Reported Resistance Case(s)

Species: xenopsylla cheopis

Order	Family	Common Name(s)	Group	Host
siphonaptera	pulicidae	oriental rat flea. tropical rat flea	MED	livestock, human

Active Ingredient: fenthion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 55389	Shaugnessy Code: 53301

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G4786	1986	Field Evolved Resistance	India	WHO 1986. (1986).

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