levocetirizine
A non-sedative antihistamine that belongs to third generation, Levocetirizine is active enantiomer of cetirizine. It is an inverse agonist that decreases activity at histamine H1 receptors. It is more effective than cetirizine with fewer side effects. Reference standards of Levocetirizine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
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[pname] => Deschloro Cetirizine
[catalogue_number] => PA 12 11061
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[chemical_name] =>
[weight] => 354.44
[form] => C21H26N2O3
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Catalogue No.:PA 12 11061
Molecular Formula : C21H26N2O3
Molecular Weight : 354.44
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[pname] => 2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol Dihydrochloride
[catalogue_number] => PA 12 11070
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[weight] => 403.77
[form] => C19H25Cl3N2O
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2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol Dihydrochloride
Catalogue No.:PA 12 11070
Molecular Formula : C19H25Cl3N2O
Molecular Weight : 403.77