NCT03826004

Brief Summary

In this study, a prospective, randomized, double-blind pilot trial designed to evaluate the effect of histamine H1 receptor antagonist clemastine on perioperative anaphylaxis in cardiovascular surgery with cardiopulmonary bypass, especially for the efficacy and safety on reducing heparin and protamine associated anaphylaxis.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
100

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Feb 2019

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

January 30, 2019

Completed
2 days until next milestone

First Posted

Study publicly available on registry

February 1, 2019

Completed
19 days until next milestone

Study Start

First participant enrolled

February 20, 2019

Completed
5 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 31, 2019

Completed
5 months until next milestone

Study Completion

Last participant's last visit for all outcomes

January 10, 2020

Completed
Last Updated

January 13, 2020

Status Verified

January 1, 2020

Enrollment Period

5 months

First QC Date

January 30, 2019

Last Update Submit

January 10, 2020

Conditions

Keywords

Cardiovascular SurgeryHistamine H1 Receptor AntagonistAnaphylaxis

Outcome Measures

Primary Outcomes (1)

  • Histamine concentration in plasma

    Plasma histamine concentration evaluated by ELISA

    Perioperative period

Secondary Outcomes (5)

  • Blood pressure

    Perioperative period

  • Airway pressure

    Perioperative period

  • Skin manifestation

    Perioperative period

  • Arrhythmia

    Perioperative period

  • Specific symptoms

    Perioperative period

Study Arms (2)

Placebo

PLACEBO COMPARATOR

Saline solution 2ml before anesthetic induction

Drug: Saline Solution

Clemastine

EXPERIMENTAL

Clemastine fumarate 2mg/2ml before anesthetic induction

Drug: Clemastine

Interventions

Clemastine fumarate 2mg/2ml intramuscular injection is administrated into the gluteus maximus muscle

Clemastine

Saline solution 2ml intramuscular injection is administrated into the gluteus maximus muscle

Placebo

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • years old
  • Receiving selective cardiovascular surgery with cardiopulmonary bypass due to coronary, valvular or congenital heart disease
  • Written informed consent obtained.

You may not qualify if:

  • Previous history of cardiac surgery
  • Allergy to clemastine, antihistamines with similar chemical structure or any excipient (sorbitol, sodium citrate, propylene glycol, ethanol)
  • Myasthenia gravis
  • Porphyria patients
  • Bronchial asthma
  • Usage of monoamine oxidase (MAO) inhibitors
  • Pregnant or lactating women
  • Mentally or legally disabled patients

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Cardiovascular Institute and Fuwai Hospital, CAMS&PUMC

Beijing, Beijing Municipality, 100037, China

Location

MeSH Terms

Conditions

Anaphylaxis

Interventions

ClemastineSaline Solution

Condition Hierarchy (Ancestors)

Hypersensitivity, ImmediateHypersensitivityImmune System Diseases

Intervention Hierarchy (Ancestors)

PyrrolidinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsCrystalloid SolutionsIsotonic SolutionsSolutionsPharmaceutical Preparations

Study Officials

  • Jia Shi, M.D.

    Cardiovascular Institute and Fuwai Hospital, CAMS&PUMC

    STUDY CHAIR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assoticate Professor

Study Record Dates

First Submitted

January 30, 2019

First Posted

February 1, 2019

Study Start

February 20, 2019

Primary Completion

July 31, 2019

Study Completion

January 10, 2020

Last Updated

January 13, 2020

Record last verified: 2020-01

Locations