Vaping and Pets Veterinarians in Shelby Twp, Michigan Veterinary General Vaping isn't just harmful to humans it's dangerous for our pets too! The aerosols from e cigarettes contain toxic chemicals and nicotine that can seriously harm pets if inhaled or ingested. Vaping and Dogs: Is It a Safe Alternative Around Your Pets? PetGuide Super Sunday: Vape Dog! Veterinarians warn that vape clouds in the home are just as harmful as regular smoke. Pets can develop allergies, coughing, and breathing difficulties, and citrus flavored e liquids are especially toxic, settling on fur,