Why Would Insulin Stop Working For My Dogs Diabetes?

Why Would Insulin Stop Working For My Dogs Diabetes? The most common causes of insulin resistance in dogs are hyperadrenocorticism, bacterial infections, hypothyroidism, and diestrus. In cats, the most common causes are acromegaly; hyperadrenocorticism; renal, hepatic, or cardiac insufficiency; bacterial infections; hyperthyroidism; and use of diabetogenic drugs. Can a diabetic dog become resistant to insulin?

How Long Before Insulin Takes Effect In A Dog?

How Long Before Insulin Takes Effect In A Dog? Do not give insulin to a pet that is showing signs of low blood sugar levels (see side effects below). This medication should take effect within 1 to 2 hours; however, effects may not be noted outwardly and therefore laboratory tests will need to be done