Methylphenidate (HCl)
Generic medicine reference
Not yet clinically reviewed
This entry was migrated from the earlier Pharmapedia app bundle and has not been reviewed by a named clinician on this site. It is provided for educational reference only — verify dosage and safety information against current, authoritative sources and a qualified healthcare professional before any clinical use.
Overview
Methylphenidate (HCl) is a centrally acting sympathomimetic agent. Methylphenidate (HCl) is a central nervous system stimulant. It increases mental alertness. Methylphenidate (HCl) is used in the treatment of narcolepsy. Methylphenidate (HCl) is used as an adjunct therapy to remedial measures (psychological, educational and social) in the management of minimal brain dysfunction.
Indications
Methylphenidate (HCl) is primarily indicated in conditions like Attention deficit hyperactivity disorders, Depression, Narcolepsy, and can also be given in adjunctive therapy as an alternative drug of choice in Apathetic behavior, Chronic fatigue, Drug-induced lethargy, Psychoneurosis, Stuttering.
Contraindications
Methylphenidate (HCl) is contraindicated in conditions like Agitation, Alcohol dependence, Anxiety, Cardiac arrhythmia, Epilepsy, Glaucoma, Hypertension, Psychosis, Thyrotoxicosis, Gille de la Tourette syndrome, Hypersensitivity, Tension.
Side Effects
The severe or irreversible adverse effects of Methylphenidate (HCl), which give rise to further complications include Depression, Agitation, Hyperactivity. Methylphenidate (HCl) produces potentially life-threatening effects which include Convulsions, Cardiac arrhythmias. which are responsible for the discontinuation of Methylphenidate (HCl) therapy. The signs and symptoms that are produced after the acute overdosage of Methylphenidate (HCl) include Vomiting, Tachycardia, Cardiac arrhythmias, Convulsions, Confusion, Hallucinations, Sweating, Hyperventilation, Tremor, Mydriasis, Delusions, Pallor, Elevation of BP, Hyperreflexia, Respiratory stimulation, Cardiac insufficiency, Loss of consciousness, Muscle twitching. The symptomatic adverse reactions produced by Methylphenidate (HCl) are more or less tolerable and if they become severe, they can be treated symptomatically, these include Dizziness, Headache, Nausea, Anorexia, Restlessness, Palpitation, Tachycardia, Insomnia, Nervousness, Abdominal pain, Weight loss.
Warnings
Perform periodic blood counts, platelets and differential counts during prolong therapy with methylphenidate. Abrupt discontinuation after long-term administration is not recommended. Methylphenidate should be used cautiously in the patient with the history of the emotional instability, alcoholism or the substance abuse because the potential for abuse is increased.
High Risk Groups
Drug should not be given to Paediatrics, Pregnant Mothers, Geriatrics, and Neonates.If prescribing authority justifies the benefits of the drug against the possible damages he/she should reevaluate them and consult the reference material and previous studies.
Adult Dosage
5 to 20 mg (12 (12.5)) 8 hourly PO —
Child Dosage
0.2 mg/kg (0.2 (0.2)) 12 hourly Oral — Dose for 5-12 Yrs of Children
Neonatal Dosage
No neonatal dosage information is recorded for this medicine yet.
Drug Interactions
Methylphenidate (HCl) is known to interact with other drugs, the details of drug interactions is as follows:DrugDetailsSeverityOnsetManagementAdrenalineChlorpromazine (HCl)Clomipramine (HCl)Desipramine (HCl)Dothiepin (HCl)Doxepin (HCl)Imipramine (HCl)Imipramine (HCl)IsocarboxazidPhenylbutazone Phenytoin (Na)Phenytoin (Na)PrimidoneThiopentone (Na)Trimipramine (Maleate) These interactions are sometimes beneficial and sometimes may pose threats to life. Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.
Storage
Tab Store Below 40°C. Protect from Sunlight and Moisture.
Available Brands in Pakistan
2 active brands listed alphabetically.
EVIGIL
ActiveENGLISH PHARMACEUTICALS INDUSTRIES
DML: EVIGIL
Tabs
RITALIN
ActiveNOVARTIS PHARMA (PAK) LTD
DML: RITALIN
Tabs
7 additional records are present but flagged "Unverified / Legacy" and not listed.
