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Cannabis Toxicity
Cannabis (marijuana/THC) toxicity in pets occurs from ingestion of marijuana products, edibles, or secondhand smoke. Pets are much more sensitive to THC than humans.
Key Facts
- THC is the primary toxic component; CBD has low toxicity
- Dogs are more commonly affected than cats
- Signs: incoordination, dilated pupils, dribbling urine, slow heart rate, exaggerated startle response, hypothermia
- Severe cases: tremors, seizures, coma (especially with edibles containing chocolate or xylitol)
- Most cases resolve with supportive care in 24-72 hours
- No specific antidote; treatment is supportive (IV fluids, anti-nausea medication, monitoring)
- THC content in modern products can be very high (up to 50%)
- Edibles are most dangerous due to concentrated THC and additional toxic ingredients
- Species: dogs and cats