 <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]  How to use magnesium citrate oral Read and follow all directions on the product package. If your doctor has directed you to use this product before surgery or a bowel procedure, your doctor should tell you how long before the surgery/procedure you should take this product. If you have any questions, ask your doctor or pharmacist. To improve taste, this product may be chilled in the refrigerator before use. Do not freeze. Dosage is based on your medical condition, age, and response to treatment. Drink a full glass of water (8 ounces or 240 milliliters) after taking this product unless otherwise directed by your doctor. Doing so will help prevent serious side effects (such as dehydration). If this product is used too often, it may cause loss of normal bowel function and an inability to have a bowel movement without using the product (laxative dependence). If you notice symptoms of overuse, such as diarrhea, abdominal pain, decreased weight, or weakness, contact your doctor promptly. Avoid taking tetracycline/quinolone antibiotics (such as doxycycline, tetracycline, ciprofloxacin) within 2 hours before or after this product. Doing so may decrease the effect of the antibiotic. If this </s>