Clinical trials: Vasopressor Agents
Hypotension
Norepinephrine To Prevent Hypotension After Spinal Anesthesia For Cesarean Delivery: A Dose Finding Study
Spinal anesthesia is the most common anesthetic technique for elective Cesarean delivery (CD), but the most frequent unwanted side effect is hypotension, which can cause nausea and vomiting, as well as effects on the fetus.
- Trial name
- NCT02654847
- Testing
- Norepinephrine, Normal Saline
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Septic Shock
Midodrine Use in Septic Shock
The investigators aim to perform a randomized, double-blind, placebo-controlled trial to investigate the efficacy of midodrine in decreasing time to IV vasopressor liberation in patients with septic shock.
- Trial name
- NCT03706053
- Testing
- Midodrine Hydrochloride
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Cesarean Section, Cardiac Output
Best Regimen for Phenylephrine Administration During Cesarean Section
During Cesarean delivery, phenylephrine is used to maintain the patient's blood pressure. Low blood pressure is the most common side effect of the spinal medication used to anesthetize the patient prior to the start of surgery.
- Conditions
- Cesarean Section, Cardiac Output, Hypotension
- Trial name
- NCT00996190
- Testing
- Phenylephrine
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Transversus Abdominis Plane Block
Plasma Concentrations of Levobupivacaine With and Without Epinephrine in Transversus Abdominis Plane Blocks
The aim of this study is to determine the effect of the addition of vasoconstrictor in the plasma concentrations achieved and the extent of the transversus abdominis plane block in healthy male volunteers.
- Trial name
- NCT01596998
- Testing
- Levobupivacaine with epinephrine, Levobupivacaine without epinephrine, Monitoring
- Where
- Chile
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Pontificia Universidad Catolica de Chile
Endotoxemia
Effects of Vasopressors on Immune Response
Noradrenaline is a catecholamine and the cornerstone treatment for the improvement of hemodynamic parameters in septic shock. Catecholamines exert profound immunomodulatory effects.
- Trial name
- NCT02675868
- Testing
- Norepinephrine, Phenylephrine, Vasopressins
- Where
- Netherlands
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Hypotension
Up-Down Determination of the ED90 of Metaraminol to Treat Hypotension During Cesarean Section
The purpose of this study is to find the best dose of metaraminol to be used in patients during elective cesarean sections.
- Trial name
- NCT01108874
- Testing
- Metaraminol
- Where
- Brazil
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Federal University of São Paulo
Cerebral Perfusion Pressure, Vasopressor Agents
Physiologic Study of Cerebral Perfusion
The aim of the study is to measure cerebral perfusion using MRI in healthy subjects (with and without sedation) and in vasopressor-dependent patients
- Conditions
- Cerebral Perfusion Pressure, Vasopressor Agents, Shock, Magnetic Resonance Imaging (MRI), Functional
- Trial name
- NCT02744625
- Testing
- Higher doses of vasopressor therapy for a MAP of 75 mmHg, Lower doses of vasopressor therapy for a MAP of 65 mmHg, Propofol for light sedation
- Where
- Canada
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Centre de recherche du Centre hospitalier universitaire de Sherbrooke
Hypotension
Closed-loop Double-vasopressor Automated System to Treat Hypotension During Spinal Anaesthesia for Caesarean Section
Hypotension occurs commonly during spinal anesthesia for caesarean section with maternal and fetal adverse effects. The investigators developed a double-vasopressor automated system incorporating continuous non-invasive arterial…
- Trial name
- NCT04025918
- Testing
- Vasopressor automated delivery system, Phenylephrine, Ephedrine
- Volunteers
- 216 people, healthy volunteers welcome
- Sponsor
- KK Women's and Children's Hospital
Intraoperative Hypotension
Do Compression Stockings Used During Cesarean Sections Affect Intraoperative Hypotension and Nausea?
The present study aimed to determine the effects of compression stockings used during cesarean section on intraoperative hypotension.
- Trial name
- NCT06707428
- Testing
- compression stockings
- Where
- Turkey (Türkiye)
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Cardiac Output, Low
Cardiac Index Changes With Ephedrine, Phenylephrine, Ondansetron and Norepinephrine During Spinal Anesthesia
The purpose of the study is to evaluate the cardiac output changes after an intravenous bolus of ephedrine, phenylephrine, ondansetron or norepinephrine during a spinal anesthetic for a cesarean delivery.
