Posted: 3 years ago Quote #136
If you have one of these breeds:-

    Old English Sheepdog
    English Sheepdog
    Shetland Sheepdog (Sheltie)
    Australian Shepherd
    German Shepherd
    Long-haired Whippet
    Silken Windhound
    Skye Terrier
    Collie

Check out this article > http://www.petmd.com/dog/conditions/toxicity/c_dg_ivermectin_toxicity

There is a test available to check your pet for Invermectin toxicity - ask your vet!