Use of polysiloxanes having quaternary ammonium groups as formulation auxiliaries, and compositions comprising them
The present invention relates to the use of polysiloxanes containing at least one quaternary ammonium group as formulation auxiliaries in formulations of pharmaceutically and veterinary active compounds, and to compositions comprising a) a pharmaceutically or veterinary active compound and b) a polysiloxane derivative containing at least one quaternary ammonium group per molecule, if appropriate, further auxiliaries and carriers.
1 . Use of polysiloxanes containing at least one quaternary ammonium group as formulation auxiliaries in formulations of pharmaceutically and veterinary active compounds.
2 . Composition, comprising
a) at least one pharmaceutically or veterinary active compound and
b) a polysiloxane derivative containing at least one quaternary ammonium group per molecule,
if appropriate, further auxiliaries and carriers.
3 . Single dose polypropylene tubes having a wall thickness of ˜350 μm and a total filling volume of <10 μm, characterized in that they are filled with a composition according to claim 2 .
4 . Composition according to claim 2 , characterized in that it comprises, as active compounds, at least one pyrethroid and one chloronicotinyl compound.