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Search / Trial NCT05637164

Determination of the ED50 and ED95 of Prophylactic Norepinephrine Infusion for Preventing Post-induction Hypotension in Elderly Patients Undergoing Major Abdominal Surgery

Launched by SECOND AFFILIATED HOSPITAL, SCHOOL OF MEDICINE, ZHEJIANG UNIVERSITY · Nov 28, 2022

Trial Information

Current as of July 05, 2025

Unknown status

Keywords

ClinConnect Summary

No description provided

Gender

ALL

Eligibility criteria

  • Inclusion Criteria:
  • aged 65 to 80 years
  • Undergoing major abdominal surgery
  • American Society of Anesthesiologists (ASA) physical status of I/II/III
  • Exclusion Criteria:
  • Patient refusal
  • Severe untreated or uncontrolled hypertension despite medications
  • Bradycardia (heart rate \< 50 beat per minute)
  • Cardiac morbidities, heart block greater than the first degree
  • Severe hepatic and renal dysfunction
  • hyperthyroidism
  • vascular diseases
  • BMI\>30
  • Monoamine oxidase inhibitors were used 2 weeks before surgery

About Second Affiliated Hospital, School Of Medicine, Zhejiang University

The Second Affiliated Hospital of Zhejiang University School of Medicine is a leading clinical research institution dedicated to advancing healthcare through innovative medical practices and rigorous scientific inquiry. With a robust infrastructure and a multidisciplinary team of experienced researchers and clinicians, the hospital is committed to conducting high-quality clinical trials that address critical health challenges. As an integral part of Zhejiang University, the hospital leverages academic expertise and cutting-edge technology to foster collaboration in research, education, and patient care, ultimately aiming to improve patient outcomes and contribute to the global medical community.

Locations

Hangzhou, Zhejiang, China

Patients applied

0 patients applied

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported

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