What special precautions should I follow?

Before taking aluminum hydroxide and magnesium hydroxide antacids,

• tell your doctor and pharmacist if you are allergic to aluminum hydroxide and magnesium hydroxide antacids or any other drugs.
• tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially aspirin, cinoxacin (Cinobac), ciprofloxacin (Cipro), digoxin (Lanoxin), diazepam (Valium), enoxacin (Penetrex), ferrous sulfate (iron), fluconazole (Diflucan), indomethacin, isoniazid (INH), itraconazole (Sporanox), ketoconazole (Nizoral), levofloxacin (Levaquin), lomefloxacin (Maxaquin), nalidixic acid (NegGram), norfloxacin (Noroxin), ofloxacin (Floxin), sparfloxacin (Zagam), tetracycline (Achromycin, Sumycin), and vitamins. If your doctor tells you to take antacids while taking these medications, do not take them within 2 hours of taking an antacid.
• tell your doctor if you have or have ever had kidney disease.
• tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking aluminum hydroxide and magnesium hydroxide antacids, call your doctor.

What special dietary instructions should I follow?

If you are taking this medication for an ulcer, follow the diet prescribed by your doctor carefully.

What should I do if I forget a dose?

If you are taking scheduled doses of aluminum hydroxide and magnesium hydroxide, take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one.