This is when there are low levels of blood sugar (Glucose) in the dogs body. Glucose is a main energy source in an animal’s body, so a low amount will result in a severe decrease in energy levels, possibly to the point of loss of consciousness.
The low blood sugar should be immediately treated with a glucose supplement. At home you can rub some honey on their gums, be sure to take the dog to the vet, if symptoms continue to worsen.
This condition is common in the following Dogs & Cats