The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 1994
Filed:
Feb. 08, 1991
Applicant:
Inventors:
Burton H Sage, Jr, Raleigh, NC (US);
Jim E Riviere, Raleigh, NC (US);
Assignees:
North Carolina State University, Raleigh, NC (US);
Becton Dickinson and Company, Franklin Lakes, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N / ;
U.S. Cl.
CPC ...
604 20 ; 604 49 ; 128898 ;
Abstract
The invention discloses methods and compositions for enhanced skin concentration of iontophoretic delivered active agents. The compositions are pharmaceutically acceptable compositions for iontophoretic delivery which comprise a skin concentration enhancing amount of a vasoconstrictor and active agent. Methods comprise adding a skin concentration enhancing amount of a vasoconstrictor to an active agent and delivering by iontophoresis.