Sublingual apomorphine
First Claim
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1. A method of preparing a pharmaceutical composition that is a mucoadhesive film comprising the steps of:
- (i) combining a film-forming mucoadhesive polymer, apomorphine particles comprising an acid addition salt of apomorphine, and a solvent to form a mixture; and
(ii) pouring the mixture onto a surface and evaporating some of said solvent to form a first film comprising said apomorphine particles;
wherein said method further comprises contacting or impregnating said first film or mixture with a pH neutralizing agent to produce said mucoadhesive film, said mucoadhesive film comprising said apomorphine particles and said pH neutralizing agent.
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Abstract
Disclosed are methods of preparing a pharmaceutical composition that is a mucoadhesive film by: (i) combining a film-forming mucoadhesive polymer, apomorphine particles containing an acid addition salt of apomorphine, and a solvent to form a mixture; and (ii) pouring the mixture onto a surface and evaporating some of the solvent to form an intermediate film including the apomorphine particles; where the method further includes contacting or impregnating the intermediate film or mixture with a pH neutralizing agent to produce the mucoadhesive film containing the apomorphine particles and the pH neutralizing agent.
90 Citations
29 Claims
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1. A method of preparing a pharmaceutical composition that is a mucoadhesive film comprising the steps of:
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(i) combining a film-forming mucoadhesive polymer, apomorphine particles comprising an acid addition salt of apomorphine, and a solvent to form a mixture; and (ii) pouring the mixture onto a surface and evaporating some of said solvent to form a first film comprising said apomorphine particles; wherein said method further comprises contacting or impregnating said first film or mixture with a pH neutralizing agent to produce said mucoadhesive film, said mucoadhesive film comprising said apomorphine particles and said pH neutralizing agent. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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Specification