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Drugs for Intestinal Helminths of Dogs Approved in the US and UK

Drugs for Intestinal Helminths of Dogs Approved in the US and UK

Drug/Drug Combination

Dosage (mg/kg)

Route of Administration

Helminths Active Againsta

Approved only in US

Fenbendazole

50, daily for 3 days

PO

Toxocara canis, Toxascaris leonina, Ancylostoma caninum, Uncinaria stenocephala, Trichuris vulpis, Taenia pisiformis

Epsiprantel

5.5, once

PO

Dipylidium caninum, T pisiformis

Milbemycin oxime

0.5, monthly

PO

T canis, T leonina, A caninum, T vulpis

Milbemycin oxime + lufenuron + praziquantel

0.5/10/5, monthly

PO

T canis, T leonina, A caninum, T vulpis, D caninum, T pisiformis, Echinococcus granulosus, Echinococcus multilocularis

Milbemycin oxime + spinosad

0.5/30, monthly

PO

T canis, T leonina, A caninum, T vulpis

Moxidectin

0.17, once (6 month product), 0.5 once (12 month product)

SC

A caninum, U stenocephala

Moxidectin

2.5, monthly

Topical

T canis, T leonina, A caninum, U stenocephala, T vulpis

Piperazine (various salts)

48–66, once, Repeat in 10 days and then monthly to prevent reinfection.b, d

PO

T canis, T leonina

Praziquantel

5–12.5, once

PO

D caninum, T pisiformis, E granulosusc, E multilocularisc

Praziquantel

5–11.4, once

SC, IM

D caninum, T pisiformis, E granulosus, E multilocularis

Pyrantel pamoate

5 (10 for dogs ≤2.3 kg), once

PO

T canis, T leonina, A caninum, U stenocephala

Ivermectin + pyrantel pamoate

0.006/5, monthly

PO

T canis, T leonina, A caninum, Ancylostoma braziliense, U stenocephala

Praziquantel + pyrantel pamoate

5/5, once

PO

T canis, T leonina, A caninum, A braziliense, U stenocephala, D caninum, T pisiformis

Praziquantel + pyrantel pamoate + febantel

5/5/25, once

PO

T canis, T leonina, A caninum, U stenocephala, T vulpis, D caninum, T pisiformis, E granulosusc, E multilocularisc

Praziquantel + pyrantel pamoate + ivermectin

5/5/0.006, monthly

PO

T canis, T leonina, A caninum, A braziliense, U stenocephala, D caninum, T pisiformis

Approved only in UK

Fenbendazole

100 once, or 50 daily for 3 daysf

PO

T canis, T leonina, Ancylostoma spp, Uncinaria spp, Trichuris spp, Taenia spp, Oslerus oslerif, Giardia sppc

Praziquantel

5, once

PO

D caninum, T pisiformis, Taenia multiceps, Taenia hydatigena, Taenia ovis, E granulosus, E multilocularis

Selamectin

6, monthly

Topical

T canis

Febantel + pyrantel embonate

15/14.4, daily for 3 days

PO

T canis, T leonina, A caninum, U stenocephala, T vulpis

Milbemycin + afoxolaner

0.50–1.07/2.50–5.36, monthly

PO

T canis, T leonina, A caninum, A braziliense, Ancylostoma ceylanicum, T vulpis, Angiostrongylus vasorum, Thelazia callipaeda

Praziquantel + pyrantel embonate + febantel

5/14.4/15,daily for 3 days

PO

T canis, T leonina, A caninum, U stenocephala, T vulpisc, D caninumc, Taenia sppc (T hydatigenac, T pisiformisc), Echinococcus sppc (E granulosusc, E multilocularisc)

Praziquantel + pyrantel embonate + oxantel embonate

5/5/20, once

PO

T canis, T leonina, A caninum, U stenocephala, T vulpis, D caninum, Taenia sppc (T ovisc, T pisiformisc, T hydatigenac, T multicepsc), Echinococcus sppc (E granulosusc, E multilocularisc), Mesocestoides sppc

Approved both in US and UK

Milbemycin oxime + lufenuron

0.5/10, monthly

PO

T canis, T leoninad, A caninum, T vulpis

Moxidectin + imidacloprid

2.5/10, monthly

Topical

T canis, T leonina, A caninum, U stenocephala, T vulpis, Spirocerca lupie, A vasorume, Crenosoma vulpise, Eucoleus boehmice, T callipaedace

Milbemycin oxime + praziquantel

0.5/5, monthly

PO

T canis, T leonina, A caninum, T vulpis, D caninum, Taenia sppg, Echinococcus spph, Mesocestoides sppe, C vulpise, A vasorume, T callipaedae

a Many of these drugs are also approved for use against other types of parasites (eg, fleas, heartworms) not listed here.

b Repeat in 10–20 days

c Only some products; longer treatment courses may be necessary for Giardia

d Only in the US

e Only in the UK

f 7 days for O osleri

gT pisiformis in US

hE multilocularis + E granulosus in US