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Effects of large intramuscular doses of atropine on cardiac rhythm
Author(s) -
Hayes Arthur H.,
Copelan Herbert W.,
Ketchum James S.
Publication year - 1971
Publication title -
clinical pharmacology and therapeutics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.941
H-Index - 188
eISSN - 1532-6535
pISSN - 0009-9236
DOI - 10.1002/cpt1971123482
Subject(s) - atropine , atropine sulfate , medicine , sinus rhythm , heart rate , anesthesia , atrioventricular block , cardiology , atrial fibrillation , blood pressure
Atropine sulfate, 175 µg per kilogram, was administered intramuscularly to 6 healthy, adult male volunteers. A continuous electrocardiogram revealed an initial slight increase in sinus rate followed approximately 5 minutes after drug by simple atrioventricular dissociation. This was usually complete with synchronization of atrial and ventricular rates. No significant cardiovascular symptoms were noted.