Preparation-at-use device comprising pre-formed hydrogel product

摘要

Disclosed is a preparation-at-use device comprising: (1) a pre-formed hydrogel component packaged in a first compartment; the pre-formed hydrogel component comprising a gelling agent and a solvent; and (2) a benefit component packaged in a second compartment; the benefit component comprising at least one compound that is unstable when contacted with the pre-formed hydrogel component; wherein the first and second compartments are separately packaged prior to use, and wherein the device comprises means for contacting the pre-formed hydrogel component and benefit component upon use.