Results 291 to 300 of about 43,320 (312)
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[Antianaphylactic effects of muscarinic antagonists].
Eksperimental'naia i klinicheskaia farmakologiia, 2010The study was carried out on color guinea pigs, in which anaphylactic shock was induced by sensitizing and challenging doses of normal horse serum (HS). Administration of atropine, ipratropium, or ipratropium in combination with neostigmine led to reduction of sensitizing effect of HS: anaphylactic index was decreased up to (2.2 - 2.4) +/- 0.1 ...
G I, Nezhinskaia +2 more
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Benzylidene ketal derivatives as M2 muscarinic receptor antagonists
Bioorganic & Medicinal Chemistry Letters, 2000Benzylidene ketal derivatives were investigated as selective M2 receptor antagonists for the treatment of Alzheimer's disease. Compound 10 was discovered to have subnanomolar M2 receptor affinity and 100-fold selectivity against other muscarinic receptors. Also, 10 demonstrated in vivo efficacy in rodent models of muscarinic activity and cognition.
C D, Boyle +12 more
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Muscarinic Receptor Antagonists
Pulmonary Pharmacology & Therapeutics, 1999N, Watson, R M, Eglen
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Selective muscarinic antagonists as bronchodilators.
Agents and actions. Supplements, 1992The non-selective muscarinic antagonist ipratropium is widely used as bronchodilator. Due to its pharmacokinetic properties this drug, after inhalation, acts only locally on the airways and no unwanted anticholinergic side-effects are observed. Another approach is the use of selective muscarinic antagonists. Based on their selectivity for M3- and/or M1-
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Improved Muscarinic Antagonists as Anticholinesterase Antidotes
1990Abstract : Muscarinic antagonists play an important role in anticholinesterase agent therapy by reducing the response of muscarinic receptors to acetylcholine, acting synergistically with cholinesterase reactivators. Therapy with antagonists such as atropine is difficult to manage because of the toxicity of these compounds, atropine antagonizes the ...
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Long-acting muscarinic M3 receptor antagonists.
Expert opinion on therapeutic patents, 2010A series of 10 closely related patent applications define Theravance's approach to the development of long-acting M(3) selective antagonists for the treatment of chronic obstructive pulmonary disease. The applications illustrate a modular approach to the design of such agents, comprising a muscarinic pharmacophore attached to a second, less ...
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Dual-acting beta2 agonists/muscarinic antagonists.
Expert opinion on therapeutic patents, 2010Bifunctional aromatic derivatives that act as both beta(2) agonists and muscarinic receptor antagonists are claimed. The compounds use two separate pharmacophoric groups, coupled by a long lipohilic chain, to provide the desired biological activities and with the aim of providing a long duration of action.
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