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  • Home
    • Welcome to WormBoss
    • WormBoss for Sheep & Goats
    • WormBoss for Cattle
  • Treatment
    • Introduction to Treatment
    • How to decide which animals to treat
      • Which animals are susceptible to worms
      • Plan an annual control strategy
      • Observation of physical signs
      • Monitoring WECs of cattle
      • Which worms are present?
    • When and how to chemical treat
      • Drench only when necessary
      • Using the appropriate drench
        • Combination drenches
      • Efficacy of different application methods
      • Short versus long acting drenches
        • Management of long acting drenches
      • Different actives for internal and external parasites
      • Quarantine drenching
    • Treatment schemes
    • Products
      • ParaBoss Products Search
      • Chemical groups and actives
        • Macrocyclic Lactones
        • Benzimidazoles
        • Imidazothiazole
        • Chemical mixtures and combinations
        • Sulfonamide
        • Nitroxynil
        • Salicylanilides
        • Amino-acetonitrile derivatives
      • Choosing and using products
      • Application methods
        • Pour-on
        • Inject
        • Oral drench
    • Consider other parasites when treating
    • Drench resistance
      • What is drench resistance?
      • Causes of drench resistance
      • Refugia
      • Treatment failure
      • Manage drench resistance
    • Occupational Health and Safety
    • Environment
      • Environmental contamination
      • Dung beetles
    • Residues and withholding periods
    • Dairy cattle and house cows
  • Management
    • Introduction to Management
    • Strategic treatments
    • Assess worm burdens
      • Monitor worm control effectiveness
      • Worm egg counts
      • Larval cultures
      • DNA tests to identify worm species
      • Blood/milk tests
    • Tests for drench resistance
      • Post-drench WEC
      • Before and after DrenchCheck
      • WECRT DrenchTest
      • Worm resistance testing
    • Calculating economic benefit of treatment
    • Non-chemical worm control
      • Pasture management
    • Breed cattle for worm resistance
    • Feedlots
    • Professional Service Providers
      • NSW and ACT
      • NT
      • QLD
      • SA
      • TAS
      • VIC
      • WA
  • Annual Program
    • Introduction to Annual Program
    • South and Central Coast NSW
    • Southern and Central Slopes and Tablelands NSW
    • North Coast NSW
    • Northern Tablelands NSW
    • South-western WA
    • Tropical Coast QLD
    • Temperate Rangelands
    • Subtropical Rangelands
    • Subtropical Coastal QLD
    • Central Victoria and Tasmania
    • Western Victoria and South Australia
    • Northern Australia
    • Feedlots
  • Worms
    • Introduction to Worms
    • About worms
      • Types of worms
      • Cost of worms
      • Worm life cycles and life stages
        • Roundworm: gastro-intestinal nematode
        • Roundworm: lungworm
        • Cattle tapeworm
        • Larval tapeworm
        • Fluke
      • Worms on pasture
      • Signs of worms
    • Roundworms
      • Barber's pole worm: Haemonchus placei, Haemonchus contortus
      • Brown stomach worm: Ostertagia ostertagi
      • Small intestinal worm: Cooperia oncophora / Cooperia pectinata / Cooperia punctata
      • Stomach hair worm: Trichostrongylus axei
      • Black scour worm: Trichostrongylus species
      • Thin-necked intestinal worm: Nematodirus
      • Lungworm: Dictyocaulus viviparus
      • Hookworm: Bunostomum phlebotomum
      • Nodule worm: Oesophagostomum radiatum
      • Large-mouthed bowel worm: Chabertia ovina
      • Threadworm: Strongyloides species
      • Whipworm: Trichuris species
      • Eye worm: Thelazia species
      • Onchocercosis: Onchocerca gutturosa (synonym Onchocerca lienalis), Onchocerca gibsoni, Onchocerca cebein
      • Other nematodes (large round worm: Ascaris spp. and gullet worm: Gongylonema spp.)
    • Flukes
      • Liver fluke: Fasciola hepatica
      • Stomach fluke: Paramphistomum species and Calicophoron calicophorum
    • Tapeworms
      • Intestinal tapeworm: Moniezia benedeni
      • Hydatid cysts: Echinococcus granulosus
      • Beef measles: cysts of Cysticercus bovis
      • Bladder worm: cysts of Cysticercus tenuicollis
    • Other Internal parasites of cattle
      • Black scours: Coccidia
      • Crypto: Cryptosporidium
      • Neosporosis: Neospora caninum
      • Sarcocystis
      • Theileriosis
      • Tick fever
      • Tritrichomonas
  • Learn More
  1. Treatment
  2. When and how to chemical treat

When and how to chemical treat

Drench only when necessary

Using the appropriate drench

Efficacy of different formulations

Short versus long-acting drenches

Different actives for internal and external parasites

Quarantine drenching

Treatment
  • >How to decide which animals to treat
    • Which animals are susceptible to worms
    • Plan an annual control strategy
    • Observation of physical signs
    • Monitoring WECs of cattle
    • Which worms are present?
  • >When and how to chemical treat
    • Drench only when necessary
    • >Using the appropriate drench
      • Combination drenches
    • Efficacy of different application methods
    • >Short versus long acting drenches
      • Management of long acting drenches
    • Different actives for internal and external parasites
    • Quarantine drenching
  • Treatment schemes
  • >Products
    • ParaBoss Products Search
    • >Chemical groups and actives
      • Macrocyclic Lactones
      • Benzimidazoles
      • Imidazothiazole
      • Chemical mixtures and combinations
      • Sulfonamide
      • Nitroxynil
      • Salicylanilides
      • Amino-acetonitrile derivatives
    • Choosing and using products
    • >Application methods
      • Pour-on
      • Inject
      • Oral drench
  • Consider other parasites when treating
  • >Drench resistance
    • What is drench resistance?
    • Causes of drench resistance
    • Refugia
    • Treatment failure
    • Manage drench resistance
  • Occupational Health and Safety
  • >Environment
    • Environmental contamination
    • Dung beetles
  • Residues and withholding periods
  • Dairy cattle and house cows
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