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Table 1 Nematode counts and percentage efficacy of monthly administered NexGard Spectra® against Angiostrongylus vasorum

From: Monthly administrations of milbemycin oxime plus afoxolaner chewable tablets to prevent Angiostrongylus vasorum infection in dogs

Group Dog ID Nematode recovery at necropsy
A. vasorum count Group geometric mean
Untreated control 57699 53 66.4
57666 95  
58147 93  
58247 44  
57870 62  
58039 39  
58043 75  
58416 87  
58192 91  
58312 56  
NexGard Spectra®-treated 58286 24 3.4
93641 3  
94510 4  
58036 6  
91019 1  
57856 2  
58395 4  
91574 0  
90839 3  
58235 5  
% Efficacy 94.9
P-value < 0.0001