A non-powder-form freeze-dried composition for transpulmonary administration has a disintegration index greater than or equal to 0.015 and contains at least one active ingredient. The composition becomes fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second
A non-powder-form freeze-dried composition for transpulmonary administration has a disintegration index greater than or equal to 0.015 and contains at least one active ingredient. The composition becomes fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second and an air flow rate greater than or equal to 17 milliliters/second. The fine particles have a mean particle diameter less than or equal to 1��10-5 meters and/or a fine particle fraction greater than or equal to 10%. A method of making the composition, a vessel containing the composition, a method of administering the composition, a dry powder inhalation system for transpulmonary administration, and a method of transpulmonary administration are also disclosed.
대표청구항▼
The invention claimed is: 1. A dry powder inhalation system for transpulmonary administration comprising: (1) a vessel housing a freeze-dried composition that contains an active ingredient, wherein said freeze-dried composition has: (i) a non-powder form formed by freeze-drying without further proc
The invention claimed is: 1. A dry powder inhalation system for transpulmonary administration comprising: (1) a vessel housing a freeze-dried composition that contains an active ingredient, wherein said freeze-dried composition has: (i) a non-powder form formed by freeze-drying without further processing, (ii) a disintegration index of 0.015 or more, and (iii) a property of becoming fine particles having a mean particle diameter of 10 microns or less or a fine particle fraction of 10% or more upon receiving an air impact having an air speed of at least 1 in/sec and an air flow rate of at least 17 ml/sec; and (2) a device comprising a path to apply said air impact to the freeze-dried composition in said vessel, and a path to discharge the freeze-dried composition in the form of fine particles. 2. A dry powder inhalation system for transpulmonary administration comprising: an inlet flow path; a vessel containing a non-powder-form freeze-dried composition, formed by freeze-drying without further processing, comprising an active ingredient; and an outlet flow path; wherein a positive pressure in the inlet flow path causes air from the inlet flow path to impact the non-powder-form freeze-dried composition in the vessel and discharge at least part of the freeze-dried composition through the outlet flow path in the form of fine particles, wherein the non-powder-form freeze-dried composition has a disintegration index greater than or equal to 0.015, wherein the non-powder-form freeze-dried composition becomes the fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second and an air flow rate greater than or equal to 17 milliliters/second, and wherein the fine particles have: a mean particle diameter less than or equal to 1��10-5 meters; or a fine particle fraction greater than or equal to 10%; or a mean particle diameter less than or equal to 1��10-5 meters and a fine particle fraction greater than or equal to 10%. 3. A dry powder inhalation system for transpulmonary administration comprising: an inlet flow path; a vessel containing a non-powder-form freeze-dried composition, formed by freeze-drying without further processing, comprising an active ingredient; and an outlet flow path in communication with an inhalation port; wherein a negative pressure in the outlet flow path causes air from the inlet flow path to impact the non-powder-form freeze-dried composition in the vessel and discharge at least part of the freeze-dried composition through the outlet flow path in the form of fine particles, wherein the non-powder-form freeze-dried composition has a disintegration index greater than or equal to 0.015, wherein the non-powder-form freeze-dried composition becomes the fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second and an air flow rate greater than or equal to 17 milliliters/second, and wherein the fine particles have: a mean particle diameter less than or equal to 1��10-5 meters; or a fine particle fraction greater than or equal to 10%; or a mean particle diameter less than or equal to 1��1031 5 meters and a fine particle fraction greater than or equal to 10%. 4. The system of any one of claims 1, 2, and 3, wherein the disintegration index is greater than or equal to 0.02. 5. The system of any one of claims 1, 2, and 3, wherein the air speed is greater than or equal to 2 meters/second. 6. The system of any one of claims 1, 2, and 3, wherein the air flow rate is greater than or equal to 20 milliliters/second. 7. The system of any one of claims 1, 2, and 3, wherein the fine particles have: a mean particle diameter less than or equal to 5��10-6 meters; or a fine particle fraction greater than or equal to 20%; or a mean particle diameter less than or equal to 5��10-6 meters and a fine particle fraction greater than or equal to 20%. 8. The system of any one of claims 1, 2, and 3, wherein the air speed is less than or equal to 300 meters/second, and wherein the air flow rate is less than or equal to 15 liters/second. 9. The system of any one of claims 1, 2, and 3, wherein the non-powder-form freeze-dried composition contains only a single dose of the active ingredient. 10. The system of any one of claims 1, 2, and 3, wherein the non-powder-form freeze-dried composition contains only a single dose of a drug. 11. The system of any one of claims 1, 2, and 3, wherein the non-powder-form freeze-dried composition contains a plurality of doses of the active ingredient. 12. The system of any one of claims 1, 2, and 3, wherein the non-powder-form freeze-dried composition contains at least one carrier selected from: amino acids, dipeptides, tripeptides, and/or saccharides. 