IRCT2015083023696N2 IRCT 2015-12-23 Mazandaran University Of Medical Science Study of anti-nausea drug metoclopramide easily nasogastric tube insertion compared with patients not receiving. Efficacy of pre-emptive metoclopramide on patients' pain, discomfort and nausea associated with NG Tube insertion 2014-04-21 anticipated 46 Complete https://irct.ir/trial/20203 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Other design features: Random, using a list provided by the computer and statistical software, version 13 is stuta. And the block size 2 and 4 and the ratio of one to one. N/A pain, discomfort and nausea associated with NG Tube insertion. Intervention 1: Intervention group, before planting NG tube, 10 mg metoclopramide (manufacturing pharmaceutical company Al-Hawi) will be given intravenously 15 minutes before the procedure. The pipeline project done by students trained and at zero, 30 and 60 minutes on the completed listadministered. Once the injection. Intervention 2: control group, with a similar volume of saline (as a placebo) will be administered.The pipeline project done by students trained and at zero, 30 and 60 minutes on the completed list .