morning, with or without food. Taking this medication late in the day may cause trouble sleeping (insomnia).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.If you suddenly stop using this medication, you may have withdrawal symptoms (such as depression, suicidal thoughts, or other mental/mood changes). To help prevent withdrawal, your doctor may lower your dose slowly. Withdrawal is more likely if you have used dexmethylphenidate for a long time or in high doses. Tell your doctor or pharmacist right away if you have withdrawal.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.Though it helps many people, this medication may sometimes cause addiction. This risk may be higher if you have a substance use disorder (such as overuse of or addiction to drugs/alcohol). Take this medication exactly as prescribed to lower the risk of addiction. Ask your doctor or pharmacist for more details.Tell your doctor if your condition does not improve or if it worsens. SIDE EFFECTS: Trouble sleeping, nervousness, dizziness, dry mouth, heartburn, nausea, stomach pain, headache, loss of appetite, or weight loss may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.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: signs of blood flow problems in the fingers or toes (such as coldness, numbness, pain, or skin color changes), unusual wounds on 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, trouble speaking, 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.A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345. PRECAUTIONS: See also Warning section.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. Alcohol or marijuana (cannabis) can make you more dizzy. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Limit alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis).Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).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.This drug passes into breast milk. Consult your doctor before breast-feeding. DRUG INTERACTIONS: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.Taking MAO inhibitors with this medication may cause a serious (possibly fatal) drug interaction. Avoid taking MAO inhibitors (isocarboxazid, linezolid, metaxalone, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, safinamide, 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/lab tests (such as brain scan for Parkinson's disease), possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug. OVERDOSE: If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. 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. NOTES: Do not share this medication with others. Sharing it is against the law.Lab and/or medical tests (such as blood pressure, complete blood count, height/weight monitoring in children) may be done while you are taking this medication. Keep all medical and lab appointments. Consult your doctor for more details. MISSED DOSE: 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. Take your next dose at the regular time. Do not double the dose to catch up. STORAGE: Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company. Information last revised May 2023. Copyright(c) 2023 First Databank, Inc. IMPORTANT: HOW TO USE THIS INFORMATION: This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs. FormularyPatient DiscountsAdding plans allows you to compare formulary status to other drugs in the same class.To view formulary information first create a list of plans. Your list will be saved and can be edited at any time.Create Your List of PlansAdding plans allows you to:View the formulary and any restrictions for each plan.Manage and view all your plans together – even plans in different states.Compare formulary status to other drugs in the same class.Access your plan list on any device – mobile or desktop. The above information is provided for general informational and educational purposes only. Individual plans may vary and formulary information changes. Contact the applicable plan provider for the most current information. View explanations for tiers and restrictions Tier Description 1 This drug is available at the lowest co-pay. Most commonly, these are generic drugs. 2 This drug is available at a middle level co-pay. Most commonly, these are "preferred" (on formulary) brand drugs. 3 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs. 4 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs or specialty prescription products. 5 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs or specialty prescription products. 6 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs or specialty prescription products. NC NOT COVERED – Drugs that are not covered by the plan. Code Definition PA Prior Authorization Drugs that require prior authorization. This restriction requires that specific clinical criteria be met prior to the approval of the prescription. QL Quantity Limits Drugs that have quantity limits associated with each prescription. This restriction typically limits the quantity of the drug that will be covered. ST Step Therapy Drugs that have step therapy associated with each prescription. This restriction typically requires that certain criteria be met prior to approval for the prescription. OR Other Restrictions Drugs that have restrictions other than prior authorization, quantity limits, and step therapy associated with each prescription. 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