13. A dry powder inhalation system for transpulmonary administration comprising: a source of pressurized air; a first needle part comprising a first flow path; a second needle part comprising a second flow path; a vessel containing a freeze-dried cake, formed by freeze-drying without further processing, comprising at least one active ingredient; and an inhalation port; wherein the source of pressurized air communicates with the vessel via the first flow path, and wherein the vessel communicates with the inhalation port via the second flow path, wherein the freeze-dried cake has at least the following properties: a disintegration index greater than or equal to 0.015; and the freeze-dried cake becomes fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second and an air flow rate greater than or equal to 17 milliliters/second; and wherein the fine particles have: a mean particle diameter less than or equal to 1��10-5 meters; or a fine particle fraction greater than or equal to 10%; or a mean particle diameter less than or equal to 1��10-5 meters and a fine particle fraction greater than or equal to 10%. 14. A dry powder inhalation system for transpulmonary administration comprising: a first needle part comprising a first flow path; a second needle part comprising a second flow path; an inhalation port; and a vessel containing a freeze-dried cake, formed by freeze-drying without further processing, comprising at least one active ingredient; wherein the inhalation port communicates with the vessel via the first flow path, and wherein the vessel communicates with an external environment via the second flow path, wherein the freeze-dried cake has at least the following properties: a disintegration index greater than or equal to 0.015; and the freeze-dried cake becomes fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second and an air flow rate greater than or equal to 17 milliliters/second; and wherein the fine particles have: a mean particle diameter less than or equal to 1��10-5 meters; or a fine particle fraction greater than or equal to 10%; or a mean particle diameter less than or equal to 1��10-5 meters and a fine particle fraction greater than or equal to 10%. 15. The system of claim 14, wherein at least some air from the second flow path and substantially all of the fine particles: move from the vessel to the inhalation port via the first flow path; and mix with air from a third flow path that is independent of the vessel. 16. The system of claim 13 or 14, wherein the air speed is less than or equal to 300 meters/second, and wherein the air flow rate is less than or equal to 15 liters/second. 17. The system of claim 13 or 14, wherein the freeze-dried cake contains only a single dose of the at least one active ingredient. 18. The system of claim 13 or 14, wherein the freeze-dried cake contains only a single dose of a drug. 19. The system of claim 13 or 14, wherein the freeze-dried cake contains a plurality of doses of the at least one active ingredient. 20. The system of claim 13 or 14, wherein the freeze-dried cake contains at least one carrier selected from: amino acids, dipeptides, tripeptides, and/or saccharides. 21. A dry powder inhalation system for transpulmonary administration comprising: a needle part; an inhalation port; and a vessel containing a non-powder-form freeze-dried composition, formed by freeze-drying without further processing, comprising at least one active ingredient; wherein the needle part comprises: a first flow path; and a second flow path; wherein the inhalation port communicates with the vessel via the first flow path, wherein the vessel communicates with an external environment via the second flow path, wherein air from the second flow path impacts the non-powder-form freeze-dried composition in the vessel, and wherein the non-powder-form freeze-dried composition has a disintegration index greater than or equal to 0.015. 22. A dry powder inhalation system for transpulmonary administration comprising: a source of pressurized air; a needle part; an inhalation port; and a vessel containing a non-powder-form freeze-dried composition, formed by freeze-drying without further nrocessing, comprising at least one active ingredient; wherein the needle part comprises: a first flow path; and a second flow path; wherein the source of pressurized air communicates with the vessel via the first flow path, wherein the vessel communicates with the inhalation port via the second flow path, wherein air from the first flow path impacts the non-powder-form freeze-dried composition in the vessel, and wherein the non-powder-form freeze-dried composition has a disintegration index greater than or equal to 0.015. 23. The system of claim 21 or 22, wherein the disintegration index is greater than or equal to 0.02. 24. The system of claim 21 or 22, wherein the disintegration index is less than or equal to 1.5. 25. The system of claim 21 or 22, wherein the non-powder-form freeze-dried composition contains only a single dose of the at least one active ingredient. 26. The system of claim 21 or 22, wherein the non-powder-form freeze-dried composition contains only a single dose of a drug. 27. The system of claim 21 or 22, wherein the non-powder-form freeze-dried composition contains a plurality of doses of the at least one active ingredient. 28. A non-powder-form freeze-dried composition, formed by freeze-drying without further processing, for transpulmonary administration having a disintegration index greater than or equal to 0.015 and containing at least one active ingredient; wherein the composition becomes fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second and an air flow rate greater than or equal to 17 milliliters/second, and wherein the fine particles have: a mean particle diameter less than or equal to 1��10-5 meters; or a fine particle fraction greater than or equal to 10%; or a mean particle diameter less than or equal to 1��10-5 meters and a fine particle fraction greater than or equal to 10%. 