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Type2 DiabetesPhase 4NEPT2DNCT03893526

Effect of Neprilysin on Glucagon-Like Peptide-1 in Patients With Type 2 Diabetes

A Phase 4 study testing Entresto, Sitagliptin and Valsartan in people with Type2 Diabetes, run by University of Copenhagen at 1 site in Denmark.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Glucagon-like peptide-1(GLP-1) is secreted during a meal and increases glucose induced insulin secretion. The enzyme dipeptidyl peptidase 4(DPP-4) cleaves intact GLP-1 within minutes and DPP-4 inhibitors are therefore used for treatment of diabetic hyperglycemia. Read more about this study

Who is it for?
Ages 30 to 70 years, men only
Conditions the study is for
Type2 Diabetes
What is being tested?
Entresto, Sitagliptin and Valsartan
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
12 participants
Where
1 siteDenmark
Study dates
25 Jan 2019to 1 Mar 2021
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 30 to 70 years
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Type 2 Diabetes
  • Oral Antidiabetics Medicine Only
  • Body Mass Index of 25-35
  • Type 2 Diabetes

Who cannot join

  • acute diseases within the two weeks
  • chronic diseases
  • smoker
  • alcoholism, drug addiction or recent weight loss
  • blood donation within the last 3 months

Trial locations and contacts

1 site in 1 country.

Denmark1 site
  • Hvidovre Hospital

    Hvidovre, RegionH, 2650

Other trials in Denmark

About this study

Official title: The Effect of Neprilysin on Plasma Concentrations of Glucagon-Like Peptide-1 in Patients With Type 2 Diabetes

Glucagon-like peptide-1(GLP-1) is secreted during a meal and increases glucose induced insulin secretion. The enzyme dipeptidyl peptidase 4(DPP-4) cleaves intact GLP-1 within minutes and DPP-4 inhibitors are therefore used for treatment of diabetic hyperglycemia. A few animal studies have implicated the enzyme neutral endopeptidase 24.11 (24.11) in the degradation of GLP-1 but if this is the case in humans with type 2 diabetes is unknown.

We therefore administered a NEP inhibitor, 194mg sacubitril, a DPP-4 inhibitor (sitagliptin 100mg the night before and 100mg 2 hours before), both, or placebo, to patients with type 2 diabetes during a standardized meal and measured plasma concentrations of GLP-1

Conditions
Type2 Diabetes
Being tested
Entresto, Sitagliptin, Valsartan, Placebo
Keywords
GLP-1, Neprilysin, Diabetes
Medical subject headings
Diabetes Mellitus

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • EntrestoDrug

    Single dose administration of entresto

  • SitagliptinDrug

    Single dose administration of sitagliptin

  • ValsartanDrug

    single doses administration of valsartan

  • PlaceboDrug

    placebo day

Study groups in NCT03893526
Study groupRoleWhat they receive
PlaceboPlacebo comparatorParticipants are subjected to a standardized meal
Receives: Drug: Placebo
EntrestroActive comparator194 mg sacubitril / 206 mg valstartan (entresto) as one single dose followed by a standardized meal
Receives: Drug: Entresto
SitagliptinActive comparator200mg sitagliptin (100mg the night before and 100mg on the study day) as one single dose followed by a standardized meal
Receives: Drug: Sitagliptin
Entrestro + sitagliptinActive comparator194 mg sacubitril / 206 mg valstartan (entresto) + 200mg sitagliptin (100mg the night before and 100mg on the study day) as one single dose followed by a standardized meal
Receives: Drug: Entresto; Drug: Sitagliptin
ValsartanActive comparator206mg valsartan as one single dose followed by a standardized meal
Receives: Drug: Valsartan

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Blood Glucose

    Plasma Concentrations of glucose

    Measured: 3 hours after treatment ( during the subsequent standardized meal)

Secondary outcomes (6)
  1. Plasma Concentrations of GLP-1

    Measured: 3 hours after treatment ( during the subsequent standardized meal)

  2. Plasma Concentrations of GIP

    Measured: 3 hours after treatment ( during the subsequent standardized meal)

  3. Plasma Concentrations of Glucagon

    Measured: 3 hours after treatment ( during the subsequent standardized meal)

  4. Plasma Concentrations of Insulin

    Measured: 3 hours after treatment ( during the subsequent standardized meal)

  5. Plasma Concentrations of C-Peptide

    Measured: 3 hours after treatment ( during the subsequent standardized meal)

  6. Plasma Concentrations of Amino Acids

    Measured: 3 hours after treatment ( during the subsequent standardized meal)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted28 Mar 2019
  2. Study start25 Jan 2019
  3. Primary completion1 Mar 2021
  4. Study completion1 Mar 2021

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
12 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03893526
Sponsor's protocol ID
NEPT2D
Acronym
NEPT2D
Status last verified
May 2021
First submitted
26 Mar 2019
Last updated
5 May 2021
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided: Undecided

Publications

  • Wewer Albrechtsen NJ, Moller A, Martinussen C, Gluud LL, Rashu EB, Richter MM, Plomgaard P, Goetze JP, Kjeldsen S, Hansen LH, Gustafsson F, Deacon CF, Holst JJ, Madsbad S, Bojsen-Moller KN. Acute effects on glucose tolerance by neprilysin inhibition in patients with type 2 diabetes. Diabetes Obes Metab. 2022 Oct;24(10):2017-2026. doi: 10.1111/dom.14789. Epub 2022 Jul 21.

    PubMed 35676803

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Entresto, Sitagliptin and Valsartan in people with Type2 Diabetes, run by University of Copenhagen at 1 site in Denmark.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 5 May 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Denmark. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Blood Glucose (time frame: 3 hours after treatment ( during the subsequent standardized meal)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03893526, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 5 May 2021.

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