NCT01739283

Brief Summary

Investigation of Glucose-dependent Insulinotropic Polypeptide (GIP) effects at hyper and hypoglycemia in type 1 diabetes.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
10

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Jul 2012

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

July 1, 2012

Completed
5 months until next milestone

First Submitted

Initial submission to the registry

November 17, 2012

Completed
16 days until next milestone

First Posted

Study publicly available on registry

December 3, 2012

Completed
4 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2013

Completed
7 months until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2013

Completed
Last Updated

July 13, 2015

Status Verified

July 1, 2015

Enrollment Period

9 months

First QC Date

November 17, 2012

Last Update Submit

July 10, 2015

Conditions

Outcome Measures

Primary Outcomes (1)

  • plasma glucagon area under curve values

    approx. 15 minutes intervals, time 0 to 120 min

Secondary Outcomes (1)

  • plasma gut hormones and nutrients (absolute, incremental and area under curve values)

    approx. 15 minutes intervals, time 0 to 120 min

Other Outcomes (2)

  • Glucose and glycerol tracer kinetics

    approx. 15 minutes intervals, time 0 to 120 min

  • glucose (g/kg body weight) needed to be infuse to keep clamp

    approx. 15 minutes intervals, time 0 to 120 min

Study Arms (2)

hyperglycemia

EXPERIMENTAL

Hyperglycemic clamping

Other: GIPOther: Saline

hypoglycemia

EXPERIMENTAL

Hypoglycemic clamping

Other: GIPOther: GLP-1Other: Saline

Interventions

GIPOTHER
hyperglycemiahypoglycemia
GLP-1OTHER
hypoglycemia
SalineOTHER
hyperglycemiahypoglycemia

Eligibility Criteria

Age18 Years - 50 Years
Sexmale
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • Diagnosed with type 1 diabetes (WHO criteria)

You may not qualify if:

  • HbA1c \> 9 %
  • Liver disease (ALAT/ASAT \> 2 x upper normal limit)
  • Diabetic nephropathy (s-creatinine \> 130 µM or albuminuria)
  • Proliferative diabetic retinopathy (anamnestic)
  • Severe arteriosclerosis or heart failure (NYHA group III or IV)
  • Anemia
  • treatment with medication not applicable to pause for 12 hours
  • C-peptide increase after 50 g iv arginine

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Gentofte Hospital

Hellerup, 2900, Denmark

Location

Related Publications (1)

  • Christensen M, Calanna S, Sparre-Ulrich AH, Kristensen PL, Rosenkilde MM, Faber J, Purrello F, van Hall G, Holst JJ, Vilsboll T, Knop FK. Glucose-dependent insulinotropic polypeptide augments glucagon responses to hypoglycemia in type 1 diabetes. Diabetes. 2015 Jan;64(1):72-8. doi: 10.2337/db14-0440. Epub 2014 Jul 22.

MeSH Terms

Conditions

Hypoglycemia

Interventions

Glucagon-Like Peptide 1Sodium Chloride

Condition Hierarchy (Ancestors)

Glucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic Diseases

Intervention Hierarchy (Ancestors)

Glucagon-Like PeptidesProglucagonGastrointestinal HormonesHormonesHormones, Hormone Substitutes, and Hormone AntagonistsChloridesHydrochloric AcidChlorine CompoundsInorganic ChemicalsSodium Compounds

Study Officials

  • Mikkel Christensen, MD

    University Hospital, Gentofte, Copenhagen

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
BASIC SCIENCE
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
principal investigator

Study Record Dates

First Submitted

November 17, 2012

First Posted

December 3, 2012

Study Start

July 1, 2012

Primary Completion

April 1, 2013

Study Completion

November 1, 2013

Last Updated

July 13, 2015

Record last verified: 2015-07

Locations