Pharmaceutical Compositions Comprising an Opioid Receptor Antagonist and Methods of Using Same
First Claim
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1. An intranasally deliverable pharmaceutical composition, comprising an opioid receptor antagonist or salt thereof and a liquid carrier, said opioid receptor antagonist or salt thereof having an absolute bioavailability of greater than about 30% when said pharmaceutical composition is administered to the nasal cavity of a human.
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Abstract
The present invention features compositions for intranasal administration comprising an opioid receptor antagonist. The invention also features methods of using such compositions in the treatment of various diseases and disorders, such as the treatment of alcoholism. In certain embodiments, the opioid receptor antagonist is naltrexone or a pharmaceutically acceptable salt thereof.
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Citations
20 Claims
- 1. An intranasally deliverable pharmaceutical composition, comprising an opioid receptor antagonist or salt thereof and a liquid carrier, said opioid receptor antagonist or salt thereof having an absolute bioavailability of greater than about 30% when said pharmaceutical composition is administered to the nasal cavity of a human.
- 9. A method of treating or preventing alcoholism in a human, comprising administering intranasally to a human in need thereof a therapeutically effective amount of a pharmaceutical composition comprising an opioid receptor antagonist or a salt thereof and a liquid carrier, wherein said opioid receptor antagonist or salt thereof has an absolute bioavailability of greater than about 30% when said pharmaceutical composition is administered to the nasal cavity of a human.
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20. A method of treating acute alcohol craving in a human, comprising administering intranasally to a human in need thereof a therapeutically effective amount of a pharmaceutical composition comprising an opioid receptor antagonist or a salt thereof and a liquid carrier, wherein at least a portion of the opioid receptor antagonist or salt thereof is present in dissolved or solubilized form in the liquid carrier.
Specification