Table 13 Efficacy of Imidacloprid 10%/flumethrin 4.5% collars against fleas and ticks on dogs regularly shampooed or immersed in water
From: Efficacy of an imidacloprid/flumethrin collar against fleas, ticks, mites and lice on dogs
Study Day or Week | Activity and efficacy (%) | |||||
|---|---|---|---|---|---|---|
Flea or tick species | Ctenocephalides felis felis | Rhipicephalus sanguineus | Dermacentor variabilis | |||
Day-1 | 100 fleas | 50 ticks (mixed sexes) | N/A | |||
Day 0 | Collars fitted to dogs in treated groups | |||||
Day 2 | 100 | 100 | 55.8 | 83.1 | N/A | |
Day 5 | – | – | – | – | 50 ticks (mixed sexes) | |
Day 7 | 100 | 100 | 98.4 | 97.8 | 99.5 | 97.8 |
Treatment | shampoo | immersion | shampoo | immersion | shampoo | immersion |
Day 21, Efficacy Day 28 | 100 | 100 | – | – | 99.8 | 99.4 |
Day 21 Efficacy Day 35 | – | – | 100 | 99 | – | – |
Day 49, Efficacy Day 56 | 100 | 100 | – | – | 99.2 | 100 |
Day 49 Efficacy Day 63 | – | – | 99.7 | 100 | – | – |
Day 77, Efficacy Day 84 | 99.3 | 99.6 | – | – | 98 | 97.8 |
Day 77, Efficay Day 91 | – | – | 98.6 | 100 | – | – |
Day 105, Efficacy Day 112 | 97 | 96.3 | – | – | 97.8 | 97.3 |
Day 105, Efficay Day 119 | – | – | 100 | 100 | – | – |
Day 133, Efficacy Day 140 | 93.7 | 91.1 | – | – | 94.1 | 95.6 |
Day 133, Efficay Day 147 | – | – | 100 | 95.4 | – | – |
Day 161, Efficacy Day 168 | 98.3 | 87.1 | – | – | 95.9 | 95 |
Day 161, Efficacy Day 175 | – | – | 98.8 | 97.3 | – | – |
Day 189, Efficacy Day 196 | 93.9 | 67.8 | – | – | 95.4 | 96.1 |
Day 189, Efficacy Day 203 | – | – | 100 | 94.4 | – | – |
Day 217, Efficacy Day 224 | 90.1 | 50.3 | – | – | 94.7 | 89.1 |
Day 217, Efficay Day 231 | – | – | 97.6 | 94.4 | – | – |