Critically ill patient need a nursing practice that can enhance getting all benefits of Enteral feeding and improving the gastrointestinal function. Abdominal massage is a technique used in improving digestive function. Aim of the Study: This study was conducted to evaluate the effect of abdominal massage Technique on gastrointestinal complications for critically ill patients. Design: A quasi- experimental design was used in this study. Setting: the study was conducted at the Intensive care unit in El-Fayoum University Hospital. Subjects: A Purposive sample of 60 patients who randomly divided into 2 equal group; Group I, consisted of 30 patients received Abdominal massage Technique protocol (study group) Group II, includes 30 patients received hospital routine care (control group).Data Collection Tools: tool of the study consist of Two tools, tool(1) Patient Assessment sheet (2) Modified Gastrointestinal symptoms rating scale (GSRS).Results: It was found that the majority (73.3%) of the study group patients have mild gastrointestinal complications after abdominal massage, While more than two third (66.7%) of the control group who not receive the intervention have moderate gastrointestinal complications. It also noted that there was highly statistically significant difference between study and control groups after applying abdominal massage (X2 =15.078, P= 0.001**).Conclusion this study concluded that the incidence of gastrointestinal complications such as Abdominal pain, Reflux, diarrhea, abdominal distension and constipation among study group patients decreased compared to control group patients.Recommendations: the current study recommended that Abdominal Massage can be applied as a caring procedure in the daily ICU care program.