Table 2.

Oral Medication Use the Day Before and Day of Surgery

ORAL MEDICATION for ELECTIVE SURGERY	Day before surgery	Day of surgery if: 1. Normal oral intake anticipated same day AND 2. Minimally invasive surgery	Day of surgery if: 1. Reduced post-operative oral intake OR 2. Extensive surgery, anticipated HD changes and/or fluid shifts
Secretagogues	Take	Hold	Hold
SGLT-2 Inhibitors	Hold	Hold	Hold
Thiazolidinediones	Take	Take	Hold
Metformin	Take§	Take§	Hold
DPP-4 Inhibitors	Take	Take	Take

HD = Hemodynamic, SGLT = Sodium glucose cotransporter-2, DPP = Dipeptidyl peptidase 4

^§Hold if patient having a procedure with IV contrast dye administration, particularly in those with GFR <45 milliliters/minute⁷⁸