NCT06787066EARLY_PHASE1RecruitingAccepts Healthy Volunteers
Sympathetic Vascular Transduction Across the Menopause Transition: Contributing Mechanisms
University of Missouri-Columbia
Start Date
7/10/2025
Completion Date
12/1/2026
Summary
The investigators aim to assess the interactions between the sympathetic nervous system and the vasculature in women across the menopause transition to better understand why aging women have a higher risk of cardiovascular disease.
Eligibility Criteria
Age Range: 18 years to 70 years
Inclusion Criteria:
* Assigned female at birth
* 18-70 years of age
* Body mass index (BMI) \<30 kg/m2
Exclusion Criteria:
* Assigned male at birth
* Pregnancy, breastfeeding
* Body mass index ≥30 kg/m2
* Oral hormonal contraception in last 6 months, history of hormone replacement therapy, oophorectomy
* Current smoking/nicotine use
* Increased risk of bleeding, pro-coagulant disorders, clotting disorders, anticoagulation therapy
* Nerve/neurologic disease
* Cardiovascular, hepatic, renal, respiratory disease
* Blood pressure ≥140/90 mmHg
* Diabetes, Polycystic ovarian syndrome
* Communication barriers
* Prescription medications
Interventions
DRUG
Propranolol Hydrochloride
DRUG
Phentolamine Injection
Conditions
Menopause
Locations
University of Missouri
Columbia, Missouri 65211
United States