Claims
- 1. A regimen for treating the sensitive/irritated skin of an individual in need of such treatment, comprising topically applying thereto an effective amount of a stable water-in-oil emulsion suited for topical application to irritated/sensitive skins and having a high electrolyte content, comprising:
(a) at least one water-soluble metal salt, in an amount of at least 2% by weight; (b) at least one hydrophobic gelling agent; and (c) at least one emulsifying agent, in an amount of less than 5% by weight.
- 2. A regimen for treating the sensitive/irritated skin of an individual in need of such treatment, comprising topically applying thereto an effective amount of a dermocosmetic composition comprising a stable water-in-oil emulsion suited for topical application to irritated/sensitive skins and having a high electrolyte content, comprising:
(a) at least one water-soluble metal salt, in an amount of at least 2% by weight; (b) at least one hydrophobic gelling agent; and (c) at least one emulsifying agent, in an amount of less than 5% by weight.
- 3. A regimen according to claim 1, wherein said water-in-oil emulsion comprises at least one biologically active agent selected from the group consisting of an agent for modulating skin differentiation and/or proliferation and/or pigmentation, an antibacterial agent, an antiparasitic agent, an antifungal agent, a steroidal anti-inflammatory agent, a non-steroidal anti-inflammatory agent, an anaesthetic agent, an antipruritic agent, an antiviral agent, a keratolytic agent, an anti-free radical agent, an antiseborrhoeic agent, an antidandruff agent, an anti-acne agent, an antimetabolite, an agent for combating hair loss, an antiseptic or combination thereof.
- 4. A regimen according to claim 1, wherein said water-in-oil emulsion further comprises at least one keratolytic active agent, and/or at least one neuropeptide antagonist, and/or at least one inflammation-mediator antagonist, other than a water-soluble metal salt.
- 5. A regimen according to claim 4, wherein said water-in-oil emulsion comprises at least one alpha- or beta-hydroxycarboxylic or beta-ketocarboxylic acid, or salt, amide or ester thereof.
- 6. A regimen according to claim 4, wherein said water-in-oil emulsion further comprises at least one substance P antagonist and/or at least one CGRP antagonist.
- 7. A regimen according to claim 4, wherein said water-in-oil emulsion further comprises at least one antagonist of histamine, interleukin 1, and/or TNFα.
- 8. The regimen according to claim 1, wherein said water-in-oil emulsion comprises at least 3% by weight of said at least one water-soluble metal salt (a).
- 9. The regimen according to claim 8, wherein said water-in-oil emulsion comprises at least 5% by weight of said at least one water-soluble metal salt (a).
- 10. The regimen according to claim 1, wherein said at least one water-soluble metal salt (a) comprises a water-soluble salt of an alkali metal, of an alkaline earth metal, of a transition metal and/or of a metal from Groups 13 and 14 of the Periodic Table.
- 11. The regimen according to claim 10, wherein said at least one water-soluble metal salt (a) comprises a lithium, strontium, barium, yttrium, neodymium, gadolinium, manganese and/or zinc salt.
- 12. The regimen according to claim 1, wherein said at least one water-soluble metal salt (a) comprises a carbonate, bicarbonate, sulfate, glycerophosphate, borate, chloride, nitrate, acetate, hydroxide, persulfate, salt of an α-hydroxy acid, salt of an amino acid and/or a salt of a fatty acid.
- 13. The regimen according to claim 1, wherein said water-in-oil emulsion comprises from 2% to 20% by weight of said at least one water-soluble metal salt (a).
- 14. The regimen according to claim 1, wherein said at least one emulsifying agent (c) comprises at least one glycerol ester and/or at least one silicone polymer.
- 15. The regimen according to claim 14, wherein said at least one emulsifying agent (c) comprises at least one polyglycerol ester of a fatty acid.
- 16. The regimen according to claim 14, wherein said at least one emulsifying agent (c) comprises at least one polysiloxane.
- 17. The regimen according to claim 16, wherein said polysiloxane comprises a copolymer of cetyl dimethicone and lauryl methicone copolyol.
- 18. The regimen according to claim 14, wherein said at least one emulsifying agent (c) comprises at least one silicone polymer and at least one glycerol ester, the glycerol ester/silicone weight ratio ranging from 1/1 to 1/10.
- 19. The regimen according to claim 1, wherein said water-in-oil emulsion comprises from 2% to 4% by weight of said at least one emulsifying agent (c).
- 20. The regimen according to claim 1, wherein said at least one hydrophobic gelling agent (b) comprises a modified clay, hydrophobic silica and/or glycol ester of a fatty acid.
- 21. The regimen according to claim 20, wherein said at least one hydrophobic gelling agent (b) comprises admixture of acetylated glycol sterate and a glycerol triester of a fatty acid.
- 22. The regimen according to claim 20, wherein said at least one hydrophobic gelling agent (b) comprises a silyl or dimethylsilyl silica.
