Xelstrym
(generic)
Full Prescribing Information | DailyMed Drug Information |
Forms/Strengths
- Transdermal system: 4.5 mg/9 hours, 9 mg/9 hours, 13.5 mg/9 hours, 18 mg/9 hours
Dosing
- Age: ≥ 6 y/o
- Onset: Approximately 2 hours after application
- Duration: 9-hour wear time; continuous release for 9-12 hours
- Considerations: Apply the patch to the hip, upper arm, chest, upper back, or flank area 2 hours before the effect is needed. Rotate application sites with each new patch. Do not use more than one patch in a 24-hour period. Do not substitute for other amphetamine products on a milligram-per-milligram basis.
- Initial Dose:
- Pediatric (6-17 y/o): 4.5 mg/9 hours daily
- Adults: 9 mg/9 hours daily
- Titration: 4.5 mg/9 hours weekly
- Max Dose: 18 mg/9 hours
- Severe Renal Impairment: 13.5 mg/9 hours
- End-Stage Renal Disease (ESRD): 9 mg/9 hours
Quick Facts
- Increases synaptic dopamine and norepinephrine by promoting presynaptic release and inhibiting reuptake
- Enhances focus, attention, and impulse control
- Extended-release capsule with a multi-phase release profile for rapid onset and sustained effect
- Unique formulation for consistent plasma levels throughout the day
- Common side effects: decreased appetite, insomnia, headache, gastrointestinal discomfort
Indications
- ADHD (ICD-10: F90.0)
Off-Label Uses
- N/A
How to Take
- Apply one patch daily to clean, dry, intact skin.
- Apply to the hip, upper arm, chest, flank, or upper back—rotate application sites daily.
- Press firmly for at least 30 seconds to ensure full adhesion.
- Wear the patch for 9 hours and remove it after the prescribed duration.
- Avoid cutting or altering the patch, as this may affect drug release.
- Wash hands after applying or removing the patch.
Side Effects
- Common: decreased appetite, headache, insomnia, tic, abdominal pain, vomiting, nausea, irritability, increased blood pressure, and increased heart rate
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.
- Skin irritation, blistering, or severe redness at the application site.
- 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 external heat sources (e.g., heating pads, electric blankets, hot tubs) as heat can increase drug absorption.
- Ensure adequate hydration and nutrition, as appetite suppression is common.
- If the patch falls off, replace with a new one but remove at the usual time.
-
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.
- Dispose of used patches safely by folding them in half and placing them in a secure disposal container.
Additional Information
-
Contraindications:
- Hypersensitivity to amphetamines 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 amphetamine levels.
- May potentiate hypertensive effects of certain medications (e.g., decongestants, beta-agonists)