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ReclutandoNCT07616206Registro de ClinicalTrials.gov

Cadisegliatin as Adjunctive Therapy to Insulin in Participants With Type 1 Diabetes Who Are Using Hybrid Closed Loop (HCL) Systems

Type 1 Diabetes (T1D)

LO ESENCIAL

De qué trata este estudio

El registro indica que este estudio recluta participantes. La disponibilidad puede variar por centro.

Tipo de estudio
De intervención
Fase
Fase 2
Rango de edad
18 años - No especificado
Sexo admitido
Todos los sexos
Voluntarios sanos
No aceptados
Participantes
40 Estimado

Estos son puntos de partida, no una decisión de elegibilidad. El equipo debe revisar todos los requisitos.

Las explicaciones y la navegación están en español. Los textos proporcionados por el registro, incluidos títulos, resúmenes y criterios, se conservan en su idioma original. Puedes pedir orientación en español a WCR.

Acerca de la investigación

TTP399-206 is a Phase 2a multicenter double blind cross over randomized study of cadisegliatin in participants with T1D using hybrid closed loop systems to manage their diabetes. Participants using a hybrid closed loop insulin pump to manage their diabetes will be randomized to either receive blinded cadisegliatin 800 mg QD as an adjunctive therapy to their insulin treatment or placebo QD along with their insulin treatment. The trial begins with a screening period of up to 2 weeks, followed by a device training and insulin adjustment period of 1-2 weeks leading into the first double-blind treatment period of 6 weeks. There will then be a washout period of 2 weeks followed by the second double-blind treatment period of 6 weeks where the participants will cross-over to the treatment that they did not receive in the first treatment period.

Leer la descripción completa

TTP399-206 is a 20 week, Phase 2a trial designed to evaluate efficacy and safety of cadisegliatin in participants with T1D who are using hybrid closed loop (HCL) systems to manage their condition to gather preliminary data to understand how cadisegliatin performs in an HCL setting.

¿Quién podría participar?

La lista siguiente contiene el texto del patrocinador. Puede incluir condiciones, tratamientos previos, resultados de pruebas y otros requisitos. Aparecer en tu búsqueda no significa que califiques.

Key Inclusion Criteria:

  • Participants \>= 18 years of age
  • Fasting C-peptide levels \<0.6 ng/ml
  • Average TIR \< 70% recorded on their personal CGM data collected over the past 7 days prior to Visit 1
  • Currently on a hybrid closed loop device for at least 3 months and willing to stay on the same model of pump device for study duration
  • Willing to wear a study provided CGM for study duration
  • Total bilirubin ≤2×ULN, ALT and AST ≤3×ULN

Key Exclusion Criteria:

  • Have Type 2 Diabetes Mellitus (DM), monogenic diabetes, maturity-onset diabetes, other unusual or rare forms of DM, or diabetes resulting from a secondary disease.
  • Have been hospitalized for DKA within 3 months
  • Have uncontrolled hypothyroidism or hyperthyroidism
  • Have QTcF interval \> 450 msec for males or \> 470 msec for females
  • Have a personal or family history of long QT syndrome, Torsades de pointes, or other complex ventricular arrhythmias
  • Have persistent, uncontrolled hypertension
  • Have clinically significant cardiovascular or cerebrovascular disease
  • Have proliferative retinopathy or maculopathy requiring acute treatment
  • Have a serious concomitant systemic disorder including but not limited to HIV or active Hep B or Hep C
  • Have been diagnosed and/or treated for malignancy within 3 years
  • Have used any of the following medications within the specified time periods: any non-insulin anti-diabetic therapies (e.g.SGLT-2 inhibitors, GLP-1 receptor agonists, metformin, sulfonylureas, DPP-4 inhibitors, pramlintide, a-glucosidase inhibitors, or glucose dependent insulinotropic polypeptide agonists) within 30 days, antipsychotic medications (e.g. olanzapine, risperidone, clozapine, quetiapine, and haloperidol) within 30 days, systemic corticosteroids for ≥7 days for a temporary medical condition within 30 days,
Entiende la evaluación inicial

Tratamiento, grupos y participación

El registro puede describir tratamientos y duración sin incluir un calendario completo. Pide al equipo las visitas, procedimientos, riesgos, costos y alternativas. Mantén tu atención habitual salvo que tu médico te indique un cambio.

Asignación
Asignación al azar
Enmascaramiento
Enmascaramiento doble
Cadisegliatin 800 mg QD, then Placebo

If a participant is randomized to receive cadisegliatin 800 mg QD as an adjunctive therapy to their insulin treatment in the first double-blind treatment period of 6 weeks, there will then be a washout period of 2 weeks followed by the second double-blind treatment period of 6 weeks where the participant will cross-over to the placebo QD along with their insulin treatment

Drug: Cadisegliatin 800 mg QD · Drug: Placebo

Placebo, then Cadisegliatin 800 mg QD

If a participant is randomized to receive placebo QD along with their insulin treatment in the first double-blind treatment period of 6 weeks, there will then be a washout period of 2 weeks followed by the second double-blind treatment period of 6 weeks where the participant will cross-over to the cadisegliatin 800 mg QD as an adjunctive therapy to their insulin treatment

Drug: Cadisegliatin 800 mg QD · Drug: Placebo

Cadisegliatin 800 mg QD DRUG

Cadisegliatin is an orally bioavailable small-molecule glucokinase activator, adjunctive therapy to insulin

Placebo DRUG

Placebo (insulin alone)

Prepara tus preguntas

Qué evalúan los investigadores

Estas medidas indican qué se estudia. No prueban que un tratamiento funcione.

