Pharmaceutical and cosmetic foam.
* U.S. Patent No. 7,820,145 B2; Foamix Ltd. has been awarded a U.S.
patent for an oleaginous pharmaceutical and cosmetic foam. The foamable
therapeutic composition is comprised of 70-96.5% of a solvent phase that
contains a hydrophobic solvent, a silicone oil or a mixture thereof and
optionally, an emollient, a co-solvent, or a mixture thereof; a nonionic
surfactant; a gelling agent; a therapeutically effective amount of at
least one active agent; and at least one liquefied or compressed gas
pro-pellant. The composition forms a breakable foam upon dispensing that
collapses upon application of shear force. The specific gravity of the
foam is less than 0.5 g/mL and the water content of the composition is
less than approximately 30% by weight.