Experimental drug aims to save Insulin-Making cells in newly diagnosed type 1 diabetes
NCT ID NCT04628481
First seen Jun 27, 2026 · Last updated Sep 01, 2026 · Updated 2 times
Summary
This Phase 2 trial tested an oral drug called ladarixin in 141 people aged 14-45 recently diagnosed with type 1 diabetes. The goal was to see if ladarixin could preserve the body's ability to produce insulin by protecting beta cells. The study was terminated early, so while it may provide clues for future treatments, it does not offer a cure or immediate benefit.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Ladarixin (oral drug)
- What this could lead to
- If successful, ladarixin could help preserve insulin production in people newly diagnosed with type 1 diabetes, potentially slowing disease progression.
- What could go wrong
- This Phase 2 trial was terminated early, so results are limited. The drug may not work as hoped, and side effects are possible. It is not a cure.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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289 people
The number who actually took part.
- Started
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Jan 2021
- Finished
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Oct 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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14 to 45 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Male and female patients aged 14-45 years, inclusive; 2. Recent onset T1D (1st IMP dose within 180 days from 1st insulin administration); 3. Positive for at least one diabetes-related auto-antibody (anti-GAD; IAA, if obtained within 10 days of the onset of insulin therapy; IA-2 antibody; ZnT8); 4. Require, or has required at some time, insulin therapy through one or more separate subcutaneous injections or Continuous Subcutaneous Insulin Infusion (CSII). 5. Fasting C peptide \< 0.205nmol/L; 6. Residual beta-cell function as per peak stimulated (MMTT) C-peptide level \>0.2nmol/L; MMTT should not be performed within one week of resolution of a diabetic ketoacidosis event; 7. Patient able to comply with all protocol procedures for the duration of the study, including scheduled follow-up visits and examinations; 8. Patients who have given written informed consent prior of any study-related procedure not part of standard medical care (participants under the age of 18, shall provide an assent for the study as per country requirements). Specific consent must be given by adolescents to be selected for the full PK analysis. Exclusion Criteria: 1. A type 2 diabetes diagnosis or any other unstable chronic disease for which dose adjustment of specific medication is anticipated during the trial; 2. Moderate to severe renal impairment as per estimated Glomerular Filtration Rate (eGFR) 60 mL/min/1.73m2, as determined using Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) creatinine equation; 3. Hepatic dysfunction defined by increased ALT/AST \> 3 x upper limit of normal (ULN) and increased total bilirubin \> 3 mg/dL \[\>51.3 μmol/L\]; 4. Hypoalbuminemia defined as serum albumin \< 3 g/dL; 5. QTcF \> 470 msec; 6. Occurrence of an episode of ketoacidosis or hypoglycemic coma in the past 2 weeks; 7. A history of significant cardiovascular disease/abnormality; 8. Known hypersensitivity to non-steroidal anti-inflammatory drugs; 9. Concomitant treatment with drugs metabolized by CYP2C9 with a narrow therapeutic index \[i.e. phenytoin, warfarin, sulphonylurea hypoglycemics (e.g. tolbutamide, glipizide, glibenclamide/glyburide, glimepiride, nateglinide) and high dose amitriptyline (\> 50 mg/day)\]; 10. Previous (past 2 weeks) and concomitant treatment with antidiabetic agents as metformin, sulfonylureas, glinides, thiazolidinediones, exenatide, liraglutide, DPP-IV inhibitors, SGLT2-inhibitors or amylin, or any medications known to influence glucose tolerance (e.g. beta-blockers, angiotensin-converting enzyme inhibitors, interferons, quinidine antimalarial drugs, lithium, niacin, etc.); 11. Past (past month) or current administration of any immunosuppressive medications (including oral or systemic corticosteroids) and use of any investigational agents, including any agents that impact the immune response or the cytokine system; 12. Significant systemic infection during the 4 weeks before the 1st dose of the study drug (e.g., infection requiring hospitalization, major surgery, or IV antibiotics to resolve; other infections, e.g., bronchitis, sinusitis, localized cellulitis, candidiasis, or urinary tract infections, must be assessed on a case-by-case basis by the investigator regarding whether they are serious enough to warrant exclusion); 13. History of positive status for hepatitis A (IgM), hepatitis B (not due to immunization), hepatitis C and HIV.. 14. Pregnant or breast-feeding women. Unwillingness to use effective contraceptive measures up to 2 months after the end of study drug administration (females and males). Effective contraceptive measures include a hormonal birth control (e.g. oral pills, long term injections, vaginal ring, patch); the intrauterine device (IUD); a double barrier method (e.g. condom or diaphragm plus spermicide foam); abstinence.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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"Sapienza" Università di Roma- Azienda Ospedaliero Universitaria Policlinico Umberto I
Rome, 00161, Italy
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"WakeMed Physician Practices - Pediatric Endocrinology - WakeMed Raleigh Medical Park Location"
Raleigh, North Carolina, 27610, United States
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AdventHealth (Florida Hospital) - Diabetes Institute - Orlando
Orlando, Florida, 32804, United States
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Aleksandre Aladashvili Clinic LLC
Tbilisi, 48102, Georgia
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Atlanta Diabetes Associates (ADA)
Atlanta, Georgia, 30318, United States
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Azienda Ospedaliera Universitaria Policlinico "Paolo Giaccone"
Palermo, 90127, Italy
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Azienda Ospedaliero-Universitaria Conzorziale Policlinico di Bari
Bari, 70124, Italy
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Center of Excellence in Diabetes & Endocrinology (CEDE)
Sacramento, California, 95821-2123, United States
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Centro regionale di Diabetologia Pediatrica "G. Stoppoloni", Azienda Ospedaliera Universitaria "Luigi Vanvitelli"
