• Body temperature less than 100.4°F (38°C) or greater than 105°F (40.6°C)

• Discharge from the nose or eyes

• Fur loss or red, swollen skin

• Dark red urine

• Loss of energy

• Loss of appetite and weight

• Drooling

• Diarrhea, or no droppings for more than 12 hours

• Not hopping or moving normally

• Trouble breathing

If any of these signs occur, you should contact your veterinarian immediately.