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Table 12 In vitro efficacy against Ixodes scapularis of residues of imidacloprid/flumethrin on the hair of a collared dog

From: Efficacy of an imidacloprid/flumethrin collar against fleas, ticks, mites and lice on dogs

Study Day or Week

Activity and efficacy (%)

10 unfed nymphs

10 unfed adult ticks

Day-2

0

0

Day 7

100

100

Day 14

100

100

Week 6

100

100

Week 10

100

100

Week 14

98.7

100

Week 18

100

100

Week 22

100

100

Week 26

100

100

Week 30

100

100

Week 34

100

100