Pharmaceutically-acceptable acid addition salts of certain methoxy- and ethoxy- amidine compounds, pharmaceutical formulations containing such salts and processes for obtaining them

摘要

Disclosed are pharmaceutically-acceptable sulfonic acid addition salts in at least a partially crystalline form of a compound of formula I wherein: R1 represents C1-2 alkyl substituted by one or more F substituents; R2 represents C1-2 alkyl; and n represents 0, 1 or 2. Salts of the type disclosed are useful for the treatment of diseases where inhibition of thrombin is required.