Diabetes recurrence and Diabetes relapse are not correct terms. Diabetes is a chronic disease which could has decompensation periods because of inadequate control. Everyone with diabetes hopes a magical or easy solution, even a cure. So far Diabetes dosen't have cure. It's important assist to specialize consult for a individualize treatment depend on diabetes type so to get proved treatments.
There is a term used when a patient whit type 1 diabetes just after diagnosis and intensive treatment, requires no insulin or very little insulin, this period is called "Honey moon" period which lasts several weeks and then require insulin again. Even in these cases there is no mention of recurrence o relapse.