NCT03721991

Brief Summary

test if a food supplementation with GABA can improve insulin production capacity in type 1 diabetes patients by turning alfa cells into beta cells in accordance with mice and cell studies.randomised parallel study with placebo as control

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
30

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Oct 2018

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
unknown

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

October 10, 2018

Completed
12 days until next milestone

First Submitted

Initial submission to the registry

October 22, 2018

Completed
4 days until next milestone

First Posted

Study publicly available on registry

October 26, 2018

Completed
6 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2019

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2019

Completed
Last Updated

October 26, 2018

Status Verified

October 1, 2018

Enrollment Period

7 months

First QC Date

October 22, 2018

Last Update Submit

October 25, 2018

Conditions

Keywords

beta cell

Outcome Measures

Primary Outcomes (1)

  • insulin production

    c peptide production during meal stimulation

    12 weeks

Secondary Outcomes (11)

  • c peptide response (change from fasting baseline to meal stimulated concentration in blood)

    after 12 weeks

  • c peptide response beta cell

    after 12 weeks

  • glucagon response

    after 12 weeks

  • metabolic parameters

    12 weeks

  • metabolic parameters dose of insulin

    12 weeks

  • +6 more secondary outcomes

Study Arms (2)

GABA

ACTIVE COMPARATOR

gamma Amino butyric acid (GABA) food supplement with 6 g per day

Dietary Supplement: Gama amino butyric acid (GABA)

PLACEBO

PLACEBO COMPARATOR

Matching placebo capsules to GABA

Dietary Supplement: placebo

Interventions

food supplement Gama amino butyric acid (GABA) as capsules

Also known as: gaba
GABA
placeboDIETARY_SUPPLEMENT

matching placebo

PLACEBO

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may not qualify if:

  • Type 2 diabetes
  • Fertile women not using chemical (tablet/pill, depot injection of progesterone, subdermal gestagen implantation, hormonal vaginal ring or transdermal hormonal patch) or mechanical (spirals) contraceptives
  • Pregnant or nursing women
  • Cancer unless in complete remission for \> 5 years
  • Treatment with oral glucocorticoids
  • Hypoglycaemia unawareness (unability to register low blood glucose)
  • Known or suspected hypersensitivity to trial product or related products
  • Abuse of alcohol or drugs, or any other co-existing condition that would make patients unsuitable to participate in the study, as deemed by the investigators
  • Receipt of an investigational drug within 30 days prior to visit 0
  • Simultaneous participation in any other clinical intervention trial
  • Chronic systemic use of steroids
  • Seizure disorder
  • Current use of Baclofen, Valium, Acamprosate, Neurontin, or Lyrica

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Steno Diabetes Center Copenhagen

Gentofte Municipality, 2820, Denmark

RECRUITING

MeSH Terms

Conditions

Diabetes Mellitus, Type 1

Interventions

gamma-Aminobutyric Acid

Condition Hierarchy (Ancestors)

Diabetes MellitusGlucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System DiseasesAutoimmune DiseasesImmune System Diseases

Intervention Hierarchy (Ancestors)

AminobutyratesButyratesAcids, AcyclicCarboxylic AcidsOrganic ChemicalsAmino AcidsAmino Acids, Peptides, and Proteins

Study Officials

  • peter Rossing, md

    Steno Diabetes Center Copenhagen

    STUDY CHAIR

Central Study Contacts

Peter Rossing, MD

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Masking Details
randomised controlled with placebo tablets matching active capsules with investigational product
Purpose
BASIC SCIENCE
Intervention Model
PARALLEL
Model Details: randomised controlled study with active compared to placebo for 12 weeks
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

October 22, 2018

First Posted

October 26, 2018

Study Start

October 10, 2018

Primary Completion

May 1, 2019

Study Completion

July 1, 2019

Last Updated

October 26, 2018

Record last verified: 2018-10

Locations