Oil and Liquid Silicone Foamable Carriers and Formulations

• US 20150118164A1
• Filed: 10/02/2014
• Published: 04/30/2015
• Est. Priority Date: 12/07/2007
• Status: Active Grant

• Current Assignee: Journey Medical Corp. (Fortress Biotech, Inc.)
• Original Assignee: Foamix Pharmaceuticals, Ltd. (VYNE Therapeutics, Inc.)
• Inventors: Tamarkin, Dov, Shifrin, Helena, Keynan, Rita, Ziv, Enbal, Berman, Tal, Schuz, David, Gazal, Elana
• Granted Patent: US 9,549,898 B2
• Time in Patent Office: Days
• US Class Current: 424/45
• CPC Class Codes: A61K 31/20 having a carboxyl group bound to a chain of seven or more carbon atoms, e.g. stearic, palmitic, arachidic acids
• CPC Class Codes: A61K 31/355 Tocopherols, e.g. vitamin E
• CPC Class Codes: A61K 31/522 having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir
• CPC Class Codes: A61K 31/59 Compounds containing 9, 10- seco- cyclopenta[a]hydrophenanthrene ring systems
• CPC Class Codes: A61K 31/65 Tetracyclines
• CPC Class Codes: A61K 31/7056 containing five-membered rings with nitrogen as a ring hetero atom
• CPC Class Codes: A61K 45/06 Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
• CPC Class Codes: A61K 47/06 Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
• CPC Class Codes: A61K 47/14 Esters of carboxylic acids, e.g. fatty acid monoglycerides, medium-chain triglycerides, parabens or PEG fatty acid esters
• CPC Class Codes: A61K 47/24 containing atoms other than carbon, hydrogen, oxygen, halogen, nitrogen or sulfur, e.g. cyclomethicone or phospholipids
• CPC Class Codes: A61K 47/34 Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers A61K47/10 takes precedence
• CPC Class Codes: A61K 47/44 Oils, fats or waxes according to two or more groups of A61K47/02-A61K47/42; Natural or modified natural oils, fats or waxes, e.g. castor oil, polyethoxylated castor oil, montan wax, lignite, shellac, rosin, beeswax or lanolin synthetic glycerides, e.g. medium-chain triglycerides, A61K47/14
• CPC Class Codes: A61K 8/046 Aerosols; Foams
• CPC Class Codes: A61K 9/0014 Skin, i.e. galenical aspects of topical compositions non-active ingredients are additionally classified in A61K47/00; A61K9/0009, A61K9/0021, A61K9/7015, A61K9/7023 take precedence; cosmetic preparations A61K8/00, A61Q; preparations for wound dressings or bandages A61L26/00
• CPC Class Codes: A61K 9/12 Aerosols; Foams A61K9/0043, A61K9/0056, A61K9/006, A61K9/0073 take precedence; spray-films A61K9/7015
• CPC Class Codes: A61K 9/122 Foams; Dry foams edible foams A61K9/0056
• CPC Class Codes: A61P 31/00 Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
• CPC Class Codes: A61P 31/04 Antibacterial agents
• CPC Class Codes: A61P 41/00 Drugs used in surgical methods, e.g. surgery adjuvants for preventing adhesion or for vitreum substitution

Abstract

A waterless foamable pharmaceutical composition suitable for external administration is disclosed. The composition includes a foamable carrier least one liquefied or compressed gas propellant. The foamable carrier includes at least one liquid oil; at least one silicone and at least one least one stabilizing agent; wherein the stabilizing agent selected from the group consisting of about 0.01% to about 25% by weight of at least one surface-active agent alone or on combination with a foam adjuvant; and about 0% to about 5% by weight of at least one polymeric agent alone or on combination with a foam adjuvant; and mixtures thereof. Pharmaceutical compositions comprising active agents, methods for their preparation, propellants suitable for use with the carriers and uses thereof are further described.

