Patents Assigned to NEOS THERAPEUTICS, LLP
  • Compositions comprising methylphenidate complexed with ion-exchange resin particles
    Patent number: 9072680
    Abstract: Pharmaceutical compositions of methylphenidate complexed with ion-exchange resin particles to form drug-resin particles are provided. The compositions have a first plurality of drug-resin particles that are uncoated and a second plurality of drug-resin particles that are coated with a delayed release coating. Preferably, the second plurality of drug-resin particles are coated with a triggered-release coating triggered by a pH change and a diffusion barrier coating.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 7, 2015
    Assignee: NEOS THERAPEUTICS, LLP
    Inventors: Mark Tengler, Russell McMahen