Patent · US Active

Composition for transdermal delivery of cationic active agents

US10881606B2 · kind B2 · utility

11Cited by

8References

28Claims

0Family size

Assignee

LTS Lohmann Therapie-Systeme AG · DE

Inventors

Christoph Schmitz · Euskirchen, DE
Mohammad Sameti · Bonn, DE
Andreas Koch · Heiligenhaus, DE
Michael Horstmann · Neuwied, DE

Key dates

Filing date	Jun 16, 2009
Grant date	Jan 5, 2021
Priority date	—
Expiry date	Jun 16, 2029

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P31/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A composition for transdermal delivery, particularly iontophoretic transdermal delivery, having at least one cationic active agent or a salt thereof. The composition comprises at least one cationic active agent or a salt thereof, at least one polyamine and/or polyamine salt, water or an aqueous solvent mixture, and optionally one or more additives. Use of the composition as a component of a transdermal patch or of an iontophoretic transdermal patch is also provided, as well as the use of the composition in a method for transdermally or iontophoretically administering cationic active agents. A method for determining the in vitro skin permeation properties of an active agent-containing iontophoretic composition is also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.