To be effective, the product must contain fipronil for tick control, Grace said. (itchmo.com)
Key Benefits: Active ingredient fipronil kills and repels ticks, fleas, lice, and mosquitoes, aids in the control of mites, and repels and prevents blood feeding by biting flies Repels ticks within 10 minutes of treatment and helps reduce the chance of dangerous disease transmission Rapidly kills ticks and fleas, and helps prevent new infestations fo rup to 1 month Topical treatment is quick and easy to administer Waterproof effectiveness is not diminished if your dog gets wet (petmedstoday.com)
There is also a report on the use of fipronil spray (Frontline Spray Rx) once a month to kill cheyletiella mites and all of the animals in this study were cleared after the initial treatment. (vetinfo.com)