Table 2.

Mean geometric efficacy (%) of two 10% w/v fipronil-based spot-on solutions applied to dogs experimentally infested with I. ricinus, calculated 48 h after the treatment and 48 h after each re-infestation

	Days after treatment
	2	9	16	23	30	37
Frontline®	98.8	100.0	100.0	100.0	86.3	77.2
Effipro®	93.8	100.0	100.0	98.9	97.9	94.1