Compare prices, print coupons and get savings tips for Concerta (Methylphenidate ER) and other ADHD drugs at CVS, Walgreens, and other pharmacies. Prices start at $90.54 WARNING: DRUG DEPENDENCE. Concerta ® should be given cautiously to patients with a history of drug dependence or alcoholism. Chronic abusive use can lead to marked tolerance and psychological dependence with varying degrees of abnormal behavior. DESCRIPTION. CONCERTA® is a central nervous system (CNS) stimulant. CONCERTA® is available in four tablet strengths. Each extended-release tablet for once-a-day oral administration contains 18, 27, 36, or 54 mg of methylphenidate HCl USP and is designed to have a 12-hour duration of effect. Find a comprehensive guide to possible side effects including common and rare side effects when taking Concerta (Methylphenidate Extended-Release Tablets) for healthcare professionals and consumers. Concerta is used to treat attention deficit disorder (ADD) and attention deficit hyperactivity disorder (ADHD). Learn about side effects, interactions and indications. Methylphenidate is used as part of a treatment program to control symptoms of attention deficit hyperactivity disorder (ADHD; more difficulty focusing, controlling actions, and remaining still or quiet than other people who are the same age) in adults and children. [11-13-2014] FDA concerns about therapeutic equivalence with two generic versions of Concerta tablets (methylphenidate hydrochloride extended-release) Concerta XL 18 mg prolonged-release tablets. - Summary of Product Characteristics (SmPC) by Janssen-Cilag Ltd The healthy newsletter: Every article I share with you will contain interesting information to stay abreast of important health issues. Many think Concerta (methylphenidate) is safe, or mild, because so many children use it. However, the government classifies the psychoactive drug with cocaine and morphine because it is highly addictive.