Proper Use
Drug information provided by: Merative, Micromedex®
Take this medicine only as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. Also, do not change your dose without checking first with your doctor.
This medicine comes with a Medication Guide. Read and follow the instructions carefully. Ask your doctor if you have any questions.
You may take this medicine with or without food.
Swallow the tablet whole with liquid. Do not crush, break, or chew it.
Measure the oral liquid with a marked measuring spoon, dropper, oral syringe, or medicine cup. The average household teaspoon may not hold the right amount of liquid. You may also take the oral liquid using a nasogastric tube or gastrostomy tube.
Dosing
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
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For oral dosage forms (solution or tablets):
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For partial onset seizures:
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Adults and children 16 years of age and older—At first, 50 milligrams (mg) 2 times a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 100 mg 2 times a day.
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Children 1 month to less than 16 years of age—Dose is based on body weight and must be determined by your doctor:
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Weighing 50 kilograms (kg) or more—At first, 25 to 50 mg 2 times a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 100 mg 2 times a day.
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Weighing 20 kg to less than 50 kg—At first, 0.5 to 1 milligram per kilogram (mg/kg) of body weight 2 times a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 2 mg/kg 2 times a day.
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Weighing 11 kg to less than 20 kg—At first, 0.5 to 1.25 mg/kg of body weight 2 times a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 2.5 mg/kg 2 times a day.
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Weighing less than 11 kg—At first, 0.75 to 1.5 mg/kg of body weight 2 times a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 3 mg/kg 2 times a day.
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Children younger than 1 month of age—Use and dose must be determined by your doctor.
Missed Dose
If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Storage
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
Throw away any unused oral liquid 5 months after first opening the bottle.
Portions of this document last updated: March 01, 2024
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