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Long-Term Treatment Effect of DiaPep277 in Type 1 Diabetes

Open Label Study to Evaluate Long Term Treatment Effect of DiaPep277® in Patients Who Have Completed Studies 461* (Phase II) or 901** (Pase III)

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00644501
Enrollment
43
Registered
2008-03-26
Start date
2008-09-30
Completion date
2013-06-30
Last updated
2013-07-11

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

Conditions

Type 1 Diabetes

Keywords

type 1 diabetes, beta cells, immunomodulation, immunointervention

Brief summary

The study is an open-label extension study, offering patients who participated and completed previous study 901 to continue treatment with DiaPep277 and clinical follow-up, for 2 additional years. The expectation is first to demonstrate that extended treatment with DiaPep277 is safe and second to evaluate the long-term effectiveness of treatment. Only patients who completed the previous 2-year study and still have beta-cell function above a threshold level will be eligible for this extension study.

Interventions

1.0mg dose, injected subcutaneously at baseline and every 3 months thereafter (at 0, 3, 6, 9, 12, 15, 18, 21 months)for a total of 8 administrations.

Sponsors

Andromeda Biotech Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 48 Years
Healthy volunteers
No

Inclusion criteria

* A patient that participated in previous 461/PO and 901 studies and received all doses of study medication, per protocol. * Evidence of clinically significant residual beta-cell function demonstrated by MMTT stimulated C-peptide concentrations ≥ 0.20 nmol/L.

Exclusion criteria

* The patient is pregnant or intends to become pregnant or is unwilling to use effective contraceptive method throughout the study. * The subject has clinical evidence of any diabetes-related complication, or severe allergy or immune deficiency.

Design outcomes

Primary

MeasureTime frame
Preservation of endogenous insulin secretion/beta-cell function, as measured by mixed-meal tolerance test stimulated C-peptide secretion.every 6 months up to 24 months from T0

Secondary

MeasureTime frame
improved metabolic control and the insulin dose required to maintain it.every 3 months up to 24 months from T0

Countries

Israel

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026