What special precautions should I follow?

Before taking aluminum hydroxide,

• tell your doctor and pharmacist if you are allergic to aluminum hydroxide or any other drugs.
• tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially allopurinol (Lopurin, Zyloprim), alprazolam (Xanax), chlordiazepoxide (Librium, Mitran, and others), chloroquine (Aralen), cimetidine (Tagamet), clonazepam (Klonopin), clorazepate, dexamethasone (Decadron and others), diazepam (Valium, Valrelease, and Zetran), diflunisal (Dolobid), digoxin (Lanoxin), ethambutol (Myambutol), famotidine (Pepcid), halazepam (Paxipam), hydrocortisone (Cortone, Hydrocortone), isoniazid (Laniazid, Nydrazid), levothyroxine (Levothroid, Levoxyl, Synthroid, and others), lorazepam (Ativan), methylprednisolone (Medrol), oxazepam (Serax), penicillamine (Cuprimine, Depen), prednisone (Deltasone, Orasone), products containing iron, tetracycline (Sumycin, Tetracap, and others), ticlopidine (Ticlid), and vitamins.
• be aware that aluminum hydroxide may interfere with other medicines, making them less effective. Take your other medications 1 hour before or 2 hours after aluminum hydroxide.
• tell your doctor if you have or have ever had hypertension, heart or kidney disease, or gastrointestinal bleeding.
• tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking aluminum hydroxide, call your doctor.

What should I do if I forget a dose?

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.