DRUG INTERACTIONS: Tell your doctor of all over-the-counter and prescription medication you may use, especially of drugs that can cause dizziness or drowsiness such as: narcotic pain relievers (e.g., codeine), sleep medication, certain antihistamines (e.g., diphenhydramine), alcohol-containing medications, drugs used for mood/mental conditions. Many cough-and-cold preparations contain ingredients that may add to the drowsiness effects of chlorzoxazone. Consult your doctor or pharmacist before using any such medications. 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 nausea, vomiting, diarrhea, unusual drowsiness or dizziness, lightheadedness, and headache.

NOTES: This medication provides temporary relief and must be used in addition to rest, physical therapy and other measures. Do not allow others to use this medication.

MISSED DOSE: If you should miss a dose, take it as soon as remembered unless it is almost time for the next dose. If it is nearly time for the next dose, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose.

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

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