TheraRadar
Data updated: Mar 29, 2026

QUILLICHEW ER

METHYLPHENIDATE HYDROCHLORIDE
Metabolic Approved 2015-12-04

QuilliChew ER is indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD) [see Clinical Studies ( 14 ) ]. Limitations of Use The use of QuilliChew ER is not recommended in pediatric patients younger than 6 years of age because they had higher plasma exposure and a higher incidence of adverse reactions (e.g., weight loss) than patients 6 years and older at the same dosage [see Warnings and Precautions ( 5.7 ) , Use in Specific Populations ( 8.4 ) ]. QuilliChew ER is a centra...

Source: FDA Label • NEXTWAVE PHARMS
1
Indication
--
Phase 3 Trials
10
Years on Market

Details

Status
Prescription
First Approved
2015-12-04
Routes
ORAL
Dosage Forms
TABLET, EXTENDED RELEASE, CHEWABLE

Companies

Active Ingredient: METHYLPHENIDATE HYDROCHLORIDE

QUILLICHEW ER Approval History

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What QUILLICHEW ER Treats

1 indications

QUILLICHEW ER is approved for 1 conditions since its original approval in 2015. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Attention Deficit Hyperactivity Disorder
Source: FDA Label

QUILLICHEW ER Boxed Warning

ABUSE, MISUSE AND ADDICTION QuilliChew ER has a high potential for abuse and misuse, which can lead to the development of a substance use disorder, including addiction. Misuse and abuse of CNS stimulants, including QuilliChew ER, can result in overdose and death [see Overdosage (10) ] , and this risk is increased with higher doses or unapproved methods of administration, such as snorting or injection. Before prescribing QuilliChew ER, assess each patient’s risk for abuse, misuse, and addiction. ...

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Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

QUILLICHEW ER FDA Label Details

Pro

Indications & Usage

FDA Label (PDF)

QuilliChew ER is indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD) [see Clinical Studies ]. Limitations of Use The use of QuilliChew ER is not recommended in pediatric patients younger than 6 years of age because they had higher plasma exposure and a higher incidence of adverse reactions (e.g., weight loss) than patients 6 years and older at the same dosage [see Warnings and Precautions , Use in Specific Populations ]. QuilliChew ER is a central nervous system (CNS) stimulant indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD). Limitation...

⚠️ BOXED WARNING

WARNING: ABUSE, MISUSE AND ADDICTION QuilliChew ER has a high potential for abuse and misuse, which can lead to the development of a substance use disorder, including addiction. Misuse and abuse of CNS stimulants, including QuilliChew ER, can result in overdose and death [see Overdosage (10) ] , and...

QUILLICHEW ER Patents & Exclusivity

Latest Patent: Aug 2033

Patents (90 active)

US9545399 Expires Aug 14, 2033
US9295642 Expires Aug 14, 2033
US9844544 Expires Aug 14, 2033
US11103495 Expires Aug 14, 2033
US10857143 Expires Aug 14, 2033
US11103494 Expires Aug 14, 2033
US8999386 Expires Aug 14, 2033
US11633389 Expires Aug 14, 2033
US8287903 Expires Feb 15, 2031
US8202537 Expires Mar 15, 2027
+ 80 more patents
Source: FDA Orange Book

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.