Yes, Climbing Nightshade is toxic to dogs!
Dogs accidentally consuming the Climbing Nightshade 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).
Climbing Nightshade consumption is also toxic to Cats and Horses.
Toxic Principles Of Climbing Nightshade: Solanine.
More Info About The Climbing Nightshade Plant
Scientific Name: Solanum dulcamara
Family: Solanaceae.
Also known as: European Bittersweet, Deadly Nightshade, Violet Bloom, Blue Nightshade, Soda Apple, Poisonous Nightshade, Felonwort, Devil’s Apple, Scarlet Berry, Woody Nightshade, Blue Blindweed.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.