Naples, Italy
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Christiana Care Endocrinology Specialists
Newark, Delaware, 19713, United States
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Clinical Center Nis, Clinic for endocrinology
Niš, 18000, Serbia
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Clinical Center Nis, Clinic for endocrinology
Niš, Serbia
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Clinical Center of Serbia, Clinic for Endocrinology, Diabetes and Metabolic Diseases
Belgrade, 11000, Serbia
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Clinical center Kragujevac, Clinic for internal diseases, Center for endocrinology, diabetes and metabolic diseases
Kragujevac, 34000, Serbia
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Clinique du Sud Luxembourg - Vivialia-Arlon
Arlon, Belgium
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Cook Children's Endocrinology and Diabetes Program
Fort Worth, Texas, 76104, United States
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Diabestesinstitut Heidelberg
Heidelberg, Germany
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Diabetes Care Center - Hudson
Hudson, Florida, 34667-7151, United States
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Die Praxis am Ludwigsplatz
Ludwigshafen am Rhein, Germany
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Eastern Virginia Medical School (EVMS) - Strelitz Diabetes Center
Norfolk, Virginia, 23510, United States
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General Hospital AZ Nikolaas
Sint-Niklaas, Belgium
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Global Life Research Network
Miami, Florida, 33155, United States
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Indiana University - Riley Hospital for Children
Indianapolis, Indiana, 46202, United States
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Institut fuer Diabetes forschung in Muenster (IDFM)
Münster, Germany
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Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) - Ospedale Pediatrico Bambino Gesu
Roma, Italy
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Joslin Diabetes Center, Harvard Medical School
Boston, Massachusetts, 02215, United States
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Medical Center - University of Freiburg
Freiburg im Breisgau, Germany
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National Center for Diabetes Research LTD
Tbilisi, 48159, Georgia
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National Institute of Endocrinology LTD
Tbilisi, 48159, Georgia
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Ospedale Pediatrico G. Salesi - Centro Regionale di Diabetologia Clinica Pediatrica
Ancona, 60123, Italy
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Phoenician Centers for Research and Innovation
Phoenix, Arizona, 85021, United States
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Prairie Education and Research Cooperative d/b/a Central Illinois Diabetes and Clinical
Springfield, Illinois, 62711, United States
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Schneider Children's Medical Center, Petah Tikva
Petah Tikva, 4920235, Israel
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Schwerpunktpraxis fuer Diabetes & Ernaehrungsmedizin
Münster, Germany
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Soroka Medical Center
Beersheba, Israel
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Tbilisi Heart and Vascular Clinic LTD
Tbilisi, 48159, Georgia
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Tel Aviv Sourasky Medical Center
Tel Aviv, Israel
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Texas Children's Hospital
Houston, Texas, 77030, United States
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The Cotton-O'Neil Diabetes and Endocrinology Center
Topeka, Kansas, 66606-28, United States
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The University of Chicago
Chicago, Illinois, 60637, United States
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Thomas Jefferson University
Philadelphia, Pennsylvania, 19107, United States
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UBMD Physicians Group - Pediatrics - Conventus
Buffalo, New York, 14203, United States
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UPMC Children's Hospital of Pittsburgh
Pittsburgh, Pennsylvania, 15224, United States
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Universita Cattolica del Sacro Cuore - Policlinico Universitario "Agostino Gemelli"
Roma, Italy
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Universitaetsklinikum Gessen und Marburg GmbH - Medizinische Klinik und Poliklinik III
Glessen, 35392, Germany
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Universitair Ziekenhuis Brussel (UZB)
Jette, Belgium
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University Children's Hospital
Belgrade, Serbia
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University Children's Hospital, University Medical Center Ljubljana
Ljubljana, Slovenia
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University of Alabama at Birmingham (UAB) - The Kirklin Clinic (TKC) - Multidisciplinary Comprehensive Diabetes Clinic (MCDC)
Birmingham, Alabama, 35294, United States
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University of California San Diego
La Jolla, California, 92093, United States
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University of Colorado School of Medicine - Barbara Davis Center for Childhood Diabetes (BDC) - Specialty Clinic
Aurora, Colorado, 80045, United States
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University of Louisville
Louisville, Kentucky, 40292, United States
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University of Pennsylvania Perelman School of Medicine
Philadelphia, Pennsylvania, 19104, United States
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University of Pittsburgh - UPMC
Pittsburgh, Pennsylvania, 15261, United States
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Università Campus Bio-Medico di Roma (UCBM) - Policlinico Universitario
Roma, 00128, Italy
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Università degli Studi Magna Graecia di Catanzaro, Azienda Ospedaliero-Universitaria Mater Domini
Catanzaro, Italy
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Universitá degli Studi di Milano - Ospedale Luigi Saco
Milan, 20157, Italy