US 12,377,085 B2
Prolonged ectoparasite-controlling agent for animal
Yoji Aoki, Chiba (JP); Shinichi Banba, Chiba (JP); Markus Berger, Berlin (DE); and Lars Baerfacker, Duesseldorf (DE)
Assigned to Mitsui Chemicals Crop & Life Solutions, Inc., Tokyo (JP)
Filed by Mitsui Chemicals Crop & Life Solutions, Inc., Tokyo (JP)
Filed on Mar. 9, 2023, as Appl. No. 18/119,564.
Application 18/119,564 is a continuation of application No. 16/648,530, granted, now 11,696,913, previously published as PCT/JP2018/036162, filed on Sep. 19, 2018.
Claims priority of application No. 2017-179947 (JP), filed on Sep. 20, 2017.
Prior Publication US 2023/0226037 A1, Jul. 20, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 31/455 (2006.01); A61K 31/166 (2006.01); A61P 33/14 (2006.01)
CPC A61K 31/455 (2013.01) [A61K 31/166 (2013.01); A61P 33/14 (2018.01)] 4 Claims
 
1. A method for control of an ectoparasite on an animal, comprising systemically applying a compound represented by the following Formula (2):

OG Complex Work Unit Chemistry
wherein:
R1 represents a hydrogen atom or a C1-C4 alkyl group;
R2 represents a trifluoromethyl group or a pentafluoroethyl group;
X represents a difluoromethyl group;
X5 represents a bromine atom or an iodine atom;
A represents a nitrogen atom; and
Y represents a single bond,
wherein the ectoparasite includes Ctenocephalides felis.