RecruitingNot ApplicableNCT06934473

Effects of Endogenous GIP on Postprandial Blood Pressure in Healthy Individuals


Sponsor

University Hospital, Gentofte, Copenhagen

Enrollment

16 participants

Start Date

May 21, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

The present study investigates the postprandial role of endogenous glucose-dependent insulinotropic polypeptide (GIP) on cardiovascular haemodynamics, hormone responses, and hypotensive symptoms during a tilt test.


Eligibility

Min Age: 18 YearsMax Age: 40 Years

Inclusion Criteria3

  • Age 18-40 years
  • BMI between 18.5 and 29.9 kg/m2 (both included)
  • Informed consent

Exclusion Criteria15

  • Allergy or intolerance to ingredients included in the mixed meal
  • History of Orthostatic Hypotension (OH) or Postural Orthostatic Tachycardia Syndrome (POTS) or other autonomic dysfunction at the discretion of the investigators
  • Anaemia (haemoglobin below normal range <7.3 mmol/L for women and <8.3 mmol/L for men)
  • Kidney disease (estimated glomerular filtration rate (eGFR) <90 ml/min/1.73 m2) at screening
  • Known liver disease and/or elevated plasma alanine aminotransferase (ALT) > three times the upper limit of normal at screening
  • Treatment with antihypertensives
  • Treatment with GLP-1RA (Glucagon-like Peptide-1 Receptor Agonist)
  • Treatment with SNRI (Serotonin and Noradrenalin Reuptake Inhibitor) or treatment within two weeks before the first experimental day
  • Any ongoing medication that the investigator evaluates would interfere with trial participation
  • Any physical or psychological condition that the investigator evaluates would interfere with trial participation, including any acute or chronic illnesses
  • Any concomitant disease or treatment that, at the discretion of the investigators, might jeopardize the participant's safety during the trial
  • Alcohol/drug abuse as per discretion of the investigators
  • Pregnancy or breastfeeding
  • Participation in any other clinical trial during the study period
  • Mental incapacity or language barriers that preclude adequate understanding or cooperation or unwillingness to comply with trial requirements or pr discretion of the investigator

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Interventions

OTHERGIP(3-30)NH2 / study tool

Selective antagonist of the GIPR, GIP(3-30)NH2

OTHERSaline (NaCl 0,9 %) (placebo)

Placebo (NaCl 0,9%)

OTHERGIP(1-42)

Agonist of the GIPR, GIP(1-42)


Locations(2)

Center for Clinical Metabolic Research

Copenhagen, Hellerup, Denmark

Center for Clinical Metabolic Research

Copenhagen, Hellerup, Denmark

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NCT06934473