This medication can be habit-forming and should be used cautiously by people who have mental/mood disorders or a history of alcohol/drug abuse. Before taking this medication, tell your doctor if you have abused or been dependent on drugs or alcohol. Do not increase your dose, take it more often, or take it for a longer time or in a different way than prescribed. Doing so may result in a decrease in the effect of this drug, drug dependence, or abnormal thoughts/behavior.
Your doctor may monitor you for a while after the medication is stopped, especially if you have taken this drug for a long time or in high doses. (See also How to Use section.)Who should not take Focalin XR?
Dexmethylphenidate is used as part of a treatment program (including psychological, educational, and social measures) to treat attention deficit hyperactivity disorder - ADHD. It can help increase your ability to pay attention, stay focused on an activity, and control behavior problems. It may also help you to organize your tasks and improve listening skills. Dexmethylphenidate is a mild stimulant that is thought to work by changing the amounts of certain natural substances in the brain.
OTHER USES: This section contains uses of this drug that are not listed in the approved professional labeling for the drug but that may be prescribed by your health care professional. Use this drug for a condition that is listed in this section only if it has been so prescribed by your health care professional.
Read the Medication Guide provided by your pharmacist before you start taking dexmethylphenidate and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
The dosage is based on your medical condition and response to treatment. Your doctor may direct you to gradually increase or decrease your dose. Also, if you have used it for a long time, do not suddenly stop using this drug without consulting your doctor.
Do not break, crush, or chew this medication. Doing so can release all of the drug at once, increasing the risk of side effects. Swallow the capsules whole. If you have trouble swallowing the capsule, you may open the capsule and carefully sprinkle its contents on a spoonful of cool applesauce. Swallow all of the mixture right away without chewing it. Then drink a glass of cool liquid to make sure you have swallowed all of the dose. Do not prepare the mixture ahead of time.
Methylphenidate and dexmethylphenidate are different medications and do not provide the same amount of medicine. Do not switch between products unless your doctor tells you to.
Take this medication regularly to get the most benefit from it. To help you remember, take it at the same time each day.
This medication may cause withdrawal reactions, especially if it has been used regularly for a long time or in high doses. In such cases, withdrawal symptoms (such as depression, suicidal thoughts, or other mental/mood changes) may occur if you suddenly stop using this medication. To prevent withdrawal reactions, your doctor may reduce your dose gradually. Consult your doctor or pharmacist for more details, and report any withdrawal reactions immediately.
When this medication is used for a long time, it may not work as well. Talk with your doctor if this medication stops working well.
Along with its benefits, this medication may rarely cause abnormal drug-seeking behavior (addiction). This risk may be increased if you have abused alcohol or drugs in the past. Take this medication exactly as prescribed to lessen the risk of addiction.
Tell your doctor if your condition does not improve or if it worsens.
Trouble sleeping, nervousness, dizziness, dry mouth, heartburn, nausea, stomach pain, headache, loss of appetite, or weight loss may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
This medication may raise your blood pressure. Check your blood pressure regularly and tell your doctor if the results are high.
Tell your doctor right away if you have any serious side effects, including: numbness/pain/skin color change/sensitivity to temperature in the fingers or toes, fast/pounding/irregular heartbeat, mental/mood/behavior changes (such as agitation, aggression, mood swings, abnormal thoughts, thoughts of suicide), uncontrolled muscle movements (such as twitching, shaking), sudden outbursts of words/sounds that are hard to control, vision changes (such as blurred vision).
Get medical help right away if you have any very serious side effects, including: fainting, seizure, symptoms of a heart attack (such as chest/jaw/left arm pain, shortness of breath, unusual sweating), symptoms of a stroke (such as weakness on one side of the body, slurred speech, sudden vision changes, confusion).
Rarely, males (including young boys and teens) may have a painful or prolonged erection lasting 4 or more hours while using this medication. Caregivers/parents should also be watchful for this serious side effect in boys. If a painful or prolonged erection occurs, stop using this drug and get medical help right away, or permanent problems could occur. Ask your doctor or pharmacist for more details.
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Before taking dexmethylphenidate, tell your doctor or pharmacist if you are allergic to it; or to methylphenidate; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: high blood pressure, blood circulation problems (such as Raynaud's disease), glaucoma, heart problems (such as irregular heartbeat, heart failure, previous heart attack, problems with heart structure), family history of heart problems (such as sudden cardiac death, irregular heartbeat), mental/mood conditions (especially anxiety, tension, agitation), personal/family history of mental/mood disorders (such as bipolar disorder, depression, psychosis, suicidal thoughts), personal/family history of uncontrolled muscle movements (motor tics, Tourette's syndrome), overactive thyroid (hyperthyroidism), seizure disorder.
This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely.
If used for a long time, this drug may affect a child's growth rate, weight, and final adult height. To reduce the risk, the doctor may recommend briefly stopping the medication from time to time. Check the child's weight and height regularly, and consult your doctor or pharmacist for more details.
Older adults may be more sensitive to the side effects of this drug, especially trouble sleeping, weight loss, or chest pain.
During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.
It is unknown if this medication passes into breast milk. However, similar drugs pass into breast milk. Consult your doctor before breast-feeding.
Taking MAO inhibitors with this medication may cause a serious (possibly fatal) drug interaction. Avoid taking MAO inhibitors (isocarboxazid, linezolid, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine) during treatment with this medication. Most MAO inhibitors should also not be taken for two weeks before treatment with this medication. Ask your doctor when to start or stop taking this medication.
Dexmethylphenidate is very similar to methylphenidate. Do not use medications containing methylphenidate while using dexmethylphenidate.
This medication may interfere with certain medical/laboratory tests (including brain scan for Parkinson's disease), possibly causing false test results. Make sure laboratory personnel and all your doctors know you use this drug.
If overdose is suspected, contact a poison control center or emergency room immediately. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: vomiting, agitation, confusion, sweating, flushing, muscle twitching, hallucinations, seizures, loss of consciousness.
Do not share this medication with others. It is against the law.
Laboratory and/or medical tests (such as blood pressure, complete blood count, height/weight monitoring in children) may be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.
If you miss a dose, take it as soon as you remember. If it is near bedtime or near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.
Information last revised April 2015. Copyright(c) 2015 First Databank, Inc.
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