DRENCH TRAX CYDECTIN PLATINUM COMBINATION DRENCHES FIELD TRIALS BENEFITS

A new wave of concern is sweeping the Australian cattle industry as the damaging impact of continuing to use old single-active drenches on cattle growth comes to light.

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Single-active drenches are ineffective, leaving an alarming 40% of worms untouched.1,2, 10-14
Single active drenches dominate treatment against worms, 80% of all drenches used in Australia.3
Single active drenches resulted in a 72,000 tonne shortfall in beef production.4*
A staggering amount – around $250 million in lost revenue for cattle producers.4

NATIONAL EFFICACY RATES2

OVERALL EFFICACY RATES FECRT (%)

14 days after treatment
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NATIONAL-TOTAL-WORM

COOPERIA NATIONAL EFFICACY RATES FECRT (%)

14 days after treatment
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NATIONAL-TOTAL-WORM

OSTERTAGIA NATIONAL EFFICACY RATES FECRT (%)

14 days after treatment
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NATIONAL-TOTAL-WORM

BARBER’S POLE WORM NATIONAL EFFICACY RATES FECRT (%)

14 days after treatment
(Click on the graph to zoom in)
NATIONAL-TOTAL-WORM

REFERENCES:

  1. Ball & Gibbison (2021) Resistance pattern to avermectins and milbemycins in current strains of Australian cattle nematodes, ACV Journal.
  2. Ball (2025) Australian Cattle Drench FECRT Database - Virbac Data on File.
  3. Based on BARONS data as of October 2024.
  4. Calculated using the number of beef calves according to MLA 2024, efficacy and productivity data from reference 1-2 and price per kg beef 2024-25.
  5. Virbac (2022) Comparative Worm/Tick Counts and Productivity in QLD Cattle following Mox/Lev or Doramectin Pour On- Study 620-21- Data on File.
  6. NSW DPI/LLS (2020) Duck Creek Endoparasite Trial (data on file).
  7. JCU (2020) Comparative efficacy and productivity of pour on endectocides (data on file).
  8. Refer to the registered label (APVMA No88072).
  9. Product details as retrieved from APVMA Pubcris on 1 March 2025.
  10. Kotz & Hunt (2023) Current status and outlook for insecticide, acaricide and anthelmintic resistances across the Australian ruminant livestock industries, Australian Veterinary Journal.
  11. Woodgate et al (2017) Occurrence, Measurement and Clinical Perspectives of Drug Resistance in Important Parasitic Helminths of Livestock. Antimicrobial Drug Resistance.
  12. Lyndal-Murphy et al (2010) Reduced efficacy of macrocyclic lactone treatments in controlling gastrointestinal nematode infections of weaner dairy calves in subtropical eastern Australia. Vet Parasitology.
  13. Bullen, Beggs, Mansell, Runciman, Malmo, Playford, Pyman (2016), Anthelmintic resistance in gastrointestinal nematodes of dairy cattle in the Macalister Irrigation District of Victoria, Australian Veterinary Journal.
  14. Mauger et al (2022) Anthelmintic resistance of gastrointestinal nematodes in dairy calves. * “Weight Gain” is not a Cydectin Platinum claim. Refer to registered label (APVMA No. 88072).