Suspect poisoning? US: ASPCA Poison Control (888) 426-4435 · UK: 01202 509 000 · Severe symptoms → nearest emergency vet now.
Home / Questions

Poisoning questions, answered

Every question has a direct answer, a symptom checklist and clear next steps — plus a matching tool that estimates the real risk.

Prefer to run the tool?

The four most-used triage calculators:

chocolate · open tool My dog ate dark chocolate — how much is dangerous? grapes & raisins · open tool My dog ate one grape. Should I panic? xylitol · open tool Dog ate sugar-free gum with xylitol — emergency? lily · open tool Cat licked a lily petal — is that fatal?
Full answer library
Dogs & cats · Toxicity calculator My dog ate chocolate but seems fine — should I still worry? Yes, still worry. Theobromine and caffeine are absorbed slowly, so signs such as vomiting, restlessness or a… Dogs & cats · Toxicity calculator How many grapes are toxic to a dog? There is no safe dose — kidney failure has been reported after just a handful of grapes, and a single grape… Dogs · Toxicity calculator Dog ate sugar-free gum — how much xylitol is dangerous? Xylitol is extremely dangerous to dogs: as little as 0.05 g per kg of body weight can cause a… Cats · Emergency guide My cat ate part of a lily — is it really fatal? Yes — all parts of true lilies (Lilium and Hemerocallis) are severely toxic to cats. Even a petal or pollen… Dogs · Toxicity calculator My dog ate one macadamia nut — is that a problem? A single nut may cause only mild or no signs in a larger dog, but macadamia toxicity in dogs causes weakness… Dogs · Toxicity calculator My dog ate an ibuprofen pill — what should I do? Call your vet immediately — ibuprofen is one of the most common and most dangerous pill poisonings in dogs.… Dogs · Toxicity calculator Can dogs eat cooked onion — my dog ate some in food? No — cooking does not remove the danger. Onion (raw or cooked) damages dogs’ red blood cells, and signs such… Cats · Toxicity calculator My cat ate acetaminophen (Tylenol/paracetamol) — emergency? Extremely urgent. Cats cannot break down acetaminophen safely, so even half a tablet can destroy their red… Dogs & cats · Toxicity calculator My dog licked antifreeze off the driveway — how fast is it fatal? Antifreeze is one of the fastest-acting pet poisons. Signs can start within 30 minutes and, if left… Dogs · Toxicity calculator My dog drank coffee or ate grounds — is caffeine toxic to dogs? Yes — caffeine (like chocolate) can over-stimulate a dog’s heart and nervous system. Grounds and espresso are… Cats · Emergency guide My cat licked the dog’s flea treatment (permethrin) — what happens? Permethrin spot-on products made for dogs are highly toxic to cats. Even a lick can cause tremors, seizures… Dogs & cats · Emergency guide Dog ate rat poison — how long before symptoms appear? It depends on the poison type. Anticoagulant rat poisons cause bleeding that usually appears only 2–5 days… Dogs · Emergency guide My dog ate a sago palm seed — how dangerous is that? Extremely dangerous. Every part of the sago palm contains cycasin, and the seeds are the most toxic. Even one… Dogs · Emergency guide My dog ate a weed edible (THC) — what should I watch for? Dogs are very sensitive to THC. Expect wobbliness, drowsiness and low blood pressure within 30–60 minutes… Dogs & cats · Emergency guide My dog ate a mushroom in the garden — is it poisonous? You cannot reliably identify a mushroom by sight, and many toxic species grow in gardens. Some cause only… Dogs & cats · Toxicity calculator My dog ate raisins from a cake — how urgent is it? Treat it as urgent. Raisins are more concentrated than grapes and can cause sudden kidney failure even in… Dogs · Food safety Can dogs eat peanut butter? Yes, with one big warning: many peanut butters are sweetened with xylitol, which is deadly to dogs. Always… Cats · Food safety Can cats drink milk? Most adult cats are lactose intolerant, so milk and large amounts of dairy usually cause stomach upset, gas…

The library keeps growing. Can’t find your situation? Open the matching toxicity calculator and enter weight plus amount for an instant risk level.