In the article “Effects of milbemycin oxime, combined with spinosad, when administered orally to microfilaremic dogs infected with adult heartworms (
Mean ± SD adult heartworm counts were 26.4 ± 8.2 adult worms (range, 14 to 37 adult worms) in the control group, 24.1 ± 6.9 adult worms (range, 13 to 34 adult worms) in the 1× group, 25.9 ± 9.1 adult worms (range, 16 to