Processes for preparing a crystalline form of the - demetilvenlafaxina, therapy with the same composition and method of treatment of a patient who need it

摘要

Processes for preparing a crystalline form of odemetilvenlafaxina, therapy with the same composition and method of treatment of a patient who need it. Processes are described for the preparation of crystalline forms of 0 O-desmethylvenlafaxine.