Intestinal parasites can cause serious health problems like malnutrition, weight loss, poor egg production and other issues. Just like humans, birds need regular worming. Wormout Gel is used for total worm control in caged and aviary birds. It contains rapidly acting ingredients for a complete and safe kill of intestinal worms in an easy, in-water treatment or direct dose via a crop needle. Sizes: 50ml, 100ml or 250ml.