Parasiticidal formulations that can be applied dermally

US6372765B1 · kind B1 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Kirkor Sirinyan · Bensberg, DE
• Hubert Dorn · Wuppertal, DE
• Richard Kujanek · Recklinghausen, DE
• Klemens Krieger · San Miguel Ajusco, MX
• Ulrich Heukamp · Kürten, DE
• Doris Hackemuller · Düsseldorf, DE
• Terence Hopkins · Jimboomba, AU

Key dates

• Filing date: Nov 5, 1999
• Grant date: Apr 16, 2002
• Expiry date: Nov 5, 2019

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P33/14
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to formulations for the dermal control of parasitic insects of animals, having the following compositionagonists or antagonists of the nicotinergic acetylcholine receptors of insects in a concentration of from 1 to 20% by weight based on the overall weight of the formulation;solvents from the group benzyl alcohol or optionally substituted pyrrolidones in a concentration of at least 20% by weight based on the overall weight of the formulation;if desired, further solvents from the group consisting of cyclic carbonates or lactones in a concentration of from 5.0 up to 80% by weight based on the overall weight of the formulation;if desired, further auxiliaries from the group thickeners, spreading agents, colorants, antioxidants, propellants, preservatives, adhesives, emulsifiers, in a concentration of from 0.025 up to 10% by weight based on the overall weight of the formulation.