The invention relates to novel liquid pharmaceutical compositions comprising (8P)-8-[(methylthio)methyl]-6- propylergoline (pergolide) as well as corresponding processes of manufacturing such liquid pharmaceutical compositions and their medical uses.L'invention concerne de nouvelles compositions pharmaceutiques liquides comprenant (8P)-8-[(méthylthio) méthyl]-6-propylergoline (pergolide) ainsi que des procédés correspondants de fabrication de telles compositions pharmaceutiques liquides et leurs utilisations médicales.