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An Overview of Anthelmintics

An Overview of Anthelmintics. Dr Nisar Ahmad, PhD Assistant Professor Department of Parasitology UVAS, Lahore. What is Deworming?. Sometimes known as Worming or Drenching, is the giving of an Anthelmintic drug (a wormer, dewormer, or drench) to an animal. How Parasites Hurt Animals.

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An Overview of Anthelmintics

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  1. An Overview of Anthelmintics Dr Nisar Ahmad, PhD Assistant Professor Department of Parasitology UVAS, Lahore

  2. What is Deworming? Sometimes known as Worming or Drenching, is the giving of an Anthelmintic drug (a wormer, dewormer, or drench) to an animal

  3. How Parasites Hurt Animals Absorb digested nutrients Suck blood Cause mechanical obstruction Destroy tissue Secret toxins Immune Suppression

  4. Symptoms of Worm Infestation Animal lacks vigor: Dull and depressed Poor appetite Loss of body weight Diarrhea with mucus, blood or worms Animal eats soil or other organic matters Rough hair coat and anemia

  5. Symptoms of Worm Infestation Diarrhea

  6. Parasitic Infestation Emaciation

  7. Parasitic Infestation Anemia SubmandibularSwelling

  8. Risk Factors For Parasites Warm Weather 2 inches of rain in a month Pasture Grazing High Stocking Rate Thin Animals Animal in Lactation Long Residence on a Pasture

  9. Classification Four families of drugs for internal parasites Benzimidazoles (white dewormers) – Albendazole, Fenbendazole, mebendazole, and Oxfendazole Imidazothiazoles –Pyrantel, Levamisole, and Moratel Macrolytic Lactones or Avermectins - Ivermectin (Ivomec), Doramectin, and Moxidectin Others- Praziquantel, Clorsulon, etc

  10. Spectrum of Anthelmintics

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