4 in 1 Soluble – Canker, Cocci, Worms, Parasites – Harkers


We despatch goods Monday to Friday and aim to post them within 24 hours of ordering, where possible.

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Harkers 4 in 1 Soluble

Harkers 4 in 1 Soluble is for the treatment and prevention of canker, coccidiosis, worms and external parasites (lice and mites) in racing pigeons, via the drinking water.

Harkers 4 in 1 Soluble has won the Best Bird category at PATS pet trade show; the judges said “This bird health product fulfilled a need in the market, was easy to administer and had clear instructions on usage, and also a long shelf life.”


Add 6ml of Harkers 4 in 1 to 1 litre of fresh drinking water daily, for a period of 5 days. Always use fresh solution daily and do not allow birds to drink from any other source during the treatment period

Treat parent stock 3 weeks prior to breeding and young birds after weaning (do not treat birds less than 8 weeks of age). Repeat before racing begins and at 6-8 weekly intervals thereafter as a preventative measure

  • One bottle will treat 50 birds
  • Costs less than 40p per treatment
  • Contains Amprolium Hydrochloride, Ronidazole and Ivermectin.

Other members of the 4 in 1 family are 4 in 1 tablets and 4 in 1 spot on.

Additional information

Weight .1 kg