 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  you are taking this medication for diarrhea, tell your doctor if your diarrhea lasts more than 2 days.The side effects of Stomach Relief Max Strength Oral: Side effects from this medication are rare. The most common side effects are darkening of the stools and/or tongue. These effects are harmless and will disappear when you stop the medication. If your doctor has directed you to use this medication, remember that your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Vomiting/diarrhea that doesn't stop may result in dehydration. Contact your doctor promptly if you notice any symptoms of dehydration, such as unusual decreased urination, unusual dry mouth/thirst, fast heartbeat, or dizziness/lightheadedness Tell your doctor right away if you have any serious side effects, including: ringing ears, hearing loss. This drug may rarely cause serious (rarely fatal) bleeding from the stomach or intestines. If you notice any of the following unlikely but serious side effects, stop taking this medication and consult your doctor or pharmacist right away: stomach/abdominal pain that doesn't go away, vomit that looks like coffee grounds, black/tarry/blood </s>