There are two types of diabetes, type 1 which is insulin dependent diabetes and seen in childhood and type 2 which is insulin independent..
Coming to type 2, after some time patients will require insulin, so this is called as insulin requiring and not dependent..
Because of high sugars and some underlying complications like infections or patient has to be taken for a surgery or patient has boil, the patient is put on insulin temporarily. After the infection is gone, the stress is also down and the patient responds very well, the insulin requirement drastically comes down. At this stage, patient can stop taking insulin and go back to his oral medication..
If the sugar is not under control with a standard set of medication, patient might have to continue taking insulin..
