Agent

Typical Species Exposed and Affected

Commonly Observed Signs

Chocolate

Cats, dogs and other small mammals

Vomiting, diarrhea, hyperactivity, tremors and seizures

Yeast dough

Dogs

Drunken appearance, abdominal pain, respiratory depression, cardiac arrest

Macadamia nuts

Dogs

Weakness, vomiting, incoordination, tremors

Raisins and grapes

Dogs and possibly other species

Vomiting, diarrhea, anorexia, lethargy and kidney failure

Avocado

Dogs, cats, rabbits, goats, cattle, horses and birds

Vomiting, diarrhea, inflammation of the mammary glands in some species, heart and respiratory problems in some species

Coffee

Cats, dogs, small mammals

Vomiting, diarrhea, hyperactivity, tremors and seizures

Alcoholic Beverages

Cats, dogs and other small mammals

Drunken appearance, vomiting, lethargy, respiratory depression

Antifreeze

Cats, dogs, other small mammals, horses, birds, reptiles and livestock

Vomiting, drunken appearance, excessive drinking and urinating, seizures and kidney failure

Liquid potpourris

Cats, dogs, other small mammals and birds

Oral and esophageal burns

Ice melts

Cats, dogs, other small mammals, birds and horses

Vomiting, diarrhea, disorientation and electrolyte imbalances

Electrical cords

Dogs, cats and small mammals

Shock or electrocution

Holiday decorations

Dogs, cats, birds, small mammals and reptiles

Injury to the mouth or gastrointestinal tract and foreign body obstruction in the gastrointestinal tract

Batteries

Dogs, cats and small mammals

Foreign body obstruction and corrosive injury to the mouth and gastrointestinal tract

Human Cough/Cold/Flu medicines

Dogs, cats, birds, small mammals and reptiles

May affect one or more body system, life threatening conditions possible

Easter, stargazer and tiger lilies

Cats

Vomiting, kidney damage and probable death

Christmas cactus
(Schlumbergera truncata)

Dogs, cats, birds, small mammals and reptiles

Gastrointestinal upset

Mistletoe
(Phoradendron serotinum)

Dogs, cats, birds, small mammals and reptiles

Gastrointestinal upset, lowered blood pressure, cardiovascular collapse and other variable signs

American holly
(Ilex opaca)

Dogs, cats, birds, small mammals and reptiles

Gastrointestinal upset and depression

Christmas tree preservative

Dogs, cats, birds, small mammals and reptiles

Mild gastrointestinal upset

Acorns

Dogs, horses, cattle

Gastrointestinal upset, foreign body obstruction, kidney failure