If you are pregnant or breastfeeding, talk to your doctor before taking this medicine.
Talk with your doctor before taking antacids if you have heart disease, kidney disease, high blood pressure, liver disease, severe stomach pains or diarrhea.
You should not use certain brands of this medicine if you have kidney disease or are on dialysis. Some brands contain ingredients that could be harmful if your kidneys are not working properly. Always ask your health caregiver what specific brands of this medicine will work best for you.
Unless you are taking antacids for peptic ulcer, you should not use continually for more than 2 weeks.