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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1986-3-6
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pubmed:abstractText |
The efficacy and safety of esmolol, a short-acting intravenous beta-adrenergic-blocking agent, and placebo were compared in patients with supraventricular tachyarrhythmias (heart rate greater than 120 bpm) in a multicenter, double-blind, partial-crossover study. Seventy-one patients were randomized to receive either esmolol (n = 36) or placebo (n = 35) as initial treatment. Therapeutic failures were crossed over to the other study medication. Therapeutic response was defined as greater than or equal to 20% reduction in heart rate, heart rate less than 100 bpm, or conversion to normal sinus rhythm. The therapeutic response to esmolol during the initial treatment period (72%) was similar to that obtained when esmolol was given as a second agent. The average esmolol dosage producing a therapeutic response was 97.5 micrograms/kg/min. Four patients (6%) converted to normal sinus rhythm during esmolol infusion. In the majority of patients (80%), therapeutic response was lost within 30 minutes following discontinuation of esmolol infusion, a finding indicative of rapid reversal of beta-adrenoceptor blockade. The most prevalent adverse effect during esmolol infusion was hypotension which occurred in eight patients (12%). Hypotension and associated symptoms resolved within 30 minutes after discontinuation of esmolol infusion, which is consistent with the short duration of action of esmolol (elimination half-life of 9.2 minutes).
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0002-8703
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
111
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pubmed:owner |
NLM
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pubmed:authorsComplete |
N
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pubmed:pagination |
42-8
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pubmed:dateRevised |
2009-11-3
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pubmed:meshHeading |
pubmed-meshheading:2868645-Adrenergic beta-Antagonists,
pubmed-meshheading:2868645-Adult,
pubmed-meshheading:2868645-Aged,
pubmed-meshheading:2868645-Arrhythmias, Cardiac,
pubmed-meshheading:2868645-Clinical Trials as Topic,
pubmed-meshheading:2868645-Double-Blind Method,
pubmed-meshheading:2868645-Female,
pubmed-meshheading:2868645-Heart Ventricles,
pubmed-meshheading:2868645-Humans,
pubmed-meshheading:2868645-Male,
pubmed-meshheading:2868645-Propanolamines,
pubmed-meshheading:2868645-Random Allocation,
pubmed-meshheading:2868645-Tachycardia
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pubmed:year |
1986
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pubmed:articleTitle |
Comparison of the efficacy and safety of esmolol, a short-acting beta blocker, with placebo in the treatment of supraventricular tachyarrhythmias. The Esmolol vs Placebo Multicenter Study Group.
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pubmed:publicationType |
Journal Article,
Clinical Trial,
Comparative Study,
Randomized Controlled Trial
|