×

Transdermal administration of tamsulosin

  • US 9,610,253 B2
  • Filed: 07/03/2014
  • Issued: 04/04/2017
  • Est. Priority Date: 01/14/2009
  • Status: Active Grant
First Claim
Patent Images

1. A composition for delivery of tamsulosin, comprising an adhesive matrix comprised of:

  • polyisobutylene;

    a solvent selected from dimethylacetamide, n-methylpyrrolidone and dimethylsulfoxide;

    a mixture of an unsaturated fatty acid and an alpha-hydroxy acid;

    a permeation enhancer of the formula CH3(CH2)mOCOCHR1R2,where m is an integer in the range of 6 to 14,R1 and R2 are each independently selected from hydrogen, hydroxyl, and a C1-C2 lower alkyl group, wherein at least one of R1 and R2 is hydroxyl or both R1 and R2 are hydrogen, andtamsulosin.

View all claims
  • 10 Assignments
Timeline View
Assignment View
    ×
    ×