Clinical judgment required. This calculator is a decision-support tool, not a substitute for veterinary consultation. For poisoning emergencies, call the ASPCA Animal Poison Control Center at 888-426-4435 or your nearest emergency veterinary hospital.

Rodenticide Toxicity CalculatorCanineFeline

Assess rodenticide toxicity risk in dogs and cats. Calculates the dose ingested per kilogram body weight and compares against published toxic and lethal thresholds for common rodenticide types: first and second generation anticoagulants (warfarin, brodifacoum, bromadiolone), bromethalin, cholecalciferol (vitamin D3), and zinc phosphide. Provides treatment urgency assessment. Used for toxicology triage, rodenticide ingestion emergencies, poison control assessment, and determining treatment urgency. Common query: 'dog ate rat poison'.

Body Weight

Species

Rodenticide Type

Active Ingredient Concentration

Amount of Product Ingested

Active Ingredient Ingested

—mg

Toxic Threshold

—mg/kg

Lethal Threshold

—mg/kg

Dose / Toxic Threshold Ratio

—×

0.5 ×

1 ×

2 ×

Non-toxic

Mild

High

Lethal