- 23. The regimen according to claim 1, wherein said water-in-oil emulsion comprises from 0.01% to 5% by weight of said at least one hydrophobic gelling agent (b).
- 24. The regimen according to claim 1, wherein the aqueous phase of said water-in-oil emulsion comprises a purified water, a floral water, a natural mineral or spring water, or mixture thereof.
- 25. The regimen according to claim 1, wherein the aqueous phase of said water-in-oil emulsion comprises from 40% to 80% by weight thereof.
- 26. The regimen according to claim 1, wherein the fatty phase of said water-in-oil emulsion comprises from 10% to 40% by weight thereof.
- 27. The regimen according to claim 11, wherein said at least one water-soluble metal salt (a) comprises a strontium salt.
- 28. The regimen according to claim 13, wherein said water-in-oil emulsion comprises from 5% to 10% by weight of said at least one water-soluble metal salt (a).
- 29. The regimen according to claim 15, wherein said polyglycerol ester of a fatty acid comprises a polyglycerol ester of (iso)stearic acid.
- 30. The regimen according to claim 16, wherein said polysiloxane comprises polysiloxane polyalkyl polyether copolymer.
- 31. The regimen according to claim 1, wherein said water-in-oil emulsion further comprises at least one active agent which normally promotes skin irritation.
- 32. The regimen according to claim 1, wherein said water-in-oil emulsion comprises at least one biologically active agent.
- 33. The regimen according to claim 1, wherein said water-in-oil emulsion further comprises at least one salt or wax stabilizer therefor.
- 34. The regimen according to claim 1, wherein said water-in-oil emulsion comprises a cream, milk, gel or lotion.
- 35. A regimen for treating the sensitive/irritated skin of an individual in need of such treatment, comprising topically applying thereto an effective amount of a stable water-in-oil emulsion suited for topical application to irritated/sensitive skins and having a high electrolyte content, comprising:
(a) at least one water-soluble metal salt, in an amount of at least 2% by weight; (b) at least one hydrophobic gelling agent which is selected from the group consisting of a modified clay, a hydrophobic silica and a glycol ester derivative of a fatty acid; and (c) at least one glycerol ester emulsifying agent and at least one silicone polymer emulsifying agent, in a combined amount of less than 5% by weight.
- 36. A regimen for treating the sensitive/irritated skin of an individual in need of such treatment, comprising topically applying thereto an effective amount of a stable water-in-oil emulsion suited for topical application to irritated/sensitive skins and having a high electrolyte content, comprising:
(a) at least one water-soluble metal salt, in an amount of at least 2% by weight; (b) at least one hydrophobic gelling agent comprising at least one member selected from the group consisting of a modified clay, a hydrophobic silica and a glycol ester of a fatty acid, in an amount of from 0.01% to 5% by weight; and (c) at least one glycerol ester emulsifying agent and at least one silicone polymer emulsifying agent, in a combined amount effective to provide a stable emulsion, said amount being less than 5% by weight.
- 37. A regimen according to claim 36, wherein said water-in-oil emulsion comprises at least one biologically active agent selected from the group consisting of an agent for modulating skin differentiation and/or proliferation and/or pigmentation, an antibacterial agent, an antiparasitic agent, an antifungal agent, a steroidal anti-inflammatory agent, a non-steroidal anti-inflammatory agent, an anaesthetic agent, an antipruritic agent, an antiviral agent, a keratolytic agent, an anti-free radical agent, an antiseborrboeic agent, an antidandruff agent, an anti-acne agent, an antimetabolite, an agent for combating hair loss, an antiseptic or combination thereof.
- 38. A regimen according to claim 36, wherein said water-in-oil emulsion further comprises at least one keratolytic active agent, and/or at least one neuropeptide antagonist, and/or at least one inflammation-mediator antagonist, other than a water-soluble salt.
- 39. A regimen according to claim 38, wherein said water-in-oil emulsion comprises at least one alpha- or beta-hydroxycarboxylic or beta-ketocarboxylic acid, or salt, amide or ester thereof.
- 40. A regimen according to claim 38, wherein said water-in-oil emulsion further comprises at least one substance P antagonist and/or at least one CGRP antagonist.
- 41. A regimen according to claim 38, wherein said water-in-oil emulsion further comprises at least one antagonist of histamine, interleukin 1 and/or TNFα.
Priority Claims (1)
Number |
Date |
Country |
Kind |
96-12196 |
Oct 1996 |
FR |
|
CROSS-REFERENCE TO RELATED APPLICATION
[0001] This application is a divisional of U.S. application Ser. No. 08/943,191, filed Oct. 3, 1997, incorporated by reference herein in its entirety and relied upon.
Divisions (1)
|
Number |
Date |
Country |
Parent |
08943191 |
Oct 1997 |
US |
Child |
10315041 |
Dec 2002 |
US |