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Quifenadine (Russian: хифенадин, trade name: Phencarol, Фенкарол) is a 2nd generation antihistamine drug, marketed mainly in post-Soviet countries. [ 2 ] [ 3 ] Chemically, it is a quinuclidine derivative .
Fexofenadine is used for relief from physical symptoms associated with seasonal allergic rhinitis and for treatment of hives, including chronic urticaria. [12] It does not cure, but rather prevents the aggravation of allergic rhinitis and chronic idiopathic urticaria, and reduces the severity of the symptoms associated with those conditions, providing relief from repeated sneezing, runny nose ...
H 1 antagonists, also called H 1 blockers, are a class of medications that block the action of histamine at the H 1 receptor, helping to relieve allergic reactions.Agents where the main therapeutic effect is mediated by negative modulation of histamine receptors are termed antihistamines; other agents may have antihistaminergic action but are not true antihistamines.
The following other wikis use this file: Usage on ar.wikipedia.org كويفينادين; Usage on fa.wikipedia.org کیفنادین; Usage on ru.wikipedia.org
Same precursor as for Quifenadine. Note that the synthesis has changed over the years from the original. Note that the synthesis has changed over the years from the original. One route seems to involve a Johnson–Corey–Chaykovsky reaction of the starting ketone, although another secondary route is also discussed.
Clofenetamine (INN Tooltip International Nonproprietary Name), also known as phenoxethamine or as Keithon, is a drug described as a tranquilizer, antihistamine, anticholinergic, and antiparkinsonian agent.
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