Description    Calcium channel blockers are used to treat cardiovascular disease in humans and animals. Animals that ingest these drugs or have then administered directly can develop signs of toxicity.
Species   Canine, Feline
Signs   Abnormal behavior, aggression, changing habits, Abnormal lung or pleural sounds, Anorexia, Arrhythmia, Bradycardia, Diarrhea, Dullness, Dyspnea, Excitement, First degree atrioventricular heart block, Generalized weakness, Hyperesthesia, Hypothermia, Inability to stand, Increased respiratory rate, Second degree atrioventricular heart block, Seizures or syncope, Sinus tachycardia, Sudden death, Tachycardia, Third degree, complete, atrioventricular heart block, Trembling, Tremor, Vomiting or regurgitation
References   Cortinovis C. Poisoning of dogs and cats by drugs intended for human use. Vet J 2015;203:52 [Web Reference]
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