@cestpharma: Yellow Drops works excellently in preventing Trichomonas and Ornithosis. The main substance combating bacteria is Acriflavine. You can administer it directly on the beak of the pigeons (1-2 drops) on the day of basketing and the day of arrival. It can also be asministered in the drinking water (1-2 drops per pigeon) 🐦💛#cestpharmainternational #cestpharma #racingpigeons #porumbei #porumbeivoiajori #pigeonsport #passion #performance