Medidas principales

To assess the change in Time in Range (TIR)

Plazo: last 2 weeks of the two 6-week treatment periods

Time in Range (TIR) based on study CGM in participants with T1D who are using hybrid closed loop systems on cadisegliatin vs placebo

Medidas secundarias

CGM-based metric for glycemic control

Plazo: last 2 weeks of each treatment period

Time In Tight Range (TITR)

CGM-based metric for glycemic control

Plazo: last 2 weeks of each treatment period

Time Above Range (TAR)

CGM-based metric for glycemic control

Plazo: last 2 weeks of each treatment period

Time Below Range (TBR)

CGM-based metric for glycemic control

Plazo: last 2 weeks of each treatment period

Glucose Management Indicator (GMI)

CGM-based metric for glycemic control

Plazo: last 2 weeks of each treatment period

Glucose variability (GV)

CGM-based metric for glycemic control

Plazo: last 2 weeks of each treatment period

Time in Range (TIR) \> 70%

Change in glucose control after standardized mixed meal tolerance test (MMTT)

Plazo: 12 weeks

Glucose Peak Plasma Concentration (Cmax) based on study CGM after standardized mixed meal tolerance test (MMTT)

Change in glucose control after standardized mixed meal tolerance test (MMTT)

Plazo: 12 weeks

Glucose Area under the plasma concentration versus time curve (AUC) based on study CGM after standardized mixed meal tolerance test (MMTT)

To assess the change in Level 1, Level 2 , and Level 3 hypoglycemic incidence

Plazo: 12 weeks

Number of events of Level 1 and Level 2 hypoglycemia as determined by CGM and Level 3 hypoglycemic events in participants with T1D who are using hybrid closed loop systems on cadisegliatin vs placebo

Assess incidence of Serious Adverse Events (SAEs)

Plazo: 14 weeks

Number of Serious Adverse Events (SAEs)

Assess incidence of Treatment Emergent Adverse Events (TEAEs)

Plazo: 14 weeks

Number of treatment emergent adverse events (TEAEs)

Assess incidence of Treatment Emergent Adverse Events (TEAEs) leading to discontinuation

Plazo: 14 weeks

Number of treatment emergent adverse events (TEAEs) leading to discontinuation of study drug

Assess incidence of Adverse Events of Special Interest (AESIs)

Plazo: 14 weeks

Number of adverse events of special interest (AESIs)

Change from baseline in average daily total insulin dose

Plazo: last week of the two 6-week treatment periods

Change from baseline in average daily total insulin dose in units (IU) based on manual entry in eDiary records from participants with T1D who are using hybrid closed loop systems on cadisegliatin vs placebo

El registro no indica resultados publicados.

Revisa las tablas completas y sus limitaciones en el registro oficial.

Abrir resultados oficiales ↗

Centros de investigación (6)

El estado general puede diferir del estado de un centro. Confirma la disponibilidad antes de trasladarte.

6 centros

Paradigm Clinical Research -ModestoModesto, California, United StatesReclutando
Gopika Gangupantula, MDPRINCIPAL_INVESTIGATOR
Ver ubicación en el mapa ↗
Paradigm Clinical Research Centers, LLCSan Diego, California, United StatesReclutando
Schafer Boeder, MDPRINCIPAL_INVESTIGATOR
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Barbara Davis Center for DiabetesAurora, Colorado, United StatesReclutando
Halis Kaan Akturk, MDPRINCIPAL_INVESTIGATOR
Ver ubicación en el mapa ↗
Atlanta Diabetes AssociatesAtlanta, Georgia, United StatesReclutando
Bruce W Bode, MDPRINCIPAL_INVESTIGATOR
Ver ubicación en el mapa ↗
UNC Eastowne Medical Office BuildingChapel Hill, North Carolina, United StatesReclutando
Klara Klein, MD, PhDPRINCIPAL_INVESTIGATOR
Ver ubicación en el mapa ↗
Texas Diabetes & Endocrinology, P.A.Austin, Texas, United StatesReclutando
Thomas Blevins, MDPRINCIPAL_INVESTIGATOR
Ver ubicación en el mapa ↗

Equipo y fechas

Patrocinador principal
vTv Therapeutics
Inicio del estudio
29 sept 2026 Real
Finalización primaria
2027-06 Estimado
Finalización del estudio
2027-06 Estimado
Primera publicación
1 jun 2026 Real
Última actualización
10 nov 2026 Real

Contactos oficiales del estudio

Título oficial del estudio

Hybrid CATT1: Hybrid Closed Loop Insulin Pumps With Cadisegliatin as Adjunctive Treatment in Patients With Type 1 Diabetes A Phase 2a Double Blind Randomized Cross-Over Study

EL PRÓXIMO PASO, CON APOYO HUMANO

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Fuente: API v2 de ClinicalTrials.gov. Patrocinadores e investigadores envían la información. La NLM no aprueba la seguridad ni la ciencia de todos los estudios registrados. Aviso del registro.

Consultado: 12 nov 2026 · Última actualización del registro: 10 nov 2026