29. The composition of claim 28, wherein the disintegration index is greater than or equal to 0.02. 30. The composition of claim 28, wherein the disintegration index is less than or equal to 1.5. 31. The composition of claim 28, wherein the air speed is greater than or equal to 2 meters/second. 32. The composition of claim 28, wherein the air speed is less than or equal to 300 meters/second. 33. The composition of claim 28, wherein the air flow rate is greater than or equal to 20 milliliters/second. 34. The composition of claim 28, wherein the air flow rate is less than or equal to 15 liters/second. 35. The composition of claim 28, wherein the fine particles have: a mean particle diameter less than or equal to 5��10 meters; or a fine particle fraction greater than or equal to 20%; or a mean particle diameter less than or equal to 5��10-6 meters and a fine particle fraction greater than or equal to 20%. 36. The composition of claim 28, wherein the fine particle fraction is greater than or equal to 35%. 37. The composition of claim 28, wherein the composition is water soluble. 38. The composition of claim 28, wherein the composition comprises at least one carrier. 39. The composition of claim 38, wherein the at least one carrier is selected from: amino acids, dipeptides, tripeptides, and/or saccharides. 40. The composition of claim 28, wherein the composition comprises at least one additive. 41. The composition of claim 28, wherein the composition comprises: the at least one active ingredient; one or more carriers; and at least one additive. 42. The composition of claim 40 or 41, wherein the at least one additive comprises one or more: surfactants; and/or buffering agents. 43. The composition of claim 28, wherein the composition contains only a single dose of the at least one active ingredient. 44. The composition of claim 28, wherein the composition contains two doses of the at least one active ingredient. 45. The composition of claim 28, wherein the composition contains a plurality of doses of the at least one active ingredient. 46. The composition of claim 28, wherein the composition contains only a single dose of a plurality of active ingredients. 47. The composition of claim 28, wherein the composition contains a plurality of active ingredients, and wherein the composition contains two doses of the plurality of active ingredients. 48. The composition of claim 28, wherein the composition contains a plurality of active ingredients, and wherein the composition contains more than one dose of the plurality of active ingredients. 49. A composition comprising a freeze-dried cake in non-powder form, formed by freeze-drying without further processing, having at least the following properties: a disintegration index greater than or equal to 0.015; and the freeze-dried cake becomes fine particles upon receiving air impact at an air speed in a range of 1 meter/second to 300 meters/second and an air flow rate in a range of 17 milliliters/second to 15 liters/second; wherein the fine particles have: a mean particle diameter less than or equal to 1��10-5 meters; and/or a fine particle fraction greater than or equal to 10%. 50. The composition of claim 49, wherein the freeze-dried cake comprises a drug. 51. The composition of claim 50, wherein the drug comprises one or more pharmacologically active substances. 52. The composition of claim 50, wherein the drug comprises one or more physiologically active substances. 53. The composition of claim 49, wherein the freeze-dried cake contains only a single dose of an active ingredient. 54. The composition of claim 49, wherein the freeze-dried cake contains two doses of an active ingredient. 55. The composition of claim 49, wherein the freeze-dried cake contains a plurality of doses of an active ingredient. 56. The composition of claim 49, wherein the freeze-dried cake contains only a single dose of a plurality of active ingredients. 57. The composition of claim 49, wherein the freeze-dried cake contains two doses of a plurality of active ingredients. 58. The composition of claim 49, wherein the freeze-dried cake contains more than one dose of a plurality of active ingredients. 59. The composition of claim 49, wherein the disintegration index is greater than or equal to 0.02. 60. The composition of claim 49, wherein the disintegration index is less than or equal to 1.5. 61. The composition of claim 49, wherein the fine particles have: a mean particle diameter less than or equal to 5��10-6 meters; and/or a fine particle fraction greater than or equal to 20%. 62. A vessel containing the non-powder-form freeze-dried composition of claim 28. 63. The vessel of claim 62, wherein the vessel is sealed. 64. A vessel containing the non-powder-form freeze-dried composition of claim 29. 65. A vessel containing the non-powder-form freeze-dried composition of claim 30. 66. A vessel containing the non-powder-form freeze-dried composition of claim 35. 67. A vessel containing the non-powder-form freeze-dried composition of claim 36. 68. A vessel containing the non-powder-form freeze-dried composition of claim 37. 69. A vessel containing the non-powder-form freeze-dried composition of claim 43. 70. A vessel containing the non-powder-form freeze-dried composition of claim 45. 71. A vessel containing the non-powder-form freeze-dried composition of claim 46. 72. A vessel containing the freeze-dried cake of claim 50. 73. A vessel containing the freeze-dried cake of claim 53. 74. A vessel containing the containing the freeze-dried cake of claim 56.
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