Ranitidine, sold under the trade name Zantac among others, is a medication which decreases stomach acid production. It is commonly used in treatment of peptic ulcer disease , gastroesophageal reflux disease , and Zollinger–Ellison syndrome. [1] date: 9.03.2012 author: weihope zantac chemotherapy Nausea, Vomiting - Cancer Symptoms, Chemotherapy & Chemo Side Effects Seven days after the second course of chemotherapy (CT), the patients underwent a further esophagogastroduodenoscopy to evaluate the mucosal injury. Pepcide AC and Zantac. No citrus, including orange juice or tomatoes. Let your doc know because they can give more meds in your IV before the chemo yo help reduce it. I am up to 5 stomach meds before my chemos. Chemotherapy-Induced Nausea and Vomiting (CINV) When chemotherapy enters the body, sensors in the digestive system and brain detect its presence as a foreign substance. Nausea and vomiting are common side effects of chemotherapy drugs that are used to treat cancer. Some chemotherapy drugs are worse offenders than others are. Something in the chemo itself gave me horrible heartburn around my 3rd treatment of Folfox.I was already taking Zantac in AM and Prilosec in PM & that didn't prevent it so my doctor wrote me a prescription for ( Carafate? Zantac is used to treat or prevent indigestion - A feeling of discomfort or pain within the lower chest or abdomen caused by gastric acid irritation within the upper part of the gut namely the oesophagus, stomach or duodenum. Chemotherapy while taking Zantac? 685 conversations on the web about experiences with taking Zantac before or after having a Chemotherapy - Page 2 Chemotherapy drugs work by targeting these rapidly dividing cells. Some cells in our bodies do rapidly divide, like the cells in the lining of our stomach and digestive tract, which protect our digestive organs from acidic stomach acid. Chemotherapy drugs simply cannot tell the difference between these normal, rapidly dividing cells and cancer cells, so the drug attacks these cells as well. Heartburn (Gastric Reflux) chemotherapy side effect, causes, symptom management and when to contact your healthcare provider during cancer treatment.