Your doctor will tell you how much of this medicine to use and how often. Do not use more medicine or use it more often than your doctor tells you to.
If you are using this medicine without a prescription, follow the instructions on the medicine label.
If you are using this medicine as an antacid, do not use the medicine for longer than 2 weeks in a row.
Drink at least six to eight (8 ounce) cups of liquid each day, unless your doctor tells you otherwise.
If a dose is missed:
If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.