Type 1 diabetes mellitus
MONDO:0005147A chronic condition characterized by minimal or absent production of insulin by the pancreas.
Also known as: IDDM, T1D, T1DM, diabetes mellitis type 1, diabetes mellitis type I, immune mediated diabetes, insulin dependent diabetes, juvenile diabetes
877 clinical trials for this condition and its sub-types, 815 tagged with Type 1 diabetes mellitus itself.
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Sub-types of Type 1 diabetes mellitus
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Latent autoimmune diabetes in adults 12 trials
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Experimental drug aims to save Insulin-Making cells in newly diagnosed type 1 diabetes
Disease control Stopped earlyThis 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 ma…
Phase 2 • Sponsor: Dompé Farmaceutici S.p.A • Aim: Disease control
Last updated Sep 02, 2026 00:00 UTC
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New shot aims to keep insulin flowing in type 1 diabetes
Disease control Stopped earlyThis study tests a drug called Diamyd in people aged 12 to 29 who were recently diagnosed with type 1 diabetes and have a specific genetic type (HLA DR3-DQ2). The goal is to see if Diamyd can help the body keep making its own insulin, which could improve blood sugar control and r…
Phase 3 • Sponsor: Diamyd Medical AB • Aim: Disease control
Last updated Aug 28, 2026 00:00 UTC
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Could a new drug help preserve insulin production in type 1 diabetes?
Disease control Stopped earlyThis early-stage trial tested four different doses of siplizumab in 8 people aged 8–45 who were diagnosed with type 1 diabetes within the past 18 months. The goal was to find a safe dose that changes certain immune cell patterns linked to better insulin production. Participants r…
Phase 1/2 • Sponsor: National Institute of Allergy and Infectious Diseases (NIAID) • Aim: Disease control
Last updated Jul 30, 2026 00:00 UTC
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Smartphone system aims to automate insulin delivery for type 1 diabetes
Disease control Stopped earlyThis study tests an automated insulin delivery system for adults with type 1 diabetes. The system uses a smartphone connected to a continuous glucose monitor and insulin pump to help keep blood sugar levels in a healthy range, especially overnight. Ten participants compare the au…
Sponsor: Sue Brown • Aim: Disease control
Last updated Jun 27, 2026 14:00 UTC
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Experimental diabetes drug trial halted early
Disease control Stopped earlyThis study tested an experimental drug called TOL-3021 in people with type 1 diabetes to see if it could help preserve the body's ability to produce insulin. The trial enrolled 78 participants aged 12 to 41 who had been diagnosed within the last 5 years. The study was terminated …
Phase 2 • Sponsor: Tolerion, Inc. • Aim: Disease control
Last updated Jun 27, 2026 12:35 UTC
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CRISPR's diabetes cell therapy trial ends early
Disease control Stopped earlyThis early-stage study tested a new treatment called VCTX211 for people with type 1 diabetes. The goal was to see if implanting these special cells could help the body make insulin and reduce the need for insulin shots. Only 5 people took part, and the study was stopped early. Th…
Phase 1 • Sponsor: CRISPR Therapeutics AG • Aim: Disease control
Last updated Jun 27, 2026 12:30 UTC
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Promising diabetes delay study halted due to lack of participants
Disease control Stopped earlyThis study tested a low dose of a drug called ATG to see if it could delay or prevent type 1 diabetes in people at high risk. Only 2 people enrolled, so the study was stopped early. The goal was to measure how long it took for participants to develop full-blown diabetes.
