Can I Give My Dog Imodium A-D?
No
DANGER: MDR1-mutation breeds (Collies, Australian Shepherds, Shelties, related herding breeds) can suffer severe neurotoxicity. Do not use in herding breeds without a vet MDR1 test.
Source: Veterinary Partner (VIN)
Skip it or ask a vet first if
MDR1 breedsdiarrhea with bloodsuspected toxin ingestioncats
The safe habit
Confirm any medication decision with your veterinarian, who knows your dog's health history and other medications. VetDose shows published reference data, not prescriptions.