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The effects of midazolam and flumazenil on cerebral circulatio

Not Applicable
Conditions
healthy subjects
Registration Number
JPRN-UMIN000012777
Lead Sponsor
Division of Hygiene, Department of Social Medicine, Nihon University School of Medicine
Brief Summary

During midazolam sedation, BIS index, MAP, CBF velocity, and transfer function gain decreased significantly compared with baseline. After administration of flumazenil, BIS index and MAP returned to the same level as baseline. However, CBF velocity showed a further significant decrease compared with midazolam sedation, and the decreased transfer function gain persisted. The present study suggest that despite complete antagonism of the sedative effects of midazolam, flumazenil dose not reverse the alterations in cerebral circulation induced by midazolam.

Detailed Description

Not available

Recruitment & Eligibility

Status
Complete: follow-up complete
Sex
Male
Target Recruitment
20
Inclusion Criteria

Not provided

Exclusion Criteria

1) Not satisfy selection criteria noted above. 2) Volunteers having allergic factors to foods and/or drugs.

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Cerebral blood flow velocity, arterial blood pressure, sedation depth, and cerebral circulation.
Secondary Outcome Measures
NameTimeMethod
Heart rate, respiratory condition, and autonomic circulatory regulation.
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