Claims

1-70. -70. (canceled)

71. An essentially waterless composition in a container, comprising a carrier and a liquefied or compressed gas propellant, wherein the carrier comprises:

a liquid oil;

about 0.5% to about 15% by weight of the carrier of a cyclic silicone;

at least one foam stabilizing agent comprising a co surfactant and/or a foam adjuvant or a surfactant comprising a fatty acid ester or a mixture of any two or more thereof; and

a minocycline or a doxycycline or both;

wherein the ratio of the carrier to the propellant is 100;

3 to 100;

35;

wherein the carrier is essentially free of a polyoxyethylene (POE) surfactant;

wherein upon release of the composition from the container, a foam results that does not collapse immediately and is breakable on mechanical shear; and

wherein the minocycline or the doxycycline is stable for at least 3 weeks at 25°

C. in the essentially waterless composition.

72. The essentially waterless composition of claim 71, wherein the liquid oil is about 60% to about 95% by weight of the carrier.

73. The essentially waterless composition of claim 71, wherein the liquid oil is selected from the group consisting of a mineral oil, a MCT oil, a liquid paraffin, a vegetable oil, an essential oil, an organic oil, a lipid, or a mixture of two or more thereof.

74. The essentially waterless composition of claim 71, wherein the stabilizing agent is about 0.01% to about 25% by weight of the carrier.

75. The essentially waterless composition of claim 71, wherein the foam stabilizing agent comprises a monoglyceride, diglyceride, or triglyceride, or a mixture of any two or more thereof, wherein the side chain of the monoglyceride, diglyceride, or triglyceride is a saturated hydrocarbon.

76. The essentially waterless composition of claim 71, wherein the co surfactant is selected from the group consisting of a sorbitan fatty acid ester, sorbitan monopalmitate, sorbitan monooleate, sorbitan monostearate and sorbitan monolaurate or a mixture of two or more thereof.

77. The essentially waterless composition of claim 71, wherein the composition further is essentially free of one or more of propylene glycol, glycerol, PEG 200, PEG 400, isostearic acid, polyoxyl 20 stearyl ether, polyoxyl 2 stearyl ether, methyl glycose sesquistearate, polysorbate 60, polysorbate 80 or sucrose distearate.

78. The essentially waterless composition of claim 71, wherein the co-surfactant has an HLB of about 4 or less than about 4.

79. The essentially waterless composition of claim 71, wherein the stabilizing agent comprises a glyceryl monostearate.

80. The essentially waterless composition of claim 71, wherein the silicone is selected from the group consisting of a cyclomethicone, a cyclotetrasiloxane, a cyclopentasiloxane, a cyclohexasiloxane, and a mixture of any two or more thereof.

81. The essentially waterless composition of claim 71, wherein the oil is a mixture of heavy mineral oil and light mineral oil having a weight ratio from about 1:

5 to about 25;

1.

82. The essentially waterless composition of claim 71, further comprising an emollient selected from the group consisting of cocoglycerides, PPG 15 stearyl alcohol, octyldodecanol, isopropyl myristate, diisopropyl adipate, cetearyl octanoate isohexadecanol, diisopropyl adipate, and a mixture of any two or more thereof.

83. The essentially waterless composition of claim 71, further comprising a solid wax or solid oil selected from the group consisting of a solid paraffin, a hydrogenated oil, a hydrogenated emollient, palmitic acid, stearic acid, arachidic acid, behenic acid, and a mixture of any two or more thereof.

84. The essentially waterless composition of claim 71, wherein the foam adjuvant comprises a fatty alcohol and a fatty acid.

85. The essentially waterless composition of claim 71, wherein the foam stabilizing agent is the surfactant or co-surfactant in combination with a foam adjuvant selected from the group consisting of stearyl alcohol, cetyl alcohol, cetostearyl alcohol, myristyl alcohol, palmitoleyl alcohol, arachidyl alcohol, behenyl alcohol, and a mixture of any two or more thereof.

86. The essentially waterless composition of claim 71, wherein the foam stabilizing agent is the surfactant in combination with the foam adjuvant, wherein the foam adjuvant comprises stearic acid.

