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Focalin

(dexmethylphenidate)

Full Prescribing Information DailyMed Drug Information

Forms/Strengths

  • Tablets: 2.5 mg, 5 mg, 10 mg

Dosing

  • Age: ≥ 6 y/o
  • Onset: ~ 30 minutes
  • Duration: 5-6 hours
  • Considerations:  Give approximately 1/2 the methylphenidate dose. Administer orally twice daily, at least 4 hours apart, with or without food.
  • Initial Dose:
    • New to methylphenidate: 2.5 mg twice daily
    • Currently taking methylphenidate: Start with half the current total daily dose of methylphenidate (up to 10 mg twice daily)
  • Titration: Increase by 2.5-5 mg daily every 3 to 7 days
  • Max Dose: 20 mg/day (10 mg twice daily)

Quick Facts

  • Increases synaptic dopamine and norepinephrine by enhancing presynaptic release
  • Improves focus, attention, and impulse control
  • Immediate-release formulation for rapid onset
  • Unique formulation contains the isolated active dextroisomer (dexmethylphenidate), potentially allowing for lower dosing
  • Common side effects: decreased appetite, insomnia, increased blood pressure, headache

Indications

  •  ADHD (ICD-10: F90.0)

Off-Label Uses

  •  N/A

How to Take

  • Take once or twice daily, with doses at least 4 hours apart.
  • Can be taken with or without food; high-fat meals may delay absorption.
  • Swallow the tablet whole; do not crush, chew, or split.
  • Avoid taking late in the day to prevent insomnia.

Side Effects

  • Decreased appetite, weight loss
  • Abdominal pain
  • Nausea
  • Insomnia
  • Tachycardia, potential elevations in blood pressure
  • Possible new or worsened psychiatric symptoms (psychosis, mania)
  • Priapism (rare, but serious)

Monitoring / Labs

  • Cardiovascular: Baseline and routine monitoring of heart rate and blood pressure.
  • Growth in Pediatrics: Regular monitoring of height and weight to detect growth suppression.
  • Psychiatric Symptoms: Observe for mood changes, anxiety, or psychosis.
  • Abuse Potential: Monitor for misuse or diversion.

Education

  • When to Call the Doctor:

    • Severe mood changes, aggression, or suicidal thoughts.
    • Chest pain, rapid heartbeat, shortness of breath (cardiovascular concerns).
    • Uncontrolled movements, tics, or worsening anxiety.
    • Numbness, coldness, or color changes in fingers or toes (circulatory issues).
    • Unexplained weight loss or delayed growth in pediatric patients.
  • Safety Tips:

    • Monitor blood pressure and heart rate, especially in patients with cardiovascular risk.
    • Use caution in patients with anxiety, bipolar disorder, or psychosis, as symptoms may worsen.
    • Avoid caffeine and other stimulants, which may amplify side effects.
    • Ensure adequate hydration and nutrition, as appetite suppression is common.
    • Tapering may be required if discontinuing after long-term use.
  • Parent Tips for Pediatric Patients:

    • Encourage a nutrient-dense diet to counteract appetite suppression.
    • Administer in the morning before school for optimal effect.
    • Monitor school performance and behavioral changes.
    • Observe for sleep disturbances; adjust timing if necessary.
    • Communicate regularly with teachers and caregivers about medication effects.

Additional Information

  • Contraindications:

    • Hypersensitivity to dexmethylphenidate or formulation components.
    • Use within 14 days of MAOI therapy (risk of hypertensive crisis).
    • Symptomatic cardiovascular disease, moderate-to-severe hypertension, hyperthyroidism, glaucoma.
    • History of substance use disorder, unless benefits outweigh risks.
  • Pregnancy:

    • Category C; use only if benefits outweigh risks.
    • May cause neonatal withdrawal symptoms or low birth weight.
  • Lactation:

    • Excreted in breast milk; not recommended due to potential infant exposure.
  • Drug Interactions:

    • Serotonergic drugs (e.g., SSRIs, SNRIs, MAOIs) increase serotonin syndrome risk.
    • Acidifying agents (e.g., ascorbic acid) may reduce drug absorption.
    • Alkalinizing agents (e.g., sodium bicarbonate) may increase dexmethylphenidate levels.
    • May potentiate hypertensive effects of certain medications (e.g., decongestants, beta-agonists).