A nasogastric tube (NG tube) has been used routinely postoperatively following elective gastrointestinal and colorectal operations to prevent postoperative ileus for many years. However. studies have shown that a NG tube might be unnecessary and might increase the complications related to its use. so the routine use of a NG tube is no longer mandatory. https://herbsdailyes.shop/product-category/colloidal-silver/