Methylphenidate oral solution

METHYLIN SOLUTION

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Pronunciation: meth-il-FEN-i-dayt

Methylphenidate oral solution ballicule: receptor binding, kinetics and half-life diagram — Mechanism of action: Methylphenidate oral solution ballicule

Methylphenidate oral solution RITALIN mascot mnemonic cartoon — Visual mnemonic: Methylphenidate oral solution mascot
**“Write a line on Math final date”**
Wide eyes → stimulant
Scantron → methylphenidate product (“Math final date”)

What it isGrape-flavored IR liquid methylphenidate inhibiting dopamine and norepinephrine reuptake for ADHD (METHYLIN SOLUTION, 2002; approved ages 6-17, adults).

Why this oneThe solution permits fine dose adjustment and easy swallowing while retaining 3-4 h (Carlat Table 1) of immediate-release coverage.

What limits itMeasure with an oral syringe; appetite loss, insomnia, blood-pressure elevation, and misuse risk remain.

Methylphenidate oral solution molecular structure (skeletal formula) — Molecular structure: Methylphenidate oral solution

FDA-approved for

ADHD (2002)

Classes and tags

Clinical profile

Therapeutic safety burden2 / 4

Overdose danger2 / 4

Weight-gain liability0 / 4

Sedation liability0 / 4

QT / Torsades0 / 4

Direct muscarinic antagonism0 / 4

Embryofetal risk2 / 4

Legacy pregnancy categoryC

Defining liabilityHypertension, appetite/weight effects, misuse and stimulant-induced psychosis or arrhythmia.

FDA label

Read the full label on DailyMed ↗

BOXED WARNING Abuse, misuse, and addiction: high potential; can result in overdose and death.

FDA dosing	Population	Start	Target	Max
Attention deficit hyperactivity disorder (ADHD)	Adults		20–30 mg/day in divided doses 2–3 times daily (30–45 min before meals)	60 mg/day
Attention deficit hyperactivity disorder (ADHD)	Pediatric ≥6 yr	5 mg BID (before breakfast and lunch)	Increase 5–10 mg weekly	60 mg/day
Narcolepsy	Adults		20–30 mg/day in divided doses 2–3 times daily	60 mg/day

Titration Increase in 5–10 mg increments weekly (pediatric).

Renal Undefined.

Hepatic Undefined.

Instructions

Administer 30–45 minutes before meals
Adults unable to sleep: give last dose before 6 p.m.
Perform pretreatment cardiac and tic/Tourette screening

Available strengths

sol 5, 10 mg/5 mL
cap 20, 40, 60, 80, 100 mg
tab 5, 10, 20 mg
ER cap 10, 15, 20, 30, 40, 50, 60, 80, 100 mg
ER tab 10, 18, 20, 27, 36, 45, 54, 63, 72 mg
ODT 8.6, 17.3, 25.9 mg
chew tab 2.5, 5, 10, 20, 30, 40 mg
ER susp 600 mg/120 mL
+ 5 other marketed forms not shown

Contraindications

Concurrent MAOI use or within 14 days of stopping an MAOI (hypertensive crisis)

Cautions

Risks in serious cardiac disease/sudden death
Increased blood pressure and heart rate
Psychiatric adverse reactions
Priapism
Peripheral vasculopathy (Raynaud's)
Long-term growth suppression in pediatrics
Angle-closure glaucoma
Tics/Tourette's worsening

Adverse reactions

Decreased appetite
Insomnia
Increased blood pressure/heart rate
Nasopharyngitis
Psychiatric reactions

Pregnancy Undefined.

Lactation Undefined.

Cost

Methylphenidate oral solution (METHYLIN SOLUTION)

What pharmacies pay · NADAC 9/30/26

Strength		#/mo	generic $/unit	CostPlus
5 mg/5 mL	sol	per unit	$0.08/mL	not offered
10 mg/5 mL	sol	per unit	$0.12/mL	not offered

Other forms: Methylphenidate (RITALIN) · Methylphenidate ER chewable (QUILLICHEW ER) · Methylphenidate ER suspension (QUILLIVANT XR) · Methylphenidate ER (Relexxii) · Methylphenidate LA (RITALIN LA) · Methylphenidate ER (OROS) (CONCERTA) · Methylphenidate XR-ODT (COTEMPLA XR-ODT) · Methylphenidate patch (DAYTRANA) · Methylphenidate ER evening-dosed (JORNAY PM) · Methylphenidate CD (METADATE CD)

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Memory aids: interaction avatars

no kinetic interactions

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Self-check

How should METHYLIN SOLUTION doses be measured?
With an oral syringe.
How long does its immediate-release coverage last?
3–4 h.