Pan 40 MG Tablet is an anti-ulcer medicine. It is used to treat various stomach and intestinal conditions that may occur due to excess production of acid. These conditions include peptic ulcers (open sores on the walls of the stomach, small intestine, and food pipe), erosive esophagitis (swelling of the food pipe), and gastroesophageal reflux disease (a condition where the stomach acid flows back into the food pipe). Pan 40 MG Tablet reduces excess acid production in your stomach and relieves the symptoms such as heartburn, inability to swallow food, stomach pain, and vomiting. Pan 40 MG Tablet shows side effects like nausea, vomiting, headache, stomach pain, watery stools, and dizziness. These side effects are mild and subside by themselves. Consult your doctor if these side effects worsen or last for a long time.