NEXIUM Packets is a prescription treatment for acid reflux, also known as gastroesophageal reflux disease or GERD, and related conditions. Treat digestive conditions medically. Even if you have enough fat in your diet, you still won’t absorb vitamin A well if you have a medical condition that limits your body’s ability to absorb the fats you eat. Has anyone experienced any side effects on Nexium? I feel like it is making me more nasueas and queasy than Prevacid. I was taking 40 mg of Nexium daily and have just switched to 30 mg daily of Prevacid. Nexium benefit and side effects, risk, danger, safety esomeprazole December 12 2017 by Ray Sahelian, M.D. Nexium is in a class of drugs called proton pump inhibitors (PPIs) which block the production of acid by the stomach. Vitamin C generates collagen and provides extra strength and stability to collagen fibers. It is also an antioxidant, which is responsible for fighting against free radicals that are harmful to your health. Nexium (esomeprazole magnesium) is a proton pump inhibitor (PPI) that blocks acid production in the stomach and is used to treat stomach and duodenal ulcers, gastroesophageal reflux disease , and Zollinger-Ellison syndrome. NEXIUM DOSING Once Daily. NEXIUM provides 24-hour relief from persistent, frequent heartburn caused by acid reflux disease. If you are taking NEXIUM capsules or packets for oral suspension, the tips below can help you get the most out of your treatment. Information on the drug esomeprazole (Nexium, Nexium 24HR, Nexium IV) an over-the-counter and prescription drug used to treat gastroesophageal reflux disease (GERD), in combination with antibiotics to treat H. pylori infection, Zollinger-Ellison syndrome treatment, and reducing the risk of gastric ulcers. Side effects, drug interactions, and. Nexium is the brand name for esomeprazole, a drug used to treat certain stomach and esophagus problems. Nexium is approved for the treatment of gastroesophageal reflux disease (GERD), and in. Nexium works by suppressing the production of stomach acid. Your body needs an acidic stomach environment in order to absorb iron from foods and supplements.