Source:http://linkedlifedata.com/resource/pubmed/id/15548587
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2005-1-28
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pubmed:abstractText |
Cough is a common and protective reflex, but persistent coughing is debilitating and impairs quality of life. Antitussive treatment using opioids is limited by unacceptable side effects, and there is a great need for more effective remedies. The present study demonstrates that theobromine, a methylxanthine derivative present in cocoa, effectively inhibits citric acid-induced cough in guinea-pigs in vivo. Furthermore, in a randomized, double-blind, placebo-controlled study in man, theobromine suppresses capsaicin-induced cough with no adverse effects. We also demonstrate that theobromine directly inhibits capsaicin-induced sensory nerve depolarization of guinea-pig and human vagus nerve suggestive of an inhibitory effect on afferent nerve activation. These data indicate the actions of theobromine appear to be peripherally mediated. We conclude theobromine is a novel and promising treatment, which may form the basis for a new class of antitussive drugs.
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pubmed:commentsCorrections | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Antitussive Agents,
http://linkedlifedata.com/resource/pubmed/chemical/Capsaicin,
http://linkedlifedata.com/resource/pubmed/chemical/Citric Acid,
http://linkedlifedata.com/resource/pubmed/chemical/Codeine,
http://linkedlifedata.com/resource/pubmed/chemical/Theobromine
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pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
1530-6860
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pubmed:author | |
pubmed:issnType |
Electronic
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pubmed:volume |
19
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
231-3
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:15548587-Adult,
pubmed-meshheading:15548587-Animals,
pubmed-meshheading:15548587-Antitussive Agents,
pubmed-meshheading:15548587-Capsaicin,
pubmed-meshheading:15548587-Citric Acid,
pubmed-meshheading:15548587-Codeine,
pubmed-meshheading:15548587-Cough,
pubmed-meshheading:15548587-Cross-Over Studies,
pubmed-meshheading:15548587-Disease Models, Animal,
pubmed-meshheading:15548587-Double-Blind Method,
pubmed-meshheading:15548587-Female,
pubmed-meshheading:15548587-Guinea Pigs,
pubmed-meshheading:15548587-Humans,
pubmed-meshheading:15548587-Male,
pubmed-meshheading:15548587-Neurons, Afferent,
pubmed-meshheading:15548587-Theobromine,
pubmed-meshheading:15548587-Vagus Nerve
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pubmed:year |
2005
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pubmed:articleTitle |
Theobromine inhibits sensory nerve activation and cough.
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pubmed:affiliation |
Department of Thoracic Medicine, National Heart and Lung Institute, Imperial College London, London, UK.
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pubmed:publicationType |
Journal Article,
Clinical Trial,
Comparative Study,
In Vitro,
Randomized Controlled Trial
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