IRCT20151226025699N4 IRCT 2020-06-03 Shahid Beheshti University of Medical Sciences The effect of parenteral nutrition on ICU patients The effect of personalized parenteral nutrition on Intensive care unit (ICU) patients 2020-06-04 anticipated 60 Complete https://irct.ir/trial/36823 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive, Randomization description: Patients of ICU are assigned to the intervention and control groups through simple individualized randomization by online software (randomizer.org), Blinding description: The subjects (both the case and control groups) are blinded to intervention assignment. Also, nurses who assess and collect data on outcome, are blinded to groups' assignment. N/A Gastrointestinal hemorrhage. Intervention 1: After the gain of real weight and evaluation of disease status and chemistry results, the amount of required calorie will be estimated according to the ASPEN guidelines and then, the appropriate diet will be designed. We avoid to feeding the lipid in the first of hospitalization. The required protein will be calculated according to the patient's status and determined by the required percent of amino acids and Dextrose. We also will use the daily relevant vials for providing the vitamins and required minerals. Finally, we will insert the diet with relevant advises in to the conference form and deliver to the relevant specialist doctor for final acceptance. Intervention 2: Control group will daily receive low calorie of parenteral diet, including 800 to 1000 calories according to the hospital's routine. We usually administer Dextrose every day, which provide 70% of patient's calorie and administer Aminoven or Intralipid every other day, which provide 30% of patient's calorie. All of measurements repeated after one week. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is No more data is available