Diagnosis and Control of Ascariasis in Pigs - Ascaris: The Neglected Parasite - page 391

Levamisole Injection 7.5 mg/kg, 1 d 100% 92.3% to L4 stage and

63.5% to lung stage L3

53

In feed 8 mg/kg, 1 d 97.9% b

Pyrantel In feed 96 g/ton feed, 24 d 100% 97 e 100% to lung stage L3 52

106 mg/kg feed,
cont.

100% Reduced liver lesions j

Ivermectin In feed 2 ppm, 7 d 100% k

100 m g/kg, 7 d 97.7% 100% to L4 stage l

200 m g/kg, 7 d 100.0% 100% to L4 stage

Injection 300 m g/kg, 1 d 98.7% a

100 % m

97.5% 54

In water 300 m g/kg, 1 d 100% 100% to L4 stage m

Doramectin Injection 300 g/kg, 1 d 100% 100% to L4 stage n

m

100% o

100% 56

100% 54

a. Marchiondo AA, Szanto J. Efficacy of dichlorvos, fenbendazole, and ivermectin in swine with induced intestinal nematode infections. Am J Vet Res. 1987;48(8):1233e5.
b. Marti OG, Stewart TB, Hale OM. Comparative efficacy of fenbendazole, dichlorvos, and levamisole HCI against gastrointestinal nematodes of pigs. J parasitol. 1978;64(6):1028e31.