mefenamic acid-oral (cont.)
DRUG INTERACTIONS: Tell your doctor of all prescription and nonprescription drugs you may use, especially of: "blood thinners" such as warfarin, other arthritis medication, water pills, lithium. 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 drug with others.
MISSED DOSE: If you miss a dose, take it as soon as remembered; do not take 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 at room temperature away from moisture and sunlight. Do not store in the bathroom.
Last Editorial Review: 3/2/2005
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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.
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