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Method of drug formulation based on increasing the affinity of crystalline microparticle surfaces for active agents

  • US 9,283,193 B2
  • Filed: 04/10/2014
  • Issued: 03/15/2016
  • Est. Priority Date: 09/14/2005
  • Status: Active Grant
First Claim
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1. A microparticle comprising a fumaryl diketopiperazine (FDKP) core microparticle and an insulin coating, wherein the insulin coating is about 9% to about 12% of the total weight of the microparticle.

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