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US 2017/0360937 A9Published application
Sprayable Topical Carrier and Composition Comprising Phosphatidylcholine
AssigneeLipidor AB
InventorsBengt HERSLOF, Jan HOLMBACK
Life of this patent
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Abstract
A pharmaceutical or cosmetic carrier for topical administration substantially consists of phosphatidylcholine, monoglyceride, fatty acid ester of C1-C3 alcohol; volatile solvent selected from ethanol and its combinations with C3-C4 alcohol and/or volatile silicone oil. Also disclosed are pharmaceutical and cosmetic compositions comprising the carrier and pharmaceutically or cosmetically active agent(s).
Claims17
Pharmaceutical or cosmetic carrier for topical administration
- substantially consisting of
- phosphatidylcholine;
- monoglyceride;
- fatty acid ester of C1-C3 alcohol;
- volatile solvent selected from the group consisting of:
- ethanol;
- ethanol and C3-C4 alcohol;
- ethanol and volatile silicone oil;
- and/or ethanol, C3-C4 alcohol and volatile silicone oil;
- and
- wherein the carrier optionally comprises one or more members of the group consisting of antioxidant, colorant, odorant, preservative, and denaturant.
8 more elements
Pharmaceutical composition substantially consisting of a carrier (a):
- a) from 90% or 95% or 98% and up to 99.999% by weight of carrier consisting of:
- from 2% or 5% to 15% or 20% or 25% or 30% or 40% by weight of phosphatidylcholine;
- from 2% or 5% to 15% or 20% or 25% by weight of monoglyceride;
- from 2% or 5% to 15% or 20% or 25% or 30% by weight of fatty acid ester of C1-C3 alcohol;
- the remainder being ethanol of a concentration of at least 25%, the ethanol optionally comprising one or several of:
- i) up to 20% or 30% or 40% or even up to 50% by weight of C3-C4 alcohol;
- ii) up to 50% or 60% or even 75% by weight of volatile silicone oil,
- iii) up to 1% by weight of antioxidant, colorant, odorant, preservative and denaturant;
- and
- b) from 0.001% or 0.1% to 2% or 5% or exceptionally up to 10% by weight of at least one pharmaceutically active agent;
- wherein the weight portions of carrier (a) and at least one pharmaceutically active agent (b) in the composition are adding up to 100%.
8 more elements
Cosmetic composition substantially consisting of a carrier (a):
- a) from 90% or 95% or 98% and up to 99.999% by weight of carrier consisting of:
- from 2% or 5% to 15% or 20% or 25% or 30% or 40% by weight of phosphatidylcholine;
- from 2% or 5% to 15% or 20% or 25% by weight of monoglyceride;
- from 2% or 5% to 15% or 20% or 25% or 30% by weight of fatty acid ester of C1-C3 alcohol;
- the remainder being ethanol of a concentration of at least 25%, the ethanol optionally comprising one or several of:
- i) up to 20% or 30% or 40% or even up to 50% by weight of C3-C4 alcohol;
- ii) up to 50% or 60% or even 75% by weight of volatile silicone oil;
- iii) up to 1% by weight of antioxidant, colorant, odorant, preservative, and denaturant;
- and
- b) from 0.001% or 0.1% to 2% or 5% or exceptionally up to 10% by weight of one or more cosmetically active agent;
- wherein the weight portions of carrier (a) and at least one cosmetically active agent (b) in the composition are adding up to 100%.
8 more elements
Dependencies are inferred from the claim text.