Patent · US Active

Frigostable composition for iontophoretic transdermal delivery of a triptan compound

US11744806B2 · kind B2 · utility

0Cited by

3References

22Claims

0Family size

Assignee

LTS Lohmann Therapie-Systeme AG · DE

Inventors

Michael LINN · Omaha, US
Christoph Schmitz · Euskirchen, DE
Hanshermann Franke · Hamburg, DE

Key dates

Filing date	Dec 13, 2018
Grant date	Sep 5, 2023
Priority date	—
Expiry date	Dec 13, 2038

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61N1/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention relates to frigostable compositions suitable for iontophoretic transdermal delivery of a triptan compound. The inventive compositions include a salt of a triptan compound, preferably sumatriptan succinate, a polyamine, a dicarboxylic acid, and water or an aqueous solvent mixture, with the composition being free of monocarboxylic acids. The invention further relates to the use of the composition as an integral component of an iontophoretic patch, preferably as an anodic reservoir of the patch.

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