NASAL ADMINISTRATION
5 Assignments
0 Petitions
Accused Products
Abstract
A delivery device for and method of delivering a powdered substance, in particular a triptan, such as sumatriptan, to the posterior region of a nasal cavity of a subject, in particular for the treatment of headaches, for example, cluster headaches and migraine, and neuropathic pain, the delivery device comprising: a nosepiece for insertion into a nasal cavity of a subject through which the powdered substance is delivered to the posterior region of the nasal cavity of the subject, in particular the upper posterior two thirds of the nasal cavity; and a substance supply unit which is operable to deliver the powdered substance through the nosepiece.
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Citations
122 Claims
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1-92. -92. (canceled)
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93. A nasal delivery device for delivering powdered sumatriptan substance to a nasal cavity of a human subject, the delivery device comprising:
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a nosepiece for fitting to a nasal cavity of the subject, and a capsule-containing member which contains a capsule, the capsule containing the powdered sumatriptan substance to be delivered to the nasal cavity of the subject, wherein the delivery device is configured to receive a housing and a mouthpiece unit through which the subject in use exhales, and the capsule-containing member includes a flow passage in which the capsule is disposed to be rotatable therewithin when an air flow is delivered therethrough, the flow passage including an inlet and an outlet which is in fluid communication with the nosepiece. - View Dependent Claims (94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 116, 117, 118, 119, 120, 121, 122)
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106. A delivery device for delivering powdered sumatriptan substance to a nasal cavity of a human subject, the delivery device comprising:
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a nosepiece for fitting to a nasal cavity of the subject, and a capsule-containing member which contains a capsule, the capsule containing the powdered sumatriptan substance to be delivered to the nasal cavity of the subject, the powdered sumatriptan substance containing only sumatriptan succinate and no introduced excipients or adjuvants, wherein the delivery device is configured to receive a housing and a mouthpiece unit through which the subject in use exhales, and the capsule-containing member includes a flow passage in which the capsule is disposed to be rotatable therewithin when an air flow is delivered therethrough, the flow passage including an inlet and an outlet which is in fluid communication with the nosepiece. - View Dependent Claims (107, 108, 109)
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110. A nasal delivery device for delivering powdered sumatriptan to a nasal cavity of a human subject, the delivery device comprising:
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a nosepiece for fitting to a nasal cavity of the subject, and a capsule-containing member which contains a capsule, the capsule containing powdered sumatriptan to be delivered to the nasal cavity of the subject, wherein the delivery device is configured to receive a housing and a mouthpiece unit through which the subject in use exhales, and the capsule-containing member includes a flow passage in which the capsule is disposed to be rotatable therewithin when an air flow is delivered therethrough, the flow passage including an inlet and an outlet which is in fluid communication with the nosepiece. - View Dependent Claims (111, 112, 113, 114, 115)
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Specification