Autor: |
Tielemans, E., Manavella, C., Polmeier, M., Chester, T., Murphy, M., Gale, B. |
Zdroj: |
Parasite - Journal de la Société Française de Parasitologie; December 2010, Vol. 17 Issue: 4 p343-348, 6p |
Abstrakt: |
The acaricidal efficacy against Dermacentor reticulatusin dogs of the commercial topical combinations fipronil/(S)-methoprene (FRONTLINE Combo®spot-on dog), imidacloprid/permethrin (Advantix®) and metaflumizone/amitraz (ProMeris Duo®) was evaluated and compared. Three treatment groups and one untreated control group of six adult Beagle dogs each were randomly formed. Each treatment was administered topically once on Day-0, according to the recommended label dose and instructions for use. All dogs were infested weekly with approximately 50 adult unfed D. reticulatusover a period of seven weeks. Ticks were removed and counted approximately 48 hours after each infestation. The percent reduction in numbers of ticks for fipronil/(S)-methoprene was ≥97 % compared to untreated controls for all seven weekly infestations. The percent reductions for imidacloprid/permethrin and metaflumizone/amitraz were satisfactory initially but fell and stayed below 90 % after three weeks. From the third week onwards, fipronil/(S)-methoprene treated dogs had significantly fewer ticks than imidacloprid/ permethrin or metaflumizone/amitraz treated dogs (p < 0.05). |
Databáze: |
Supplemental Index |
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