Status:

RECRUITING

Understanding Individual Variability in Neuronal Signal Transmission to Target Organs in Health and Disease

Lead Sponsor:

University of Ulm

Conditions:

Autonomic Function

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

The goal of this clinical trial is to evaluate the influence of parasympathetic transmission from the brain to different metabolic organs. This transmission can be blocked with the muscarinic antagoni...

Detailed Description

This research project aims to investigate to what extent the parasympathetic nervous system is responsible for the transmission of signals from the brain to peripheral organs. Furthermore, the study w...

Eligibility Criteria

Inclusion

  • Age: at least 18
  • BMI: 20 - 24.9 kg/m2 (for the healthy groups) or more than 28 kg/m2 (for the overweight groups)
  • For women: Hormonal contraception with a single-phase preparation (e.g. Nuvaring)
  • Understanding and voluntarily signing an informed consent form prior to study-related examinations

Exclusion

  • Drug and/or alcohol abuse
  • smoking
  • Taking medication that affects blood sugar or addresses the central and/or autonomic nervous system (e.g. anti-epileptic drugs, beta blockers, dopamine agonists, antidepressants). Taking antihistamines.
  • Pre-existing cardiac conditions
  • Neurological pre-existing conditions
  • Known cardiac arrhythmia
  • Known allergies to ingredients, e.g. paracetamol and atropine
  • Known narrow-angle glaucoma
  • Known hyperthyroidism
  • Known diseases of the urinary tract or prostate
  • Pregnancy or breastfeeding
  • At screening: Hb \< 12 g/dl for women and Hb \< 14 g/dl for men
  • No consent to be informed about incidentally discovered pathological findings
  • Any (clinical) condition which, in the opinion of the physician, could jeopardize the safety of the
  • or would jeopardize the scientific success.
  • Liver dysfunction
  • Renal insufficiency

Key Trial Info

Start Date :

May 14 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

May 1 2027

Estimated Enrollment :

52 Patients enrolled

Trial Details

Trial ID

NCT06912048

Start Date

May 14 2025

End Date

May 1 2027

Last Update

July 10 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Ulm University Hospital

Ulm, Germany, 89081