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Peptide/protein suspending formulations

  • US 5,972,370 A
  • Filed: 01/28/1999
  • Issued: 10/26/1999
  • Est. Priority Date: 06/07/1995
  • Status: Expired due to Term
First Claim
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1. A beneficial agent delivery device comprising a housing including a fluid impermeable wall section and a fluid permeable wall section, which sections define and surround an internal compartment, wherein the device delivers a formulation over an extended delivery period, and wherein the device contains a formulation comprising:

  • (a) at least 5% by weight beneficial agent in the form of solid particles having a particle size of 0.3 to 50 microns; and

    (b) a liquid suspension vehicle for suspending the particles in the formulation, wherein the liquid suspension formulation viscosity is sufficient to prevent settling of the agent in the liquid suspension formulation in the device over the extended delivery period.

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