Clinical trials: Vasoconstriction
Healthy, Peripheral Vascular Disease
The Effect of Heat on Blood and Oxygen Flow Readings Part 2
This is the second part of a research study in order to determine if using a specialized pulse oximetry probe with external heat pack will help obtain oxygen saturation (SaO2) and heart rate (HR) during monitoring for patients…
- Conditions
- Healthy, Peripheral Vascular Disease, Vasoconstriction
- Trial name
- NCT01992939
- Testing
- Specialized pulse oximetry probe with external heat pack, Standard of Care Pulse Oximetry Probe
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- VA Pittsburgh Healthcare System
Stroke, Cannabis Use
Prevalence of Strokes Secondary to a Reversible Cerebral Vasoconstriction Attributable to Cannabis Consumption in Young Subjects (≤ 45 Years) Hospitalized for an Ischaemic Stroke
Incidence of strokes has increased these last 20 years in young population. This rise could be linked to alcohol, tobacco or drug use like cannabis.
- Trial name
- CANNASTROKE (NCT03379857)
- Testing
- Drug urinal test
- Where
- 6 sites in France
- Volunteers
- 300 people
- Sponsor
- University Hospital, Strasbourg, France
Healthy
Impact of Dietary Flavanols on Microvascular Function in Young Females During Mental Stress
The aim of this project is to examine whether flavonoids, which are small molecules naturally present in cocoa, as well as fruits and vegetables such as berries, tea, citrus fruits, apple (typically responsible for giving these…
- Trial name
- NCT07864545
- Testing
- High-flavanol cocoa powder, Low-flavanol cocoa powder
- Where
- United Kingdom
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Birmingham
Hypotension Symptomatic, Obstetric Anesthesia Problems
Prevention of Hypotension During Cesarean Section
The aim of this double-blind randomized study will be to compare a fixed-rate prophylactic noradrenaline infusion to a fixed-rate prophylactic phenylephrine infusion during elective cesarean section under combined spinal-epidural…
- Conditions
- Hypotension Symptomatic, Obstetric Anesthesia Problems, Cesarean Section Complications, Vasoconstriction
- Trial name
- NOR-PHEN (NCT03842046)
- Testing
- phenylephrine infusion, norepinephrine infusion
- Where
- 2 sites in Greece
- Volunteers
- 82 people
- Sponsor
- Aretaieion University Hospital
Cerebrovascular Disease, Ischemic Stroke
Florida Cerebrovascular Disease Biorepository and Genomics Center
The purpose of this study is to create a state-wide biorepository and resource center for cerebrovascular diseases in Florida, which will include collecting medical history information and blood from subjects affected by…
- Conditions
- Cerebrovascular Disease, Ischemic Stroke, Transient Ischemic Attack, Intracerebral Hemorrhage
- Trial name
- NCT05491980
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- Mayo Clinic