Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1993-12-20
1995-07-04
Tsang, Cecilia
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514252, 514288, 544238, 544310, 544333, 544405, 546 67, 546 68, 546 69, A61K 3148, A61K 31495, A61K 31505, C07D40314
Patent
active
054300312
ABSTRACT:
The present invention provides compounds of the formula (I) ##STR1## wherein A, R.sub.1, R.sub.2 and R.sub.3 are defined as in the specification, or a pharmaceutically acceptable salt thereof. A process for their preparation and the pharmacetical compositions comprising them are also provided.
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Brambilla Enzo
Caccia Carla
Carfagna Nicola
Mantegani Sergio
Farmitalia Carlo Erba S.r.l.
Tsang Cecilia
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