87. The essentially waterless composition of claim 71, wherein the weight ratio of foam stabilizing agent to silicone ranges from about 1:

1 to about 1;

4.

88. The essentially waterless composition of claim 72, comprising by weight of the carrier:

a) about 60-90% mineral oil;

b) about 1-15% of a silicone, wherein the silicone is selected from the group consisting of a cyclomethicone, a cyclohexasiloxane, a cyclopentasiloxane, a cyclytetrasiloxane, and a mixture of any two or more thereof c) about 1-8% glycerol monostearate; and

d) about 1-8% of at least one of myristyl alcohol, stearyl alcohol, cetyl alcohol, cetostearyl alcohol, behenyl alcohol or cetostearyl alcohol.

89. An essentially waterless composition according to claim 71, further comprising a further active agent in addition to a minocycline and or a doxycycline.

90. The essentially waterless composition according to claim 89, wherein the further active agent is selected from the group consisting of active herbal extracts, acaricides, age spot removing agents, keratose removing agents, allergen, analgesics, local anesthetics, antiacne agents, antiallergic agents, antiaging agents, antibacterials, antibiotic agents, antiburn agents, anticancer agents, antidandruff agents, antidepressants, antidermatitis agents, antiedemics, antihistamines, antihelminths, antihyperkeratolyte agents, antiinflammatory agents, antiirritants, antilipemics, antimicrobials, antimycotics, antiproliferative agents, antioxidants, anti-wrinkle agents, antipruritics, antipsoriatic agents, antirosacea agents, antiseborrheic agents, antiseptic, antiswelling agents, antiviral agents, anti-yeast agents, astringents, topical cardiovascular agents, chemotherapeutic agents, corticosteroids, dicarboxylic acids, disinfectants, fungicides, hair growth regulators, hormones, hydroxy acids, immunosuppressants, immunoregulating agents, insecticides, insect repellents, keratolytic agents, lactams, metals, metal oxides, mitocides, neuropeptides, non-steroidal anti-inflammatory agents, oxidizing agents, pediculicides, photodynamic therapy agents, retinoids, scabicides, self tanning agents, skin whitening agents, vasoconstrictors, vasodilators, vitamin A, vitamin A derivatives, vitamin B, vitamin B derivatives, vitamin C, vitamin C derivatives, vitamin D, vitamin D derivatives, vitamin E, vitamin E derivatives, vitamin K, vitamin K derivatives wound healing agents, wart removers, and a mixture of any two or more thereof.

91. The essentially waterless composition according to claim 90, wherein the additional active agent is selected from the group consisting of acyclovir, azaleic acid, clindamycin phosphate, pimicrolimus, diclofenac potassium, calcipotriol, calcitriol, vitamin A acetate, betamethasone 17-valerate, alpha tocopherol, imiquimod, ciclopiroxolamine, and a mixture of any two or more thereof.

92. The essentially waterless composition according to claim 71, further comprising up to 5% or about 5% by weight of at least one polymeric agent.

93. The essentially waterless composition according to claim 71, wherein the resultant foam displays all of the following characteristics:

a) does not collapse immediately upon release;

b) is breakable on mechanical shear;

c) has a viscosity below about 13,000 cps;

d) has an average bubble size below 200 microns;

e) has a hardness between about 5 to about 35;

f) has a collapse time in excess of about 180 seconds; and

g) has a density below about 0.2 g/ml.

94. A method for treating or ameliorating a disorder comprising administering to a target site a pharmaceutically effective amount of the essentially waterless composition according to claim 71, wherein the target site is selected from the group consisting of the skin, a body cavity, a mucosal surface, the nose, the mouth, the eye, the ear canal, the respiratory system, the vagina, and the rectum.

95. A method according to claim 94, wherein the disorder is selected from a group consisting of acne, rosacea and impetigo.

96. A method according to claim 95, wherein the essentially waterless composition comprises at least one additional active agent.