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Delivery of compounds for the treatment of headache through an inhalation route

  • US 7,498,019 B2
  • Filed: 03/21/2006
  • Issued: 03/03/2009
  • Est. Priority Date: 05/24/2001
  • Status: Expired due to Fees
First Claim
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1. A condensation aerosol for delivery of rizatriptan formed by heating a composition containing rizatriptan coated on a solid support to form a vapor and condensing the vapor to form a condensation aerosol comprising particles, wherein the particles comprise at least 10 percent by weight of rizatriptan and less than 5 percent by weight of rizatriptan degradation products, and the condensation aerosol has an MMAD of less than 5 microns.

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