Does Caffeine Enhance Bowel Recovery After Colorectal Surgery?

25 patients after elective colorectal surgery will be given 100 mg caffeine citrate orally diluted in 50 ml apple flavored water three times per day starting on the morning of postoperative day 1 after surgery until flatus will occur for the first time or to a maximal period time of 7 days, whichever comes earlier.

25 patients after elective colorectal surgery will be given 50 ml apple flavored water three times per day starting on the morning of postoperative day 1 after surgery until flatus will occur for the first time or to a maximal period time of 7 days, whichever comes earlier.