Nonsaditive antihistaminics derived from benzimidazoles

Details Nonsaditive antihistaminics derived from benzimidazoles Nonsaditive antihistaminics derived from benzimidazoles

1992-04-03

1993-05-25

Morris, Patricia L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

540575, A61K 3155, C07D40314

Patent

active

052140407

ABSTRACT:
The present invention relates to novel benzimidazole derivatives characterized in that they are of the general formula I, and their therapeutically acceptable salts, ##STR1## in which: R.sub.1 and R.sub.2, which are identical or different, represent a hydrogen or a halogen atom, a lower alkyl radical, a hydroxyl radical, an alkoxy radical, an alkyl carboxylate radical, or an aryl or substituted aryl radical,

REFERENCES:
patent: 4200641 (1980-04-01), Vandenberk et al.
patent: 5010075 (1991-04-01), Pascal et al.

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