Ritalin La Generic Name & Formulations
Methylphenidate HCl 10mg, 20mg, 30mg, 40mg; ext-rel caps (one-half as immediate-release + one-half as enteric-coated, delayed-release beads).
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
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
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
Headache, insomnia, abdominal pain, decreased appetite, anorexia, tachycardia, palpitations, anxiety, hyperhidrosis, weight loss, dry mouth, nausea; priapism, hypertension.
Ritalin La Clinical Trials
Ritalin La Note
Ritalin La Patient Counseling