Evaluation of the efficacy of topically administered imidacloprid + pyriproxyfen and orally administered spinosad against cat fleas (Ctenocephalides felis): Impact of treated dogs on flea life stages in a simulated home environment

Table 2 Adult cat flea comb counts from control and treated dogs

	Study day 0			Study day 63
	Control	Spinosad	Imidacloprid + PPF	Control	Spinosad	Imidacloprid + PPF
Individual Counts From Each Dog	12	7	9	166	0	0
	15	10	17	365	3	0
	21	13	18	389	4	0
	23	26	18	392	5	0
	29	28	21	402	7	0
	31	31	26	422	11	0
	38	38	34	447	18	0
	39	41	52	493	20	0
	49	60	75	514	31	0
	74	71	76	668	46	0
Geometric Means	29.1 a	26.2 a	28.0 a	405.0 a	8.6 b	0.0 c

For each study day, means followed by different letters indicate a statistically significant difference (p < 0.0001) between treatment groups.

ISSN: 1756-3305