DYANAVEL XR, Quillivant XR, and QuilliChew ER are federally controlled substances (CII) because they can be abused or lead to dependence. Keep these medicines in a safe place to prevent misuse and abuse. Selling or giving away these medicines may harm others and is against the law. Tell your doctor if you, your child, or any family members have ever abused or been dependent on alcohol, prescription medicines, or street drugs.


A ONCE-DAILY methylphenidate tablet WITH THE VERSATILITY TO be chewed or swallowed whole
QuilliChew ER is a central nervous system stimulant prescription medicine used for the treatment of Attention Deficit Hyperactivity Disorder (ADHD). QuilliChew ER is a chewable tablet taken by mouth.
It is not known if QuilliChew ER is safe and effective in children under 6 years of age.
QuilliChew ER is a federally controlled substance (CII) because it can be abused or lead to dependence. Keep QuilliChew ER in a safe place to prevent misuse and abuse. Selling or giving away QuilliChew ER may harm others and is against the law.
QuilliChew ER® (methylphenidate hydrochloride) offers recently diagnosed patients with ADHD:
*In a clinical study performed in a laboratory classroom, QuilliChew ER was found effective at reducing the symptoms of ADHD in children ages 6-12 years compared to a sugar pill at 45 minutes and 2, 4, and 8 hours after taking.