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Study of Effects of Sitagliptin on Diabetic Atherosclerosis by Gray-Scale Median (GSM) - SPIKE Sub Study -

Study of Effects of Sitagliptin on Diabetic Atherosclerosis by Gray-Scale Median (GSM) - SPIKE Sub Study - - Study of Effects of Sitagliptin on Diabetic Atherosclerosis by Gray-Scale Median (GSM) - SPIKE Sub Study -

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000028664
Enrollment
274
Registered
2017-08-15
Start date
2016-07-05
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Type 2 diabetes

Interventions

None listed

Sponsors

Department of Metabolic Medicine, Osaka University Graduate School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients who meet all of the following criteria are included in this study. 1. Patients with type 2 diabetes (HbA1c [JDS value] of 6.6% or above) who do not show achievement of the target for glycemic control defined in the "Treatment Guide for Diabetes 2010" despite the three or more months of insulin therapy* (one to four injections per day during treatment with rapid-acting, ultra-rapid-acting, long-acting, intermediate-acting, or mixed insulin) or insulin therapy combined with oral diabetic agents other than DPP-4 inhibitors. Those who had previously used DPP-4 inhibitors but have not taken them for the recent twelve or more weeks are also included. 2. Patients aged 30 or older and younger than 80 years old (males and females) 3. Patients who have provided written consent to participate in the study *Excluding CSII

Exclusion criteria

Exclusion criteria: Patients who fall into any of the following criteria are excluded from participating in the study. 1. Patients with type 1 or secondary diabetes 2. Patients with severe infections, pre-/post-operative status, or serious injuries 3. Patients with previous events of myocardial infarction, angina pectoris, stroke, or cerebral infarction 4. Patients complicated with diabetic retinopathy requiring retinal photocoagulation or crystalline lens surgery, or those who have undergone these treatments within the last one year 5. Patients with moderate or more severe renal dysfunction (serum creatinine [mg/dL] > 1.4 [male] or > 1.2 [female]) 6. Patients with severe liver dysfunction (AST: 100 IU/l or above) 7. Patients with moderate or more severe heart failure (NYHA [New York Heart Association] class of III or above) 8. Patients who are prescribed with incretin-based agents, including other DPP-4 inhibitors at the time of commencement of the study 9. Patients taking diabetic medicines, etc., that are prohibited for combination with incretin-based agents including DPP-4 inhibitors, by health insurance, at the study initiation 10. Patients who are pregnant, breast-feeding, possibly pregnant, or planning to become pregnant 11. Patients with previous hypersensitivity to the investigated drug 12. Other patients determined ineligible by an investigator

Design outcomes

Primary

MeasureTime frame
Amount of change in gray-scale median (GSM) during the 2-year observation period

Countries

Japan

Contacts

Public ContactHiroki Takayama

Soiken Inc. Clinical Study Support Division

takayama@soiken.com03-3295-1350

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026