What is management of insulinoma can't be localized/unresectable/ w/MEN1?

If can’t localized Tumor : Subtotal Pancreatectomy Biopsy and Closed  then ASVS Unresectable Insulinoma Tx of Hypoglycemia : CHO rich diet , inc. meal. Medication : Diazoxide , Propanolol , Verapamil , Chropomazine Octreotide : dec. insulin secretion 30% Chemotherapy : Streptozotocin, Decarbazine , Doxorubicin , 5-FU Insulinoma in MEN-I : usual multiple Subtotal pancreatectomy + enucleation at Head using IOUS