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Table 8 Efficacy of imidacloprid 10%/flumethrin 4.5% collars 48 hours after each infestation of cats with Amblyomma americanum or R. turanicus

From: Efficacy of an imidacloprid/flumethrin collar against fleas and ticks on cats

Study day or week

Activity and efficacy (%)

Tick species

Amblyomma americanum

Rhipicephalus turanicus

Day - 1

50 ticks (mixed sexes)

50 ticks (25ā™‚ 25ā™€)

Day 0

Collars fitted to cats in treated group

Day 2 (therapeutic efficacy)

93.3

88.2

Day 5

100

-

Day 14

100

-

Day 18

-

99.5

Week 4

-

98.1

Week 6

100

-

Week 8

-

94.4

Week 10

100

-

Week 12

-

95.7

Week 14

98.5

-

Week 16

-

94.1

Week 18

97.7

-

Week 22

100

-

Week 24

-

97.8

Week 26

100

-

Week 28

-

95.7

Week 30

100

-

Week 32

-

94.4

Week 34

100

100