DRUG INTERACTIONS: Inform your doctor about all the medicines you use (both prescription and nonprescription) especially if you take: "water pills" (diuretics such as furosemide or amiloride), ACE inhibitors (e.g., lisinopril), digoxin, salt substitutes containing potassium. Do not start or stop any medicine without doctor or pharmacist approval.

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly.

NOTES: Salt substitutes contain potassium. Talk to your doctor about using a salt substitute. Foods high in potassium include: bananas, citrus fruits, watermelon, cantaloupe, raisins, dates, prunes, avocados, apricots, beans, broccoli, brussels sprouts, spinach, potatoes, yams, lentils, beans, fish, chicken, turkey, ham, beef, and milk.

MISSED DOSE: If you miss a dose, use it as soon as remembered; do not use if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.

STORAGE: Store vial at room temperature away from sunlight. Large volume may need to be refrigerated. Check labeling.

Report Problems to the Food and Drug Administration You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088. Need help identifying pills and medications? Use the pill identifier tool on RxList.