- Trial name
- EPhON (NCT03421860)
- Testing
- cardiac output changes with "ephedrine", cardiac output changes with "phenylephrine", cardiac output changes with "ondansetron"
- Where
- Tunisia
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University Tunis El Manar
Vasodilatory Hypotension During or After Cardiac Surgery
ANG-First Trial (Angiotensin II as First-Line Vasopressor Therapy in Cardiac Surgery)
The purpose of this research is to evaluate the use of Angiotensin II in patients with low blood pressure post-surgery. Your information will be collected for 28 days post the procedure and initiation of the study drug to assess…
- Trial name
- NCT06487585
- Testing
- Angiotensin II
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Maryland St. Joseph Medical Center
Vasoplegia
Midodrine for the Early Liberation of Vasopressor Support in the ICU (LIBERATE Multi-Site)
Vasopressors are medications that are given intravenously to increase the blood pressure of patients with illnesses that cause dangerous blood pressure drops.
- Trial name
- NCT05058612
- Testing
- Midodrine
- Where
- Canada
- Volunteers
- 870 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Hypotension
Effects of Ephedrine, Phenylephrine, Norepinephrine and Vasopressin on Contractility of Human Myometrium and Umbilical Vessels: An In-vitro Study
Hypotension is one of the most common adverse effects of spinal anesthesia for cesarean deliveries, affecting as many as 55-90% of mothers.
- Trial name
- NCT04053478
- Testing
- Ephedrine, Phenylephrine, Norepinephrine
- Where
- Canada
- Volunteers
- 144 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Acute Allergic Reaction, Anaphylaxis
Phase 1 Crossover Study Evaluating the Safety, Tolerability, and Pharmacokinetics of KP001 in Healthy Adult Volunteers
The goal of this clinical trial is to evaluate the safety, tolerability, and pharmacokinetics (PK) of several KP001 dose regimens to identify a treatment regimen with a PK profile that safely meets or exceeds the PK profile of…
- Trial name
- NCT06963411
- Testing
- KP001
- Where
- Canada
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Kokua Pharma Inc.
Spinal Anesthesia
Effect of Vasopressors on Spinal Anaesthesia Induced Hypotension
160 pregnant patients will be enrolled in this study. Participants will divide in to 4 groups. Spinal anaesthesia will perform with 5% marcain heavy 2 ml+20 microgram fentanyl to the all patients.
- Trial name
- NCT03163914
- Testing
- Epinephrine, Norepinephrine, Phenylephrine
- Where
- Turkey (Türkiye)
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Cukurova University
Anesthesia, Adverse Effect
Comparison of Two Doses of Norepinephrine in Preventing Hypotension After Spinal Anesthesia
The purpose of the study is to determine the more effective intravenous bolus of norepinephrine for maintaining blood pressure during a spinal anesthesia for a cesarean delivery with the fewer side effects.
- Conditions
- Anesthesia, Adverse Effect, Hypotension, Cesarean Section Complications
- Trial name
- NCT03706755
- Testing
- Norepinephrine: 1mcg/kg, Norepinephrine 0,5mcg/kg
- Where
- Tunisia
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- University Tunis El Manar
Pressure Injury
The Effect of Norepinephrine on the Development of Pressure Injury
Norepinephrine mainly increases mean arterial pressure among intensive care patients. It may be an essential risk factor in developing pressure injuries. However, there are still conflicting findings in the literature.
- Trial name
- NCT06860308
- Where
- Turkey (Türkiye)
- Volunteers
- 289 people, healthy volunteers welcome
- Sponsor
- Koç University
Anesthesia Complication, Vasopressor
Management of Postspinal Anesthesia Hypotension During Elective Cesarean Section: Baby Norepinephrine Versus Ephedrine
Background : Spinal anesthesia emerges as the preferred anesthesia technique for elective cesarean section . It offers a preferable alternative to general anesthesia because it provides better maternal safety and neonatal…
- Conditions
- Anesthesia Complication, Vasopressor, Cesarean Section Complications, Hypotension During Surgery
- Trial name
- NCT06498076
- Testing
- Norepinephrine, Ephedrine
- Where
- Tunisia
- Volunteers
- 196 people, healthy volunteers welcome
- Sponsor
- Hopital Charles Nicolle
Methamphetamine Use Disorder
Behavioral Effects of Drugs (Inpatient): 40 [Methamphetamine, Methylphenidate, Duloxetine]
This study will evaluate the behavioral effects of methamphetamine during maintenance on placebo, duloxetine, methylphenidate and duloxetine combined with methylphenidate using sophisticated human laboratory methods.
- Trial name
- NCT04178993
- Testing
- Methamphetamine, Methylphenidate, Duloxetine
- Where
- 2 sites in United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Craig Rush
Hypotension
A Comparison of Intermittent Intravenous Boluses of Phenylephrine and Norepinephrine to Prevent Spinal-induced Hypotension in Cesarean Deliveries
Hypotension is a very common complication of spinal anesthesia for cesarean delivery, and can have unwanted side effects on both mother and fetus if not treated promptly.
- Trial name
- NCT02962986
- Testing
- Norepinephrine, Phenylephrine
- Where
- Canada
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital