Table III.

Compared killing efficacies of the two treatments on adult fleas at 24 and 48 hours counts.

		Day 2	Day 8	Day 15	Day 22	Day 29	Day 36	Day 43
% Efficacy at 24 hours counts	Frontline® Plus	100	100	100	100	100	100	100,0
	Comfortis®	100	100	100	98.4	85.0*	67.8*	12.6*
% Efficacy at 48 hours counts	Frontline® Plus	100	100	100	100	100	100	100,0
	Comfortis®	100	100	100	98.9	89.0*	67.9*	11.5*

^*Significant difference between the two treatment groups at Day 29, Day 36 and Day 43 at p < 0.01.