![]() Treatment of tick infestations ( Dermacentor reticulatus, Ixodes ricinus, Ixodes hexagonus, Rhipicephalus sanguineus) in dogs for 4 weeks.įleas and ticks must attach to the host and commence feeding in order to be exposed to the active substance. Treatment of flea infestations ( Ctenocephalides felis and C. All the dogs treated with Nexgard Spectra were free of eye worm at day 180 compared to 43% in the afoxolaner-treated group.įor the treatment of flea and tick infestations in dogs when the concurrent prevention of heartworm disease ( Dirofilaria immitis larvae), angiostrongylosis (reduction in level of immature adults (L5) and adults of Angiostrongylus vasorum), thelaziosis (adult Thelazia callipaeda) and/or treatment of gastrointestinal nematode infestations is indicated. Treatments were given monthly for 6 months. Thirty seven dogs were treated with Nexgard Spectra and 42 dogs were treated with afoxolaner alone, which has no action against eye worm. In a field study conducted at sites in Europe where cases of eye worm are known to exist, dogs were confirmed free of eye worm at the start of the study. ![]() ![]() Nexgard Spectra reduced worm counts by 95% at 90-92 days after treatment. Ten dogs were given Nexgard Spectra and the other 10 were untreated. The study showed that Nexgard Spectra was effective in reducing gut worms and was at least as effective as the milbemycin oxime and praziquantel.įield studies involving 84 dogs in Japan and 320 dogs in the USA, none of which had heartworm before the treatment started, showed that Nexgard Spectra given monthly for six months prevented heartworm infection.Ī laboratory study involved 20 dogs artificially infected with lungworm larvae. In a field study, 408 dogs with gut worm infections were given either a single treatment with Nexgard Spectra or a medicine containing milbemycin oxime and praziquantel (another medicine for worms). Nexgard Spectra reduced the number of live mites by 99% 28 days after starting treatment and by 100% 56 days after starting treatment. In a field study, 27 dogs with sarcoptic mange were treated with Nexgard Spectra monthly for two months. Nexgard Spectra reduced the number of live mites by 96% 56 days after starting treatment and by 98% 84 days after starting treatment. In a field study, 19 dogs with demodectic mange were treated with Nexgard Spectra monthly on three occasions. Nexgard Spectra reduced the number of fleas and ticks by at least 95% and was at least as effective as pyriprole. The study showed that Nexgard Spectra was effective in treating flea and tick infestations in dogs for up to 30 days after treatment. In a field study, 324 dogs with flea and/or tick infestations were given a single treatment with Nexgard Spectra or a spot-on medicine containing another active substance, pyriprole, that controls fleas and ticks. The effectiveness of Nexgard Spectra was investigated in both laboratory and field studies. For prevention of lungworm disease, in areas where infection regularly occurs, and for prevention of eye worm, monthly treatment is given.įor more information about using Nexgard Spectra, see the package leaflet or contact your veterinarian or pharmacist. For prevention of heartworm disease, treatment is given monthly during the mosquito season. For demodectic mange, treatment should be repeated monthly until the mange is successfully treated (as confirmed by two negative skin scrapings one month apart) whereas for sarcoptic mange treatment is given monthly for two months, or longer based on clinical signs and skin scrapings. After which, further flea and tick treatment should be continued with a monovalent product containing a single active substance. A single dose of Nexgard Spectra is given to treat gut worms. Treatment for fleas and ticks should be repeated at monthly intervals during the flea or tick seasons Nexgard Spectra can be used as part of the seasonal treatment of fleas and ticks in dogs infected with gut worms. The appropriate strength of tablets should be used according to the dog’s weight. It can only be obtained with a prescription. Nexgard Spectra is available as chewable tablets in five different strengths for use in dogs of different weights.
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