seizure-alert dog
US /ˈsiːʒər əˌlɜːrt dɔːɡ/
UK /ˈsiːʒər əˌlɜːrt dɔːɡ/

1.
a dog trained to detect and alert its owner to an impending epileptic seizure or to assist during a seizure
:
•
A seizure-alert dog can provide crucial assistance to individuals with epilepsy.
•
Before getting a seizure-alert dog, it's important to understand their training and capabilities.