Controlled release formulations having rapid onset and rapid...

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form

Reexamination Certificate

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Details

C424S451000, C424S452000, C424S489000, C424S491000, C424S497000

Reexamination Certificate

active

10156622

ABSTRACT:
The invention is directed to oral modified/controlled release drug formulations which provide a rapid initial onset of effect and a prolonged duration of effect. Preferably, the peak concentration is lower than that provided by the reference standard for immediate release formulations of the drug, and the duration of effect falls rapidly at the end of the dosing interval.

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