Harkers Harka-Verm 100ml is a liquid wormer for the treatment of roundworm and hairworm in racing pigeons and cage / aviary birds.
Contains levamisole hydrochloride 8%. Concentrated solution for dilution and oral administration.
Dilue 6ml of Harka-Verm in 2 litres of drinking water. Offer the diluted water to the birds over a three day period, and do not allow them to drink from any other source. Precautionary worming is advised three weeks before breeding commences.