Compositions to reduce congestion and methods for application thereof to the nasal membrane
A gelled composition formulated to maintain an active ingredient in association with the nasal membrane for an extended period of time is provided. The gelled composition may be formulated as a decongestant or a sinus discomfort relieving agent. The invention further includes a system and method for applying the gelled composition to the nasal membrane.
1. A composition for application to a nasal membrane, the composition comprising:
about 90 to about 99.999 weight percent of a carrier;
0.000001 to 5.0 wt % thickener comprising one or more compounds selected from the group consisting of glycerin, carrageenan, sugar, guar gum, methylcellulose, and hydroxyethylcellulose;
about 0.001 to about 5.0 weight percent of at least one active ingredient comprising oxymetazoline hydrochloride; and
about 0.00001 to about 5.0 weight percent of a permeation enhancer comprising liposomes;
wherein the composition is a gelled matrix and has a viscosity between about 2,500 and about 40,000 centipoise, as measured according to ASTM D1824-87.
2. A composition for application to a nasal membrane, the composition comprising:
about 90 to about 99.999 weight percent of a carrier;
0.000001 to 5.0 wt % thickener comprising one or more compounds selected from the group consisting of glycerin, carrageenan, sugar, guar gum, methylcellulose, and hydroxyethylcellulose;
about 0.001 to about 5.0 weight percent of at least one active ingredient comprising oxymetazoline hydrochloride;
about 0.00001 to about 5.0 weight percent of a permeation enhancer comprising liposomes; and
about 0.000001 to about 1.0 weight percent of an aromatic substance comprising at least one of menthol or eucalyptus oil;
wherein the composition has a viscosity between about 2,500 and about 40,000 centipoise, as measured according to ASTM D1824-87.
3. A composition for application to a nasal membrane, the composition consisting of:
about 0.045 wt % to about 0.055 wt % oxymetazoline;
less than 5.0% by weight of at least one vitamin;
about 0.00001 wt % to about 5.0 wt % permeation enhancer;
about 0.000001 wt % to about 1.0 wt % aromatic substance selected from the group consisting of camphor, eucalyptus oil, menthol, azulen, extracts thereof, and mixtures thereof;
0.00001% to about 1.0% by weight of aloe vera powder;
about 0.000 1 wt % to about 1.0 wt preservative;
about 0.000001 to about 5.0 wt % thickener selected from the group consisting of glycerin, carrageenan, sugar, guar gum, methyl cellulose, and hydroxyethylcellulose;
0.05% to about 5.0% by weight glycerin;
about 90 wt % to about 99 wt % water;
about 0.00001 wt % to about 1.0 wt emulsion agent; and
about 0.0002 wt % to about 6.0 wt % buffer.
4. The composition of claim 3 , wherein the composition has a viscosity of about 2,500 cp to about 40,000 cp, as measured according to ASTM D1824-87.
5. The composition of claim 3 , wherein the composition has a viscosity of about 3,000 cp to about 10,000 cp, as measured according to ASTM D1824-87.
6. The composition of claim 3 , wherein the composition has a viscosity of about 4,000 cp to about 6,000 cp, as measured according to ASTM D1824-87.
7. The composition of claim 3 , wherein the composition has a viscosity of about 5,000 cp to about 40,000 cp, as measured according to ASTM D1824-87.
8. The composition of claim 3 , wherein the composition has a viscosity of about 5,000 cp to about 7,500 cp, as measured according to ASTM D1824-87.
9. The composition of claim 3 , wherein the composition has a viscosity of about 5,000 op to about 6,000 cp, as measured according to ASTM D1824-87.
10. The composition of claim 3 , wherein the thickener comprises hydroxyethylcellulose.
11. The composition of claim 3 , wherein the composition is in the form of a gelled matrix.
12. The composition of claim 3 , wherein the preservative comprises benzyl alcohol, benzalkonium chloride, disodium EDTA, and mixtures thereof.
13. The composition of claim 3 , wherein the preservative includes benzyl alcohol, benzalkonium chloride, an disodium EDTA.
14. The composition of claim 3 , wherein the permeation enhancer comprises a compound selected from the group consisting of liposomes, sequestering agents, ascorbic acid (Vitamin C), glycerol, chitosan, and lysophosphotidylcholin.
15. The composition of claim 3 , wherein the emulsion agent is selected from the group consisting of glycerolpolyethylene glycol ricinoleate, fatty acid esters of polyethyleneglycol, ethoxylated glycerol, polyethylene glycol, and mixtures thereof.
16. The composition of claim 3 , wherein the emulsion agent comprises hydroxylated lecithin.
17. The composition of claim 3 , wherein the buffer comprises disodium phosphate, monosodium phosphate, or mixtures thereof.
18. The composition of claim 3 , wherein the buffer comprises about 0.0001% to about 3.0% of disodium phosphate and 0.0001% to about 3.0% of monosodium phosphate.
19. A method of applying an effective amount of an active substance to a nasal membrane, the method comprising the steps of:
providing the composition of claim 3 ;
applying the composition in the nasal cavity; and
maintaining the composition in contact with the nasal membrane to reduce one or more symptoms associated with congestion.
20. A composition for application to a nasal membrane, the composition consisting of:
about 0.045 wt % to about 0.055 wt % oxymetazoline;
less than 5.0% by weight of at least one vitamin;
about 0.00001 wt % to about 5.0 wt % permeation enhancer;
about 0 wt % to about 1.0 wt % aromatic substance selected from the group consisting of camphor, eucalyptus oil, menthol, azulen, extracts thereof, and mixtures thereof;
0% to about 1.0% by weight of aloe vera powder;
about 0.0001 wt % to about 1.0 wt % preservative;
about 0.000001 to about 5.0 wt % thickener selected from the group consisting of glycerin, carrageenan, sugar, guar gum, methylcellulose, and hydroxyethylcellulose;
0.05% to about 5.0% by weight glycerin;
about 90 wt % to about 99 wt % water;
about 0.00001 wt % to about 1.0 wt % emulsion agent; and
about 0.0002 wt % to about 6.0 wt % buffer.