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AvoidAffects catsAffects dogs
caffeine
Caffeine is a methylxanthine. Pets metabolize it far more slowly than humans, causing rapid heart rate, tremors, and seizures.
Other common names: coffee, coffee extract, tea extract, green tea extract, guarana, 咖啡因, 咖啡, 綠茶萃取, カフェイン
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Sources: ASPCA Animal Poison Control Center, FDA Center for Veterinary Medicine, veterinary literature. For reference only, not medical advice. If poisoning is suspected, seek veterinary care immediately.