Yes, Dracaena is toxic to dogs!
Dogs accidentally consuming the Dracaena plants can show the following clinical symptoms: Vomiting, Prolonged Depression, Incoordination, Hypersalivaton, Sleepiness Or Excitation, Dilated Pupils, Low Body Temperature, Low Blood Pressure, Coma, Seizure And Death (In Rare Cases).
Dracaena consumption is also toxic to Cats.
Toxic Principles Of Dracaena: Saponins.
More Info About The Dracaena Plant
Scientific Name: Dracaena spp.
Family: Agavaceae.
Also known as: Corn Plant, Cornstalk Plant, Dragon Tree, Ribbon Plant.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.
