Reported Resistance Case(s)

Species: haematobia irritans

Order	Family	Common Name(s)	Group	Host
diptera	muscidae	horn fly	MED	livestock

Active Ingredient: ivermectin

MOA: Chloride channel activators, Avermectins, Milbemycins
Group: ABM	CAS #: 70288-86-7	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G5467	1993	Unspecified	USA	Mckenzie C.L., and R.L. Byford. (1993). Continuous, Alternating, and Mixed Insecticides Affect Development of resistance in the Horn Fly (Diptera: Muscidae). Journal of Economic Entomology, 86(4) 1040-1048.

*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.