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US 7,678,364 B2Granted
Particles for inhalation having sustained release properties
AssigneeAlkermes, Inc.
InventorsDavid A. Edwards, Jeffrey S. Hrkach
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AssigneeAlkermes, Inc.
InventorsDavid A. Edwards, Jeffrey S. Hrkach
Estimating the term…
The invention generally relates to a method for pulmonary delivery of therapeutic, prophylactic and diagnostic agents to a patient wherein the agent is released in a sustained fashion, and to particles suitable for use in the method. In particular, the invention relates to a method for the pulmonary delivery of a therapeutic, prophylactic or diagnostic agent comprising administering to the respiratory tract of a patient in need of treatment, prophylaxis or diagnosis an effective amount of particles comprising a multivalent metal cation which is complexed with a therapeutic, prophylactic or diagnostic agent or any combination thereof having a charge capable of complexing with the cation upon association with the agent, a pharmaceutically acceptable carrier and optionally, a multivalent metal cation-containing component wherein the total amount of multivalent metal cation present in the particles is more than 1% weight/weight of the total weight of the agent (% w/w). Release of the agent from the administered particles occurs in a sustained fashion.
A method of delivery to the pulmonary system comprising:
A method of delivery to the pulmonary system comprising:
A composition for delivery to the pulmonary system comprising:
Dependencies are inferred from the claim text.