Methylphenidate molecular structure. This diagram does not show a finished medicine or identify a pill.
PubChem / National Library of Medicine · Structure images reusable under PubChem citation guidelinesAbout Methylphenidate
Methylphenidate is a stimulant medicine. Ritalin and Concerta are familiar brands with different release systems.
Also searched as: Methylphenidate hydrochloride · Ritalin · Concerta
Available strengths
Strength is the amount in a tablet, capsule, liquid or patch. Different formulations are listed separately.
| Product & formulation | Strengths |
|---|---|
| Ritalin (methylphenidate hydrochloride) Immediate-release oral tablet | 5 mg · 10 mg · 20 mg Other methylphenidate release systems have different strengths and instructions. Product label · Checked 2026-10-31 |
Dosages in the product label
Ritalin immediate release — ADHD or narcolepsy, as prescribed
Population: Adults
Label average: 20–30 mg/day, divided into 2 or 3 doses. Maximum: 60 mg/day.
This is not the dosing schedule for Concerta, Ritalin LA or other modified-release products.
Prescribing information · Checked 2026-10-31
Buy Methylphenidate: pricing & legal access
Methylphenidate online: availability & product information
Saved U.S. price estimates from Drugs.com for the exact products and quantities below. These are dated estimates, not live pharmacy quotes or insurance copays. Discounts and local availability vary.
| Product / strength | Quantity | Price (USD) |
|---|---|---|
| Generic methylphenidate 5 mg Immediate-release oral tablet | 30 tablets | $8.16 Drugs.com published cash estimate Drugs.com price guide Checked 2026-10-31 |
| Generic methylphenidate 10 mg Immediate-release oral tablet | 30 tablets | $9.20 Drugs.com published cash estimate Drugs.com price guide Checked 2026-10-31 |
| Generic methylphenidate 20 mg Immediate-release oral tablet | 100 tablets | $29.41–$30.25 Drugs.com published cash estimate Drugs.com price guide Checked 2026-10-31 |
Prices refer to medication only; consultation, administration and monitoring costs may be additional. Prescription products require a valid prescription and a licensed pharmacy. Check the exact formulation before comparing offers.
Methylphenidate information
Uses and formulations
Used for ADHD and, with some products, narcolepsy. Focalin contains dexmethylphenidate, a related medicine rather than the same active ingredient.
Sources: MedlinePlus — Methylphenidate
Side effects and serious risks
Poor appetite, insomnia and abdominal discomfort are possible. Serious heart and psychiatric effects need prompt medical assessment.
Sources: MedlinePlus — Methylphenidate
Dosage and directions
Product timing varies substantially. Do not substitute an extended-release product or crush its tablets unless the specific product instructions allow it.
Sources: MedlinePlus — Methylphenidate
Interactions and precautions
Review heart history, blood pressure, tics and psychiatric conditions. MAO inhibitors and other stimulants require checking.
Sources: MedlinePlus — Methylphenidate
U.S. federal classification
Listed federally in Schedule II. Classification does not by itself establish that a particular product is approved or that an online transaction is lawful. State requirements and product-specific rules also apply.
Sources: DEA — Controlled substances alphabetical list (October 2026)
Pharmacology and mechanism
Methylphenidate affects dopamine and norepinephrine signaling, including inhibition of their reuptake. It is a different chemical from amphetamine despite overlapping clinical uses.
Formulations and product identification
The active ingredient alone does not describe a finished product. These distinctions matter when reading a label or comparing prescriptions.
| Product or formulation | Important distinction |
|---|---|
| Immediate-release tablets | Have different timing from longer-acting preparations. |
| Extended-release products | Release systems differ between products. |
| Dexmethylphenidate products | Contain a related but distinct active ingredient. |
Monitoring and treatment follow-up
Treatment review includes benefit, appetite, sleep, weight and cardiovascular measurements. A brand change may alter the delivery profile, so a familiar ingredient name alone does not explain every difference in daily response.
Dependence and stopping treatment
Stimulant misuse can cause serious harm. Taking extra medicine for academic or occupational performance is not the same as following an ADHD prescription. Long-term treatment is monitored for effectiveness and emerging risks.
How it differs from related medicines
Focalin contains dexmethylphenidate, rather than the same mixture of enantiomers as methylphenidate. Ritalin and Concerta also differ in formulation. Related names do not establish equivalent doses or schedules.
Sources and editorial notes
Prepared by DrugRX using the references linked below. Sources were consulted on 2026-10-31. This page has not been independently reviewed by a clinician. Research findings, medication approval and legal permission are separate questions.
- MedlinePlus — Methylphenidate
- DEA — Controlled substances alphabetical list (October 2026)
- DailyMed — Ritalin prescribing information
- Drugs.com — methylphenidate price guide
Legal information is a dated U.S. reference. Product rules and local laws may change. Where the evidence does not establish a dose, interaction profile or price, the page states that limitation.