Purpose. Medication and nutrient administration considerations after bariatric surgery are
discussed. Summary. Bariatric surgery is categorized by surgical technique (ie, restrictive
procedure or a combination of restrictive and malabsorptive procedures). Roux-en-Y gastric
bypass is the most frequently performed bariatric surgery in the United States. Patients who
have undergone this surgery are at risk for nutrient deficiencies. Several factors, such as pH
and absorption sites, should be considered when providing these patients with appropriate …