
Key information summary
Efficacy & effects
This medication acts as an antacid to improve symptoms in conditions such as gastric or duodenal ulcers, gastritis, and excessive stomach acid, and is also effective for constipation symptoms. Therefore, it is used for gastrointestinal issues and constipation.
Dosage
1. Constipation: Take 2 to 4 tablets (1 to 2g as magnesium hydroxide) orally in 1 to 2 divided doses per day. 2. Gastric and duodenal ulcers, gastritis, excessive stomach acid: Take 2 to 5 tablets divided into several doses orally per day. Adjust the dosage appropriately based on age and symptoms.
Precautions
This medication should not be used in patients with poor kidney function, as weakened kidney function can lead to dangerous levels of magnesium accumulating in the body. Additionally, patients with diarrhea should also avoid using this medication, as it may worsen diarrhea symptoms. Patients with heart function issues or those who already have high magnesium levels should use this medication with caution. In such cases, it is important to consult a specialist to determine the appropriate dosage. When taking this medication, occasional gastrointestinal side effects such as diarrhea may occur. Long-term use in high doses may increase serum magnesium levels, so it is essential to monitor body conditions closely. If any abnormal symptoms occur, appropriate action such as reducing the dosage or temporarily stopping the medication should be taken. If symptoms of magnesium toxicity appear, medical personnel can treat this with intravenous potassium salts, so patients should visit a hospital immediately. This medication should not be taken with specific antibiotics such as tetracycline, as it may interfere with antibiotic absorption. Additionally, this medication may alter the body's environment and affect the absorption or excretion of other drugs, so caution is needed when taking it with other medications. Taking it with large amounts of milk or calcium supplements may lead to a condition known as milk-alkali syndrome, so symptoms should be monitored, and use should be discontinued if abnormalities occur. This medication should be kept out of the reach of children, stored in a cool place away from direct sunlight and humidity, and tightly closed. It is also essential not to transfer it to another container to prevent misuse and maintain the quality of the medication.
Side effects
Diarrhea, hypermagnesemia, milk-alkali syndrome (hypercalcemia, hypernitrogenemia, alkalosis) may occur.
Interactions
Do not take this medication with tetracycline antibiotics.