Phase 2 • Sponsor: National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) • Aim: Disease control
Last updated Jun 27, 2026 12:30 UTC
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New tech approach aims to prevent repeat hospital stays for diabetes patients
Disease control Stopped earlyThis study tested whether a team-based approach using continuous glucose monitors could help adults with type 1 diabetes better control their blood sugar and avoid another hospital stay after a diabetic ketoacidosis (DKA) episode. Only 2 people enrolled before the study was stopp…
Sponsor: The Cleveland Clinic • Aim: Disease control
Last updated Jun 27, 2026 09:07 UTC
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AI-Powered diabetes coach could replace some doctor visits
Disease control Stopped earlyThis study tested a software called DreaMed Advisor Pro that automatically analyzes blood sugar and insulin pump data to suggest insulin dose adjustments. About 100 people with type 1 diabetes (ages 6-30) were split into two groups: one received recommendations directly from the …
Sponsor: Rabin Medical Center • Aim: Disease control
Last updated Jun 27, 2026 07:57 UTC
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New automated insulin system tested in tiny trial
Disease control Stopped earlyThis study tested a system that automatically adjusts insulin delivery using a continuous glucose monitor, a smartphone app, and an insulin pump. It aimed to see if the system could help adults with type 1 diabetes spend more time with their blood sugar in a healthy range. Only o…
Sponsor: Imperial College London • Aim: Disease control
Last updated Jun 26, 2026 12:39 UTC
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AI reads eye photos to spot Diabetes-Related vision loss
Diagnosis Stopped earlyThis study tests whether an artificial intelligence program called NeoRetina can accurately detect diabetic retinopathy and diabetic macular edema from simple eye photographs. Researchers will compare the AI's analysis to standard exams by eye doctors. The goal is to see if this …
Sponsor: Centre hospitalier de l'Université de Montréal (CHUM) • Aim: Diagnosis
Last updated Jul 10, 2026 00:00 UTC
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Can pressurized oxygen tame blood sugar spikes?
Knowledge-focused Stopped earlyThis study asks whether a single session of hyperbaric oxygen therapy (HBOT) can lower blood sugar or change glucagon levels in people with type 1 or type 2 diabetes. Participants will undergo one HBOT session and one control session (sitting in a room at normal pressure), while …
Sponsor: Legacy Health System • Aim: Knowledge-focused
Last updated Aug 28, 2026 00:00 UTC
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Hidden toll of diabetes caregiving revealed in new study
Knowledge-focused Stopped earlyThis study looks at how caring for a child recently diagnosed with type 1 diabetes affects caregivers' work, daily life, and well-being. About 100 Canadian caregivers will fill out online questionnaires about their productivity, healthcare use, and quality of life. No treatment i…
Sponsor: PeriPharm • Aim: Knowledge-focused
Last updated Aug 01, 2026 00:00 UTC
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Gut microbiome study in kids with autoimmune diseases ends early
Knowledge-focused Stopped earlyThis study aimed to compare the gut bacteria of children newly diagnosed with juvenile idiopathic arthritis, type 1 diabetes, or inflammatory bowel disease with those of their healthy siblings. Researchers wanted to see if differences in gut microbes and diet could explain why so…
Sponsor: University Hospital, Clermont-Ferrand • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:05 UTC
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Small study tests blood sugar targets to prevent lows during exercise in type 1 diabetes
Knowledge-focused Stopped earlyThis study looked at people with type 1 diabetes who use do-it-yourself automated insulin delivery (DIY-AID) systems. Researchers wanted to find the best blood glucose target to set 60 minutes before moderate aerobic exercise (like cycling) to keep blood sugar stable and avoid da…
Sponsor: Institut de Recherches Cliniques de Montreal • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:11 UTC
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Can your personality change your diabetes genes?
Knowledge-focused Stopped earlyThis study looked at whether people with type 1 or type 2 diabetes who have a 'Type A' (impatient, proactive) or 'Type B' (calm, slow) personality show different genetic markers linked to inflammation and stress. Researchers planned to collect blood samples and have participants …
Sponsor: Centre Hospitalier Universitaire Dijon • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:03 UTC
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Tablet teaching for diabetes: a High-Tech hope for new patients?
Knowledge-focused Stopped earlyThis study tested whether using a bedside tablet with interactive education modules helps people newly diagnosed with type 1 diabetes learn more than standard paper-based materials. The trial planned to enroll 28 patients but was terminated early. Researchers measured diabetes kn…
Sponsor: Hackensack Meridian Health • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:04 UTC
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Can a fitness watch help kids with diabetes get moving?
Knowledge-focused Stopped earlyThis study looked at whether wearing a Garmin Vivosmart activity tracker could increase physical activity and improve diabetes control in children and young adults (ages 8-21) with Type 1 Diabetes. Participants wore the tracker for a year and completed surveys about their diabete…
Sponsor: Children's Mercy Hospital Kansas City • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:55 UTC
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Can two old drugs stop a dangerous diabetes complication?
Knowledge-focused Stopped earlyThis study tested whether two medications, naloxone (a nasal spray) and diazoxide (an oral pill), could prevent the body from losing its ability to sense low blood sugar—a condition called hypoglycemia unawareness. Only 4 healthy volunteers were enrolled before the trial was stop…
Phase 4 • Sponsor: Albert Einstein College of Medicine • Aim: Knowledge-focused
Last updated Jun 26, 2026 15:35 UTC