Ritalin La

  • ADHD

Ritalin La Generic Name & Formulations

General Description

Methylphenidate HCl 10mg, 20mg, 30mg, 40mg; ext-rel caps (one-half as immediate-release + one-half as enteric-coated, delayed-release beads).

Pharmacological Class

CNS stimulant.

See Also

How Supplied

Caps, tabs—100

Generic Availability


Ritalin La Indications


Attention deficit hyperactivity disorder.

Ritalin La Dosage and Administration

Adults and Children

<6yrs: not established. Swallow whole or sprinkle contents onto applesauce (swallow immediately); do not crush, chew, or divide beads. ≥6yrs: initially 20mg once daily in the AM, may increase by 10mg weekly; max 60mg/day. Switching from other methylphenidate products: see full labeling.

Ritalin La Contraindications


During or within 14 days of MAOIs.

Ritalin La Boxed Warnings

Boxed Warning

Abuse and dependence.

Ritalin La Warnings/Precautions


High potential for abuse and dependence: monitor. Increased risk of sudden death, stroke, and MI; assess for presence of cardiac disease before initiating. Avoid in known structural cardiac abnormalities, cardiomyopathy, serious arrhythmias, coronary artery disease, and other cardiac problems. Pre-existing psychotic disorder. Bipolar disorder. Screen for risk factors of developing a manic episode prior to initiation. Consider discontinuing if new psychotic/manic symptoms occur. Peripheral vasculopathy, including Raynaud's Phenomenon; monitor for digital changes. Monitor growth (esp. children), BP, HR. Reduce dose or discontinue if paradoxical aggravation of symptoms occur. Reevaluate periodically. Pregnancy. Nursing mothers: monitor infants.

Ritalin La Pharmacokinetics

See Literature

Ritalin La Interactions


See Contraindications. Hypertensive crisis with MAOIs. Avoid concomitant use with halogenated anesthetics (eg, halothane, isoflurane), alcohol. May antagonize antihypertensive drugs (eg, K+-sparing or thiazide diuretics, CCBs, ACE inhibitors, ARBs, beta blockers, centrally acting alpha-2 receptor agonists); monitor and adjust dose of antihypertensives as needed. Concomitant risperidone may increase risk of extrapyramidal symptoms; monitor.

Ritalin La Adverse Reactions

Adverse Reactions

Headache, insomnia, abdominal pain, decreased appetite, anorexia, tachycardia, palpitations, anxiety, hyperhidrosis, weight loss, dry mouth, nausea; priapism, hypertension.

Ritalin La Clinical Trials

See Literature

Ritalin La Note

Not Applicable

Ritalin La Patient Counseling

See Literature