DRUG INTERACTIONS: Tell your doctor of all prescription and nonprescription drugs you may use, especially: "blood thinners" (e.g., warfarin), other arthritis medication (including aspirin), "water pills", lithium, probenecid. 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. Symptoms of overdose may include severe stomach pain, coffee ground-like vomit, dark stool, ringing in the ears, change in amount of urine, unusually fast or slow heartbeat, muscle weakness, slow or shallow breathing, confusion, severe headache or loss of consciousness.

NOTES: Do not share this medication with others.

MISSED DOSE: If you are on a regular dosing schedule, use the missed dose as soon as possible but not if it is almost time for the next dose. If it is time for the next dose, skip the missed dose and resume your regular schedule. Do not "double-up" the dose.

STORAGE: Store at room temperature and keep away from moisture and sunlight.