Reduction in disease incidence: IRS significantly reduces the incidence of vector-borne diseases in treated areas. Cost-effectiveness: Compared to other interventions, IRS can be a cost-effective method for controlling mosquito populations and reducing disease transmission. Community protection: IRS provides community-wide protection, benefiting even those who do not live in treated homes. Long-lasting impact: The effects of IRS can last several months, providing ongoing protection against mosquito-borne diseases.