Field efficacy and safety of fluralaner solution for administration in drinking water for the treatment of poultry red mite (Dermanyssus gallinae) infestations in commercial flocks in Europe

Table 3 Initial mite counts per unit and percentage mite efficacy on layer farms

Farm	Mean mite counts, Day -1		Efficacy (%) on days after the first fluralaner administration
Farm	Treated	Control	0	1	3	9	14	Last day with > 90% efficacy
01-A	568	409	50.7	nd	96.6	97.8	99.3	90.7 (Day 63)
02-A	2138	1673	74.8	nd	98	99.7	99.8	97.5 (Day 56)
06-A	2245	758	56.8	nd	99.4	100	100	95.4 (Day 238^a)
07-A	196	162	26	nd	95.3	100	99.8	93.6 (Day 167)
09-A	979	694	54.9	nd	99.4	100	100	96.5 (Day 126)
DC1	2250	751	–	99.7	99.8	100	100	100 (Day 119)
DC2	1610	367	–	88.7	96.9	99.6	99.9	100 (Day 89^a)
DC3	1313	1194	–	nd	96.0	99.9	99.9	98.7 (Day 133)

ISSN: 1756-3305