Solid state forms of spiro-oxindole compounds

The present invention provides solid state forms of certain spiro-oxindole compounds, such as funapide and the racemic mixture of funapide and its corresponding (R) enantiomer, pharmaceutical compositions comprising the solid state forms and processes for preparing the solid state forms and the pharmaceutical compositions. 本发明提供了某些螺-吲哚酮化合物的固态形式，例如福奈派德(funapide)、福奈派德及其相应的(R)对映异构体的外消旋混合物、包含所述固态形式的药物组合物，以及制备所述固态形式和所述药物组合物的方法。