However, in most instances, a difference of a few days is unlikely to have a negative effect on immune response. With the exception of rabies vaccine, ACIP allows a grace period of 4 days (i.e., vaccine doses administered up to 4 days before the recommended minimum interval or age can be counted as valid).
Blood Glucose in Dogs. Healthy dogs have normal blood glucose levels, which tend to range from 75 to 120 milligrams per deciliter of blood. Dogs that have levels of 80 milligrams per deciliter or lower are likely to develop hypoglycemia.
Many caregivers with diabetic pets test their pets' blood glucose at home using a glucometer. Home blood glucose monitoring is extremely beneficial for reasons of safety, better regulation and lower cost. Testing blood glucose in a dog requires a bit of practice, but those who persevere master the skill eventually.