Eliglustat (Genz 112638) jako inhibitor syntazy glukozyloceramidowej do zastosowania w sposobie leczenia choroby Fabry’ego lub choroby Gauchera, przy czym sposób obejmuje dostosowanie indywidualnej dawki terapeutycznej do metabolizmu P450 u pacjenta
The hemitartrate salt of a compound represented by the following structural formula: (Formula I Hemitartrate), which may be used in pharmaceutical applications, are disclosed. Particular single crystalline forms of the Formula (I) Hemitartrate are characterized by a variety of properties and physical measurements. As well, methods of producing crystalline Formula (I) Hemitartrate, and using it to inhibit glucosylceramide synthase or lowering glycosphingolipid concentrations in subjects to treat a number of diseases, are also discussed. Pharmaceutical compositions are also described.