Table 5 Effect of imidacloprid and flumethrin residues against larvae of Ctenocephalides felis felis on blankets that had been in contact with cats wearing medicated collars
From: Efficacy of an imidacloprid/flumethrin collar against fleas and ticks on cats
Study day or week | Activity and efficacy (%) | |
|---|---|---|
50 flea eggs incubated on 10 control and on 10 in-contact blankets | ||
Efficacy (%) | Mean No. of fleas on control blankets/ No. on in-contact blankets | |
Day ā8 | 0 | 16.7/6.7 |
Day 0 | Collars fitted to treated cats | |
Week 2 | 100 | 26.5/0 |
Week 5 | 100 | 16.8/0 |
Week 10 | 96 | 32.5/1.3 |
Week 13 | 92.9 | 21.2/1.5 |
Week 17 | 73.7 | 26.2/6.9 |
Week 21 | 81.3 | 26.7/5 |
Week 25 | 67.3 | 26.6/8.7 |
Week 29 | 69.9 | 24.3/7.3 |
Week 33 | 67.5 | 15.4/5 |