Penetrating pharmaceutical foam
AssigneeFoamix Ltd.
InventorsDov Tamarkin, Doron Friedman, Meir Eini
Life of this patent
Estimating the term…
Abstract
The invention relates to an alcohol-free cosmetic or pharmaceutical foam composition comprising water, a hydrophobic solvent, a surface-active agent, a gelling agent, an active component selected from the group of urea, hydroxy acid and a therapeutic enhancer and a propellant. The foam further comprises active agents and excipients with therapeutic properties having enhanced skin penetration.
Claims30
(canceled)
A foamable composition comprising a carrier and a liquefied or a compressed gas propellant, the carrier comprising:
- i) a surface-active agent;
- ii) about 2% to about 75% by weight of the carrier of a liquid, non-volatile hydrophobic solvent;
- iii) a gelling agent;
- and
- iv) water,
- wherein a breakable foam forms upon dispensing the foamable composition.
A foamable composition comprising a carrier and a liquefied or a compressed gas propellant, the carrier comprising:
- i) a surface-active agent;
- ii) a gelling agent;
- iii) a therapeutic enhancer selected from the group consisting of a polyhydric alcohol, propylene glycol, butylene glycol, glycerol, pentaerythritol, sorbitol, mannitol, an oligosaccharide, dimethyl isosorbide, monooleate of ethoxylated glycerides with 8 to 10 ethylene oxide units, a polyethylene glycol 200-600, diethylene glycol monoethyl ether, glycofurol, a cyclodextrin, and mixtures of any two or more thereof;
- and
- ii) water;
- wherein a breakable foam forms upon dispensing the foamable composition.
Dependencies are inferred from the claim text.