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BANDAGE FOR CONTROLLED RELEASE OF VASODILATORS

  • US 3,742,951 A
  • Filed: 08/09/1971
  • Issued: 07/03/1973
  • Est. Priority Date: 08/09/1971
  • Status: Expired due to Term
First Claim
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1. A medical bandage for the continuous administration to the skin or mucosa of controlled quantities of systemically active vasodilator drugs over a prolonged period of time by absorption through the external body skin or mucosa, said bandage comprising a laminate of (1) a backing member defining one face surface of the bandage;

  • (2) a pressure-sensitive adhesive adapted for contact with the skin or mucosa, the external surface of said pressure-sensitive adhesive defining the other face surface of the bandage and, disposed between the face surfaces defined by (1) and (2);

    (3) at least one reservoir comprised of a systemically active vasodilator drug formulation confined within a wall member, said wall member being formed from drug release rate controlling material to continuously meter the flow of drug from the said reservoir to the skin or mucosa at a controlled and predetermined rate over a prolonged period of time.

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