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Learn about vector control methods to prevent diseases and reduce transmission through affordable, safe, and community-friendly practices.
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بسم الله الرحمن الرحيم Umm Al-Qura University Health Sciences College at Al-Leith Department of Public Health Lecture (1)
Objectives 1/ Know Introduction of Vector Control. 2/ Define Vector Control Methods for preventing human diseases.
The discovery of the insecticide dichlorodiphenyltrichloroethane(DDT) in the 1940s was a major breakthrough in the control of vector-borne diseases. Aims of vector control: The purpose of vector control is to limit contact between humans and vectors, and to reduce vector populations or their life expectancy so that they are unable to transmit disease.
vectors control Introduction: Early control programmes included: 1- Screening of houses. 2- Use of mosquito nets. 3- Drainage or filling of swamps and other water bodies used by insects for breeding. 4- Application of oil or Paris green to breeding places.
Vector control methods suitable for community involvement should be: 1- effective. 2- affordable and cheap. 3- use equipment and materials that can be obtained locally. 4- simple to understand and apply. 5- acceptable and compatible with local custom. 6- safe to the human and the environment.
Vector Control Methods: 1- Residual insecticides application (Spraying and dust application of insecticides) 2- Breeding sites treatment (Larviciding) 3- Personal protection measures that include the use of: • Repellants. • Insecticides Treated bed nets (ITNs/LLINs). • Cloth Treatment. • Protective cloths. • Screening of houses.
4- Space spraying or fogging. 5- Environmental management that includes: Source reduction. Sources management. Elimination of hiding places. 6- Health Promotion Campaign. 7- Integrated Vector Management (IVM). 8- Aerial application.
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