Skip to main content

Advertisement

Table 1 Number and percentage of dogs receiving monthly treatment with topical moxidectin + imidacloprid or selamectin treatment positive for microfilariae or antigen of Dirofilaria immitis at different study intervals from day 30 (after first treatment) up to day 300 after the first treatment

From: Chemoprophylaxis of Dirofilaria immitis (Leidy 1856) infection at a high challenge environment

  Day 30 to 150a Day 180b Day 270 to 300
Monthly treatment No. pos./total No. pos./total No. pos./total
Moxidectin + imidacloprid 3/23 (13.0 %) 0/18 (0 %) 0/14a (0 %)
Selamectin 6/23 (26.1 %) 1/20 (5.0 %) 4/15b (26.7 %)
  1. aConsidered to be infected before the first treatment
  2. bPossibly infected before the first treatment
  3. Different superscript letters in columns are significantly different (x 2 = 2.38; p = 0.057)