Salts

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C548S953000

Reexamination Certificate

active

10516422

ABSTRACT:
There is provided pharmaceutically-acceptable acid addition salts of compounds of formula I,whereinR1represents C1-2alkyl substituted by one or more fluoro substituents;R2represents C1-2alkyl; andn represents 0, 1 or 2, which salts are useful as prodrugs of competitive inhibitors of trypsin-like proteases, such as thrombin, and thus, in particular, in the treatment of conditions where inhibition of thrombin is required (e.g. thrombosis) or as anticoagulants.

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