Taking medication to cause stomach pain, considering that the medication causes stimulation of the gastrointestinal tract caused by the adverse reaction, you can stop taking medication, dietary adjustments, medication and other measures to regulate. 1. Stop taking drugs: first of all, you should stop taking drugs that cause stomach pain, so as not to aggravate the symptoms. 2. Dietary adjustments: Eat light, easy-to-digest foods such as noodles, porridge, etc., and do so in small amounts. Do not eat too cold, too spicy, too hard, too greasy food. 3. Medications: If the symptoms cannot be relieved by the above measures, medications such as omeprazole and atropine can be applied to inhibit the secretion of gastric acid and relieve gastrointestinal spasms. Taking medication that causes stomach pain can be treated with medication under the guidance of a doctor to avoid abusing medication on your own.