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:
Nov. 04, 2003
Filed:
Oct. 12, 2001
Hisamitsu Pharmaceutical Co., Inc., Saga, JP;
Abstract
The present invention provides an iontophoresis device and an energization method whereby a prostaglandin can be effectively and continuously administered via a skin or mucosa. The iontophoresis device comprises the first electrode structure ( ); the second electrode structure ( ); and a power supply ( ) electrically connected between the first and the second electrode structures ( ), ( ). At least one of the first and the second electrode structures contains a prostaglandin and also stabilizing means for inhibiting hydrolysis of the prostaglandin during storage. The power supply ( ) is equipped with constant current supplying means and, when both electrode structures contain a prostaglandin, also polarity inverting means. Output current from the power supply may allow the prostaglandin to be delivered to a skin or mucosa.