DRUG INTERACTIONS: Inform your doctor about all the medicines you use (both prescription and nonprescription) especially of: probenecid, sulfinpyrazone, quinolone antibiotics (e.g., ciprofloxacin), magnesium trisilicate-containing antacids. 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 vomiting.

NOTES: This medication has been prescribed for your current condition only. Do not use it later for another infection or give it to someone else. A different medication may be necessary in those cases.

MISSED DOSE: Take the missed dose as soon as remembered unless it is almost time for the next dose. If it is almost time for the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature between 59 to 86 degrees F (15 to 30 degrees C) away form moisture and sunlight. Do not store in the bathroom.