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Delivery of antidepressants through an inhalation route

  • US 20040191179A1
  • Filed: 01/27/2004
  • Published: 09/30/2004
  • Est. Priority Date: 05/24/2001
  • Status: Active Grant
First Claim
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1. A composition for delivery of bupropion consisting of a condensation aerosol a. formed by volatilizing a thin layer of bupropion on a solid support, having the surface texture of a metal foil, to a temperature sufficient to produce a heated vapor of bupropion and condensing the heated vapor of bupropion to form condensation aerosol particles, b. wherein said condensation aerosol particles are characterized by less than 5% bupropion degradation products, and c. the condensation aerosol has an MMAD of less than 3 microns.

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