Is Nicotine (Cigarettes, Vapes, Gum & Patches) Toxic to Cats and Dogs?
Nicotine is severely toxic to both cats and dogs — vape liquid, gum, and patches are concentrated enough that one product can be fatal. Any ingestion is an immediate emergency.
Potentially life-threatening — treat any exposure as an emergency.
Potentially life-threatening — treat any exposure as an emergency.
In an emergency, do not wait.
Medical disclaimer: This tool is for general information only and isnot a substitute for veterinary diagnosis or treatment. Toxicity depends on the amount, your pet’s size, and health history. If your pet may have ingested something harmful, contact your veterinarian or a poison control hotline ((888) 426-4435 / (855) 764-7661) immediately — do not wait for symptoms to appear.
What is Nicotine (Cigarettes, Vapes, Gum & Patches)?
Nicotine is severely toxic to both cats and dogs — vape liquid, gum, and patches are concentrated enough that one product can be fatal. Any ingestion is an immediate emergency.
Also known as: cigarettes, nicotine gum, nicotine patches, vaping, e-cigarette, e-liquid, vape juice, snus, nicotine pouches, tobacco, zyban.
Symptoms to Watch For
🐕 In Dogs
- Drooling, vomiting, and diarrhea within 15 minutes to an hour
- Hyperactivity, tremors, and a rapid heart rate
- Wobbliness progressing to weakness and collapse
- Seizures, dangerously slow breathing, and death in serious cases
🐈 In Cats
- Drooling, vomiting, and diarrhea
- Hyperactivity, tremors, and a rapid heart rate
- Weakness, wobbliness, and collapse
- Seizures and dangerously slow breathing in serious cases
What to Do If Ingested
- Call a veterinarian or poison hotline immediately — nicotine acts fast.
- Note what was eaten (gum and patches are far stronger than cigarettes) and how much.
- Take a photo of the product label with the nicotine strength (mg).
- Do not induce vomiting unless a veterinarian instructs you to.
Steps apply to both cats and dogs. When in doubt, call a vet or poison hotline before acting. Have a cat? Run the Pet Poison Triage Wizard for cat-specific steps.
When to Call the Vet Immediately
Call your veterinarian or a poison control hotline right away if you notice any of these:
- Any nicotine product was eaten — gum, patches, vapes, or cigarette butts
- Vomiting, tremors, or hyperactivity
- Collapse, seizures, or slow/labored breathing
Frequently Asked Questions
Frequently Asked Questions
Which nicotine products are the most dangerous?
The concentrated ones: vape liquid and refill bottles, nicotine gum (one piece can hold 2–4 mg, more than a cigarette), patches (each contains 7–21 mg, absorbed even through the gut), and modern nicotine pouches. A 10 lb dog eating a single 21 mg patch can face life-threatening poisoning. Cigarette butts in ashtrays are the classic household exposure — keep ashtrays and all products out of reach.
How fast do nicotine symptoms appear?
Fast — often within 15 to 60 minutes, starting with drooling and vomiting, then tremors and a racing heart. In serious cases seizures and breathing failure follow within hours. That speed is why you call immediately rather than watch: early treatment (decontamination, fluids, seizure control) dramatically changes the outcome.
Is secondhand vape smoke or smoke exposure a risk to pets?
Chronic smoke exposure causes respiratory irritation over time but is not the same as acute nicotine poisoning. The acute risk is ingestion or skin contact with the products themselves — chewed vapes, spilled e-liquid absorbed through the gums or skin, or a patch stuck to fur and groomed off. Store everything up high and sealed; wipe up any spilled liquid immediately with gloves.
Sources
This entry is reviewed against the following authoritative veterinary sources.
Last reviewed: 2026-10-16