According to VCA
Animal Hospitals, some infected dogs may not show any signs of the illness, and some might only
experience mild and brief symptoms, recovering spontaneously.
When the parasites begin to die off, the
animal may
experience a
mild hypersensitivity reaction including diarrhea Self - limiting reactions may include lethargy, vomiting, diarrhea, decreased appetite, staggering, hypersalivation, convulsions within 24 hours of treatment It is important to stop therapy and contact your veterinarian immediately if you think your pet has a medical problem or side effect from this product's therapy Can this drug be given with other drugs?