If an animal has eaten this plant, the ASPCA Animal Poison Control Center is (888) 426-4435, as printed on the record this page reproduces. A consultation fee may apply.
This page quotes a published document. Everything below in quotation marks is copied word for word from ASPCA Animal Poison Control Center: Loco Weed (Oxytropis spp.), published by ASPCA APCC and retrieved on 2026-09-16. The quotations are excerpts; the document itself is linked and is the authority. Nothing has been reworded.
According to the ASPCA Animal Poison Control Center record, Loco Weed (Oxytropis spp.) (Oxytropis spp., family Fabaceae) is toxic to horses and non-toxic to dogs and cats. Toxic principles: Swainsonine. Clinical signs listed: Incoordination, depression, inability to eat and drink, fetal death and birth defects. The record was retrieved on 2026-09-16 and is linked below.
The record
- Scientific name
- Oxytropis spp.
- Family
- Fabaceae
- Additional common names
- Locoweed
- Toxicity
- Toxic to Horses
- Non-toxicity
- Non-Toxic to Dogs, Non-Toxic to Cats
- Toxic principles
- Swainsonine
- Clinical signs
- Incoordination, depression, inability to eat and drink, fetal death and birth defects
Where this comes from
This is the ASPCA Animal Poison Control Center record for Loco Weed (Oxytropis spp.), at https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/loco-weed-oxytropis-spp, retrieved on 2026-09-16. The fields above are the record’s own, shown without change. The ASPCA keeps the record current; the page here is a copy from that date.
This page is information, not a prescription. The right dose for an animal depends on its weight, its age, what else it is taking and what is wrong with it. Those are judgements only the veterinarian who has examined your animal can make. Ring your practice before giving anything.
Sources
- ASPCA Animal Poison Control Center: Loco Weed (Oxytropis spp.)ASPCA APCC · retrieved 2026-09-16
“Incoordination, depression, inability to eat and drink, fetal death and birth defects” (Clinical Signs)
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