DRUG INTERACTIONS: Tell your doctor of all prescription and nonprescription medications you may take, especially of: blood pressure drugs (e.g., water pills, clonidine, methyldopa, guanabenz, guanfacine), MAO inhibitors (e.g., linezolid, furazolidone, phenelzine, selegiline), sleep medicines, sedatives (e.g., diazepam), tranquilizers, anti-anxiety drugs, narcotic pain relievers (e.g., codeine, morphine), barbiturates (e.g., phenobarbital), certain antihistamines (e.g., diphenhydramine), other muscle relaxants (e.g., cyclobenzaprine), certain antidepressants (e.g., imipramine, amitriptyline, trazodone), phenothiazine psychiatric drugs (e.g., chlorpromazine), birth control pills, rofecoxib. 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 drowsiness, fainting, trouble breathing, or unconsciousness.

NOTES: Your doctor may monitor liver tests during treatment. Do not share this medication with others.

MISSED DOSE: If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.

STORAGE: Store at room temperature between 59 and 86 degrees F (15-30 degrees C) away from light and moisture.