Black Nightshade

Also known as: Nightshade, Deadly Nightshade

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Clinical Signs: Hypersalivation, inappetence, severe gastrointestinal upset, diarrhea, drowsiness, CNS depression, confusion, behavioral change, weakness, dilated pupils, slow heart rate.
Family: Solanaceae
Scientific Name: Solanum nigrum
Toxic Principles: Solanine, saponins, atropine like substances

Source: ASPCA Toxic and Non-Toxic Plants list (dogs), scraped 2026-07-14 from https://www.aspca.org/pet-care/animal-poison-control/dogs-plant-list · view original