioperative.
  • The subject has drug addiction or alcohol abuse.
  • The subject has a history of malignant tumors.
  • The subject has a history of an allergy to ipragliflozin and/or similar drugs (drugs possessing SGLT2 inhibitory action).
  • The subject has used SGLT2 inhibitors, GLP-1 receptor agonists, sulfonylureas (SU), glinide agents, or insulin products other than long-acting insulin within 12 weeks before signing of the informed consent.
05

Study design

Phase
Phase 4
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
103 participants (actual)

Study arms

  • Experimental
    Ipragliflozin Group

    Ipragliflozin will be administered orally for 24 weeks.

    Drug: Ipragliflozin · Drug: Insulin

Interventions

  • DrugIpragliflozin

    Oral administration, 50mg once daily

    Also known as: ASP1941, Suglat

  • DrugInsulin

    Patients are receiving insulin therapy from at least 12 weeks before Visit 1 (is allowed ±10% dose modification if clinically needed, and is reduced within a 20% to 40% range at Visit 1 and then is controlled up to Visit 8 based on criteria of this study).

06

What researchers measure

Primary outcomes

  1. Change from baseline in insulin dose

    Time frame: Baseline and Week 24

  2. Percent change from baseline in insulin dose

    Time frame: Baseline and Week 24

Secondary outcomes

  1. Change from baseline in insulin dose

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20 and the last assessment during the treatment period (up to Week 24)

  2. Percent change from baseline in insulin dose

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20 and the last assessment during the treatment period (up to Week 24)

  3. Change from baseline in HbA1c

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  4. Change from baseline in fasting plasma glucose

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  5. Change from baseline in cholesterol

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  6. Change from baseline in glycoalbumin

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  7. Change from baseline in leptin

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  8. Change from baseline in adiponectin

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  9. Change from baseline in glucagon

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  10. Change from baseline in C-peptide

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  11. Change from baseline in body weight

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  12. Change from baseline in waist circumference

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  13. Change from baseline in blood pressure

    Time frame: Baseline and Week 0, Week 2, Week 4, Week 8, Week 12, Week 16, Week 20, Week 24 and the last assessment during the treatment period (up to Week 24)

  14. Change from baseline in DTSQ

    DTSQ: Diabetes treatment satisfaction questionnaire

    Time frame: Baseline and Week 24 and the last assessment during the treatment period (up to Week 24)

  15. Number of subjects achieving withdrawal of insulin therapy

    Time frame: Up to Week 24

  16. Percent of subjects achieving withdrawal of insulin therapy

    Time frame: Up to Week 24

  17. Safety assessed by incidence of Adverse events

    Time frame: Up to Week 24

  18. Safety assessed by blood pressure in a sitting position

    Time frame: Up to Week 24

  19. Safety assessed by pulse rate in a sitting position

    Time frame: Up to Week 24

  20. Safety assessed by Hematology

    Time frame: Up to Week 24

  21. Safety assessed by biochemistry

    Time frame: Up to Week 24

07

Study locations

15 sites
  • Site JP00007
    Gunma, Japan
  • Site JP00008
    Hiroshima, Japan
  • Site JP00009
    Hyogo, Japan
  • Site JP00010
    Kanagawa, Japan
  • Site JP00003
    Mie, Japan
  • Site JP00004
    Osaka, Japan
  • Site JP00015
    Shiga, Japan
  • Site JP00002
    Tochigi, Japan
  • Site JP00005
    Tochigi, Japan
  • Site JP00013
    Tochigi, Japan
  • Site JP00001
    Tokyo, Japan
  • Site JP00006
    Tokyo, Japan
  • Site JP00011
    Tokyo, Japan
  • Site JP00012
    Tokyo, Japan
  • Site JP00014
    Tokyo, Japan
08

References and documents

Publications

  • Ishihara H, Yamaguchi S, Sugitani T, Kosakai Y. Open-Label Study to Assess the Efficacy of Ipragliflozin for Reducing Insulin Dose in Patients with Type 2 Diabetes Mellitus Receiving Insulin Therapy. Clin Drug Investig. 2019 Dec;39(12):1213-1221. doi: 10.1007/s40261-019-00851-z. PubMed 31552641 ↗

Individual participant data

Plan to share: Yes — Access to anonymized individual participant level data collected during the study, in addition to study-related supporting documentation, is planned for studies conducted with approved product indications and formulations, as well as products terminated during development. Studies conducted with product indications or formulations that remain active in development are assessed after study completion to determine if Individual Participant Data can be shared. Further details on Astellas' data sharing policy can be found at https://www.clinicaltrials.astellas.com/transparency/.

Supporting information: Study protocol, Sap, Csr

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Nov 12, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT02847091
Lead sponsor
Astellas Pharma Inc
Responsible party
Sponsor
First posted
Jul 28, 2016
Start date
Jul 29, 2016
Primary completion
Nov 9, 2017
Completion
Nov 9, 2017
Last update
Nov 12, 2024

Study contacts

Medical Director
study director · Astellas Pharma Inc

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Nov 2024. You cannot join it, but the record below documents what was studied.

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