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Diabetes Mellitus, Type 1AllerdiabNCT01407640

Diagnosis and Physiopathology of Insulin Allergy

A study testing Allergy tests in people with Diabetes Mellitus, Type 1 and Diabetes Mellitus, Type 2, run by Assistance Publique - Hôpitaux de Paris at 1 site in France.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Insulin allergy (IA) is still observed even with recombinant human insulin and insulin analogs. Obviously, the usual attitude facing an allergy, i. e. exclusion of the allergen, poses problems in face of IA because insulin is often vital for the patient. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Allergy tests
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
55 participants
Where
1 siteFrance
Study dates
6 Feb 2012to 27 Jul 2016
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients aged 18 years old and more with a written informed consent
  • Experimental group : type 1 or type 2 diabetic patients with insulin allergy based on clinical criteria
  • Active Comparator group: type 1 or type 2 diabetic patients insulin treated without insulin allergy

Who cannot join

  • Not willing participate
  • Pregnancy
  • Age below 18 years
  • Severe Renal failure
  • Severe Anaphylactic shock only for the experimental group
  • No social security overture

Trial locations and contacts

1 site in 1 country.

France1 site
  • Cochin Hospital

    Paris, 75005

Other trials in France

About this study

Official title: Diagnosis and Physiopathology of Insulin Allergy (IA)

Insulin allergy (IA) is still observed even with recombinant human insulin and insulin analogs.

Obviously, the usual attitude facing an allergy, i. e. exclusion of the allergen, poses problems in face of IA because insulin is often vital for the patient. IA is thus a complex situation in which a rigorous diagnostic procedure to identify the exact allergen is necessary to propose a therapeutic answer; the purpose of the study is 1/ to validate a diagnostic algorithm for patients presenting with possible allergy. 2/ to investigate immunogenetic profiles of patient with insulin allergy 3/ cellular mechanisms of IA.

Read the detailed description

Phenotype of the patient Investigation of allergy per intradermal testing using a wide range of insulin preparations Determination of immunologic and immunogenetic profile particularly CD4 + T cells and mast cells

Being tested
Allergy tests
Keywords
Insulin allergy, adverse drug reaction, diabetes, type 1 hypersensitivity, immediate hypersensitivity, type 4 hypersensitivity, insulin analogs, intradermal testing, insulin antibody, mast cell, CD+ TCELL
Medical subject headings
Diabetes Mellitus, Type 1, Diabetes Mellitus, Type 2, Hypersensitivity, Hypersensitivity, Immediate, Drug-Related Side Effects and Adverse Reactions, Diabetes Mellitus

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Allergy testsProcedure or surgery

    1/ to validate a diagnostic algorithm for patients presenting with possible allergy. 2/ to investigate immunogenetic profiles of patient with insulin allergy 3/ cellular mechanisms of IA

Study groups in NCT01407640
Study groupRoleWhat they receive
1ExperimentalAllergy tests
Receives: Procedure: Allergy tests

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Validation of cutaneous insulin tests

    Response of cutaneous insulin tests in patients with IA (Insulin Allergy) at study completion.

    Measured: after 36 months

Secondary outcomes (1)
  1. Immunogenetic of patients with IA (Insulin Allergy)

    Immunogenetic of patients with IA (Insulin Allergy) at study completion Determination of insulin epitopes that are involved in IA at study completion Determination of isotypes of anti insulin antibodies and whether specific isotypes are associated with susceptibility / protection at study completion

    Measured: after 36 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted2 Aug 2011 (estimated)
  2. Study start6 Feb 2012
  3. Primary completion27 Jul 2016
  4. Study completion27 Jul 2016

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Diagnosis
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
55 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01407640
Sponsor's protocol ID
P081223
Acronym
Allerdiab
Status last verified
Sep 2025
First submitted
28 Jun 2011
Last updated
12 Sep 2025
Results posted
No
Data monitoring committee
No

Publications

  • Sola-Gazagnes A, Pecquet C, Radermecker R, Pietri L, Elgrably F, Slama G, Selam JL. Successful treatment of insulin allergy in a type 1 diabetic patient by means of constant subcutaneous pump infusion of insulin. Diabetes Care. 2003 Oct;26(10):2961-2. doi: 10.2337/diacare.26.10.2961. No abstract available.

    PubMed 14514615
  • Sola-Gazagnes A, Pecquet C. [Allergy to insulin in 2003]. Journ Annu Diabetol Hotel Dieu. 2004:161-79. No abstract available. French.

    PubMed 15259314
  • Sola-Gazagnes A, Pecquet C, M'Bemba J, Larger E, Slama G. Type I and type IV allergy to the insulin analogue detemir. Lancet. 2007 Feb 24;369(9562):637-8. doi: 10.1016/S0140-6736(07)60301-8. No abstract available.

    PubMed 17321300
  • Sola-Gazagnes A, Pecquet C, Berre S, Achenbach P, Pierson LA, Virmoux-Buisson I, M'Bemba J, Elgrably F, Moguelet P, Boitard C, Caillat-Zucman S, Laanani M, Coste J, Larger E, Mallone R. Insulin allergy: a diagnostic and therapeutic strategy based on a retrospective cohort and a case-control study. Diabetologia. 2022 Aug;65(8):1278-1290. doi: 10.1007/s00125-022-05710-9. Epub 2022 May 4.

    PubMed 35505238

Questions about this trial

What is this clinical trial studying?

A study testing Allergy tests in people with Diabetes Mellitus, Type 1 and Diabetes Mellitus, Type 2, run by Assistance Publique - Hôpitaux de Paris at 1 site in France.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 12 Sep 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in France. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Validation of cutaneous insulin tests (time frame: after 36 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01407640, which also lists 4 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Sep 2025.

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