Sustained release dosage forms of ziprasidone
First Claim
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1. A sustained release oral dosage form comprising a pharmaceutically effective amount of ziprasidone and a sustained release means for releasing at least a portion of said ziprasidone, wherein following administration to achieve steady state, said dosage form provides a steady state minimum blood ziprasidone concentration (Cmin) of at least 20 ng/ml, and a steady state maximum blood ziprasidone concentration (Cmax) of less than 330 ng/ml.
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Abstract
A sustained release solid oral dosage form for treatment of a psychotic disorder, for example schizophrenia, in a mammal is provided, which oral dosage form comprises ziprasidone in an amount effective in treating said psychotic disorder and a pharmaceutically acceptable carrier.
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50 Claims
- 1. A sustained release oral dosage form comprising a pharmaceutically effective amount of ziprasidone and a sustained release means for releasing at least a portion of said ziprasidone, wherein following administration to achieve steady state, said dosage form provides a steady state minimum blood ziprasidone concentration (Cmin) of at least 20 ng/ml, and a steady state maximum blood ziprasidone concentration (Cmax) of less than 330 ng/ml.
- 2. A sustained release oral dosage form comprising a pharmaceutically effective amount of ziprasidone, said dosage form releasing no greater than 90 wt % of said ziprasidone from said dosage form during the first 2 hours after administration to an in vitro use environment, wherein said dosage form comprises at least 30 mgA of ziprasidone, and said in vitro use environment is 900 mL of a dissolution medium of a simulated intestinal buffer solution.
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3. A sustained release oral dosage form comprising a pharmaceutically effective amount of ziprasidone and a sustained release means for releasing at least a portion of said ziprasidone, wherein said at least a portion of said ziprasidone in said sustained release means is at least one of crystalline ziprasidone and ziprasidone combined with a cyclodextrin.
Specification