Effectiveness and Tolerability of an Oral Nutritional Supplement (PreOP Booster) Given Before Surgery

Efficacy and Tolerability of a Preoperative Oral Nutritional Supplement (PreOP Booster) vs. Placebo in Surgical Patients (Pilot Study)

The aim of this pilot study is to investigate effectiveness, tolerability and safety of an oral nutritional supplement (PreOP Booster), given to rectal tumour patients prior to low anterior resection.

Inclusion Criteria:

• rectal tumour with indication for elective low anterior resection (open surgery, not laparoscopic surgery) or abdominoperineal resection (APR)
• preoperative radiotherapy (5x5 Gy) or chemoradiation
• loop ileostoma or colostoma;

Exclusion Criteria:

• severe malnutrition
• severe renal insufficiency
• diabetes mellitus I or II
• concomitant thyroid medication
• corticosteroids
• diuretic medication and antihypertensive medication
• known or suspected allergy to any component of the investigational product(s)