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Cholinergic-Anticholinergic Antagonism in Parkinsonism
Roger C. Duvoisin, MD
Arch Neurol. 1967;17(2):124-136.
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THE LIMITED clinical efficacy of the belladonna alkaloids in the treatment of parkinsonism was first noted a century ago by Charcot and his student, Ordenstein.1 Although an extraordinary number of pharmacological agents have been tried at various times in the 100 years which have elapsed since this early therapeutical trial, few have been found which can equal the effect of atropine, scopolamine, or stramonium, and none can truly be said to be appreciably more effective. The clinical use of these alkaloids in treating extrapyramidal disorders has been entirely based on empirical observation and was well established long before their fundamental mechanism of action as acetylcholine antagonists was understood. Thus, it seems significant that virtually all known medicinal preparations of botanical origin have been used in parkinsonism over the past century but that only those containing one or more of the belladonna alkaloids achieved enduring and widespread acceptance. Recognition of
. . . [Full Text PDF of this Article]
Author Affiliations
New York
From the Department of Neurology, College of Physicians and Surgeons, Columbia University, and the New York Neurological Institute, Columbia University, and the New York Neurological Institute, Columbia-Presbyterian Medical Center, New York.
Footnotes
Submitted for publication Dec 20, 1966; accepted April 22, 1967.
Read in part before the annual meeting of the American Neurological Association, Washington, DC, June 15, 1966.
Reprint requests to 710 W 168th St, New York 10032 (Dr. Duvoisin).
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