 <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]  2 hours before or after this product. Doing so may decrease the effect of the antibiotic. If this product fails to produce a bowel movement, or if you think you may have a serious medical problem, contact your doctor promptly.The side effects of Magnesium Citrate Oral: Mild abdominal discomfort/cramps, gas, or nausea may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. 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. Tell your doctor right away if you have any serious side effects, including: diarrhea that doesn't stop, stomach/abdominal pain that is severe or doesn't go away, slow/irregular heartbeat, mental/mood changes (such as confusion, unusual drowsiness), muscle weakness, bloody stools, rectal bleeding. 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/increased thirst, lack of tears, dizziness/lightheadedness, or pale/wrinkled skin </s>