• • Therapeutically: To remove gastric contents after poisoning or drug overdose.

  • Diagnostically: To confirm upper gastrointestinal bleeding.

Absolute

• • Unstable airway.

  • Intestinal perforation.

  • Cervical spine trauma.

  • Facial trauma.

Relative

• • Coagulopathy (prothrombin time > 18 seconds).

  • Thrombocytopenia (platelet count < 100,000/mcL).

  • Recent intestinal tract surgery (< 1 month ago).

• • Lubricant gel.

  • Large bore orogastric tube.

  • Terumo 60-mL catheter tip syringe.

  • Normal saline at 38 °C.

  • Drainage basin.

  • Stethoscope.

• • Perforation.

  • Bleeding.

• • Measure length of tube insertion by positioning the tube from the nares or mouth to the ear, and to the umbilicus.

  • There is also a standard table, which uses height of child.

  • If the tube is obstructed, flush first with water; longstanding obstruction may be removed by flushing the tube with caffeinated soda.