Magnesium hydroxide acts to draw water into the small intestine via an osmotic effect. Magnesia milk can be used as an antacid, too. Use the dosing syringe provided, or use a medicine dose-measuring device (not a kitchen spoon). Magnesium hydroxide acts to ‘flush’ the contents out by extracting water from the tissue around the intestine. Do not use two doses at one time. Within six hours you should hope to get a bowel movement. Measure liquid medicine carefully. [22] Like aluminium hydroxide, solid magnesium hydroxide has smoke suppressing and flame retardant properties. This property is attributable to the endothermic decomposition it undergoes at 332 °C (630 °F): The heat absorbed by the reaction retards the fire by delaying ignition of the associated substance. Tell your doctor if this product does not produce a bowel movement, if you need to use this medication or other laxative products regularly for more than 1 week, or if you have rectal bleeding. This medication is also used to treat symptoms caused by too much stomach acid such as heartburn, upset stomach, or indigestion. Milk of magnesia is an alkaline (basic) water suspension and creamy like suspended form of magnesium hydroxide, Mg(OH)2. All rights reserved. cables for high quality cars, submarines, the Airbus A380, Bugatti Veyron and the PlayStation 4, PlayStation 2, etc. For stomach acid problems, do not take the maximum dose of this medication for more than 2 weeks unless directed by your doctor. If your doctor has told you to take antacids while taking these medications, do not do so within 2 hours of taking the antacid. Brucite, in which some of the Mg2+ cations have been substituted by Al3+ cations, becomes positively charged and constitutes the main basis of layered double hydroxide (LDH). Furthermore, Mg2+ ions cause the release of cholecystokinin (CCK), which results in intraluminal accumulation of water, electrolytes, and increased intestinal motility. If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Stop using magnesium hydroxide and call your doctor at once if you have: no bowel movement after using the medicine as a laxative; This is not a complete list of side effects and others may occur. Patients taking medications such as: sodium polystyrene sulfonate, ibuprofen, penicillamine, bisphosphonates, ketoconazole or tetracyclines. Take this product by mouth as directed. The Food and Drug Administration (FDA) includes Sodium Hydroxide, Magnesium Hydroxide and Potassium Hydroxide on its list of substances affirmed as Generally Recognized as Safe for direct addition to food.All three ingredients, as well as Calcium Hydroxide are also approved as indirect food additives for use as defoaming agents in the manufacture of paper and paperboard used as food … Indeed, the Mg2+ cation is the second most abundant cation in seawater, just behind Na+ and before Ca2+. People use magnesium milk as a laxative to reduce constipation, and to relieve indigestion and heartburn. This can happen in as little as half an hour, at times. Available for Android and iOS devices. 1788 to 1871. Within six hours you should predict a bowel movement. Subscribe to Drugs.com newsletters for the latest medication news, new drug approvals, alerts and updates. Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. Commentdocument.getElementById("comment").setAttribute( "id", "af75fb787e40a67d74caccbc96ee7cf8" );document.getElementById("d0b937b5c2").setAttribute( "id", "comment" ); Save my name, email, and website in this browser for the next time I comment. Low dose administration produces effects in 6 to 12 hours, whereas high dose administration produces effects in 2 to 6 hours. Magnesium hydroxide side effects (in more detail). For the same reason, dolomite cannot be used as construction aggregate for making concrete. Canada residents can call a provincial poison control center. Tell your doctor right away if any of these unlikely but serious side effects occur: symptoms of high magnesium levels (e.g., muscle weakness, slow/irregular heartbeat, slow/shallow breathing, mental/mood changes such as confusion), symptoms of dehydration (e.g., decreased urination, dizziness, extreme thirst, very dry mouth), stomach/abdominal pain, bloody stools, rectal bleeding. It also is a laxative to alleviate constipation. This is not a complete list of possible side effects. In addition to photosynthesis, it is also required for the oxidation in animal cells that produce energy and for the production of healthy red blood cells. Most Mg(OH) 2 that is produced industrially, as well as the small amount that is mined, is converted to fused magnesia (MgO). Approximately 15% to 30% of the magnesium in magnesium hydroxide is absorbed in the small intestine. Sign Up to Receive Our Free Coroanvirus Newsletter, How Chronic Constipation Affects Your Body, Finding a Future Free of Chronic Constipation, hiatal hernia with acid reflux esophagus inflammation. It works by causing water to be retained with the stool. A suspension of magnesium hydroxide in water is called milk of magnesia. A very serious allergic reaction to this drug is rare. 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