Pharmaceutical composition comprising amphetamines complexed with ion-exchange resin particles

  • US 9,265,737 B2
  • Filed: 03/18/2015
  • Issued: 02/23/2016
  • Est. Priority Date: 06/28/2011
  • Status: Active Grant
First Claim
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1. A pharmaceutical composition comprising amphetamines complexed with ion-exchange resin particles to form drug-resin particles, wherein 30 to 50% by weight of said amphetamines are present in a first plurality of immediate release drug-resin particles and 50 to 70% by weight of said amphetamines are present in a second plurality of drug-resin particles that are coated with a delayed release coating.

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