Status:

NOT_YET_RECRUITING

Effects of Sitagliptin in Relatives of T1D Patients

Lead Sponsor:

University of Milan

Conditions:

Type 1 Diabetes

Eligibility:

All Genders

10-45 years

Phase:

PHASE2

PHASE3

Brief Summary

Type 1 Diabetes (T1D) is a chronic autoimmune disease, with a genetic background, resulting from the immune-mediated destruction of beta cells of the pancreas. It can lead to fatal short-term and long...

Eligibility Criteria

Inclusion

  • Age of the subject between 10 and 45 years
  • Subject (or legal guardian in the case of a minor) is able to provide informed consent
  • If a first degree relative of the proband with T1D must be between 6 and 45 years old (brother, sister, parent, child)
  • If a relative of the proband with T1D is second degree, he must be between 6 and 20 years old (nephew, uncle, aunt, grandfather, grandmother, cousin)
  • Presence of at least two autoantibodies associated with diabetes
  • Impaired glucose tolerance on the OGTT test (fasting glucose greater than 110 mg/dl but less than 126 mg/dl or 2-hour glucose greater than or equal to 140 mg/dl but less than 200 mg/dl or 'OGTT at 30', 60 ', 90' greater than or equal to 200 mg/dl)
  • If the subject is a female with reproductive potential, she must have a negative pregnancy test at the enrollment visit and must agree not to seek pregnancy for at least one year from randomization
  • If the subject is male, he must agree not to seek pregnancies with any partner for at least one year from the randomization
  • The subject must agree to renounce other types of trials during this study
  • Weight at the time of recruitment of at least 26 kg
  • It must be favorable and clinically acceptable to postpone vaccinations with live and attenuated agents for at least one year after treatment

Exclusion

  • Type 1 Diabetes Mellitus previously diagnosed or diagnosed during screening investigations
  • Serological evidence of current or past HIV, Hepatitis C, Hepatitis B
  • Changes in blood counts, INR or liver enzymes
  • Being pregnant or breastfeeding
  • Evidence of pancreatic changes in the laboratory
  • Having undergone a previous experimental treatment for Type 1 Diabetes Mellitus
  • Chronic Renal Failure stage IIIa onwards (eGFR \<45 ml / min / 1.7 m2)
  • History of previous pancreatitis
  • Lymphopenia (\<1000 lymphocytes / µL)
  • Neutropenia (\<1500 PMN / µL)
  • Thrombocytopenia (\<150,000 platelets / µL)
  • Anemia (Hgb \<10 grams / deciliter \[g / dL\])
  • AST or ALT\> 1.5 x ULN
  • Total bilirubin\> 1.5 x upper limit of normal (ULN) with the exception of subjects diagnosed with Gilbert's syndrome who may be eligible provided they have no other cause leading to hyperbilirubinemia
  • INR\> 0.1 above the upper limit of the norm at the laboratory of the participating center
  • Alterations of Amylase and Lipase due to the pancreas
  • Chronic active infection other than localized skin infections
  • A positive PPD test
  • Vaccination with a live virus within 8 weeks of randomization
  • Vaccination with a killed virus within 4 weeks of randomization
  • Laboratory or clinical evidence of acute EBV or CMV infection
  • Serological evidence of current or past HIV, hepatitis B or hepatitis C infection
  • Being currently pregnant or breastfeeding, or planning to become pregnant
  • Chronic use of steroids or other immunosuppressive agents
  • A history of asthma or atopic disease that requires chronic treatment
  • Untreated hypothyroidism or active Graves' disease at randomization
  • Current use of non-insulin drugs that affect glycemic control
  • Previous OKT®3 or other anti-CD3 treatment
  • Administration of a monoclonal antibody within the year prior to randomization
  • Participation in any type of clinical trial of therapeutic drugs or vaccines in the 12 weeks prior to randomization
  • Any conditions that, in the opinion of the investigator, could interfere with the conduct of the study or with the safety of the subject.

Key Trial Info

Start Date :

July 1 2023

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2027

Estimated Enrollment :

70 Patients enrolled

Trial Details

Trial ID

NCT05219409

Start Date

July 1 2023

End Date

December 1 2027

Last Update

May 10 2023

Active Locations (1)

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ASST FBF Sacco

Milan, Italy, 20157