Details for Patent: 8,304,405

Title:	Combination of azelastine and ciclesonide for nasal administration
Abstract:	A pharmaceutical product or formulation, which comprises azelastine or a pharmaceutically acceptable salt, solvate or physiologically functional derivative thereof, and a steroid, or a pharmaceutical acceptable salt, solvate or physiologically functional derivative thereof, preferably the product or formulation being in a form suitable for nasal or ocular administration.
Inventor(s):	Lulla; Amar (Mumbai, IN), Malhotra; Geena (Mumbai, IN)
Assignee:	Cipla Limited (Mumbai, IN)
Filing Date:	Jul 23, 2009
Application Number:	12/508,393
Claims:	1. A pharmaceutical formulation comprising: azelastine, or a pharmaceutically acceptable salt thereof, and ciclesonide, wherein said pharmaceutical formulation is in a dosage form suitable for nasal administration. 2. The pharmaceutical formulation according to claim 1, wherein said pharmaceutically acceptable salt of azelastine is azelastine hydrochloride. 3. The pharmaceutical formulation according to claim 1, wherein the formulation has a particle size of less than 10 .mu.m. 4. The pharmaceutical formulation according to claim 1, further comprising at least one additive selected from the group consisting of a buffer, a preservative, a suspending agent, a thickening agent, a surfactant, an isotonic agent, and combinations thereof. 5. The pharmaceutical formulation according to claim 4, wherein the pH of the formulation is from 3 to 7. 6. The pharmaceutical formulation according to claim 4, wherein the surfactant, when present, comprises a polysorbate, poloxamer, or combinations thereof. 7. The pharmaceutical formulation according to claim 4, wherein the isotonic agent, when present, comprises sodium chloride, saccharose, glucose, glycerine, sorbitol, 1,2-propylene glycol or combinations thereof. 8. The pharmaceutical formulation according to claim 4, wherein said preservative, when present, is selected from edetic acid and its alkali salts, lower alkyl p-hydroxybenzoates, chlorhexidine, phenyl mercury borate, benzoic acid or a salt thereof, a quaternary ammonium compound, sorbic acid or a salt thereof, or combinations thereof. 9. The pharmaceutical formulation according to claim 4, wherein the suspending agent or thickening agent, when present, comprises cellulose derivatives, gelatin, polyvinylpyrrolidone, tragacanth, alginic acid, polyvinyl alcohol, polyacrylic acid, pectin, or combinations thereof. 10. The pharmaceutical formulation according to claim 1, which is an aqueous suspension or solution. 11. The pharmaceutical formulation according to claim 10, wherein said dosage form suitable for nasal administration comprises nasal drops or a nasal spray. 12. The pharmaceutical formulation according to claim 1, wherein said dosage form suitable for nasal administration comprises nasal drops. 13. The pharmaceutical formulation according to claim 1, wherein said dosage form suitable for nasal administration comprises nasal spray. 14. A pharmaceutical product comprising (i) azelastine, or a pharmaceutically acceptable salt thereof, and (ii) ciclesonide, as a combined preparation for use in medicine as an antihistamine and anti-inflammatory agent, said (i) azelastine, or a pharmaceutically acceptable salt thereof and (ii) ciclesonide being in a dosage form suitable for nasal administration. 15. The pharmaceutical product according to claim 14, wherein said pharmaceutically acceptable salt of azelastine is azelastine hydrochloride and ciclesonide. 16. The pharmaceutical product according to claim 14, wherein said product is formulated for use as a nasal spray in the treatment of seasonal allergic rhinitis or perennial allergic rhinitis.