# Ritalin LA
### (methylphenidate LA)
[**Full Prescribing Information**](https://dailymed.nlm.nih.gov/dailymed/fda/fdaDrugXsl.cfm?setid=effd952d-ac94-47bb-b107-589a4934dcca&type=display) | [**DailyMed Drug Information**](https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=effd952d-ac94-47bb-b107-589a4934dcca) |
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**Forms/Strengths**
- **Capsules:** 10 mg, 20 mg, 30 mg, 40 mg
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### **Dosing**
- **Age:** ≥ 6 y/o
- **Onset:** ~ 20-60 min
- **Duration:** 8-12 hours
- **Release Profile:** 50% IR, 50% ER
- **Considerations:** Capsules may be swallowed whole or opened, and the entire contents can be sprinkled on applesauce. Should not be crushed, chewed, or divided.
- **Initial Dose:** 10-20 mg
- Patients currently using Ritalin: dosage is equivalent to Ritalin dose
- **Titration:** 10 mg weekly
- **Max Dose:** 60 mg/day
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### **Quick Facts**
- Blocks dopamine/norepinephrine reuptake; enhances focus, attention, and impulse control
- Extended-release capsule with a bimodal (immediate and delayed) release profile for consistent, all-day symptom control
- Unique bead-based technology provides rapid onset followed by sustained effect
- Common side effects: decreased appetite, insomnia, headache, gastrointestinal discomfort
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### **Indications**
- ADHD** (ICD-10: F90.0)
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### **Off-Label Uses**
- **N/A**
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### **How to Take**
- Take **once daily in the morning** to minimize the risk of insomnia.
- Can be taken **with or without food**; high-fat meals may delay absorption.
- Swallow the **capsule whole**; do not crush or chew.
- If needed, the **capsule may be opened and the contents sprinkled on applesauce**—consume immediately without chewing.
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### **Side Effects**
- Common: Headache, insomnia, upper abdominal pain, decreased appetite, anorexia.
- Serious: Cardiovascular events, psychiatric symptoms, priapism, peripheral vasculopathy, growth suppression, glaucoma, tics.
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### **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.
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### **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.
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### **Additional Information**
- **Contraindications:**
- **Hypersensitivity** to methylphenidate 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 methylphenidate levels.
- May potentiate **hypertensive effects** of certain medications (e.g., decongestants, beta-agonists).