We present a case of a 10-year-old boy, who had severe relapsing pancreatitis, three times in two months within 3 weeks after starting treatment with methylphenidate (Ritalin) due to attention deficit hyperactivity disorder (ADHD). Pancreatitis due to the use of (methylphenidate) Ritalin was never published before. Attention must be made by the physicians regarding this possible complication, a...

Ritalin misuse can create powerful stimulant effects and serious health risks. The main aim of present study was compared that two cognitive construct (behavioral intention or behavioral willingness) for predicting Ritalin misuse. This cross-sectional study was conducted among 264 Iranian medical college students; participants selected in random sampling, and data were collected by using self-r...

BACKGROUND Ritalin has high tendency to be abused. It has been the main indication to control attention deficit hyperactivity disorder. The college students may seek for it to improve their memory, decrease the need for sleep (especially during exams), which at least partially, can be related to serotonergic system. Therefore, it seems worthy to evaluate the effect of Ritalin intake on mature b...

PURPOSE The objective of this study was to evaluate the in vitro dissolution and in vivo absorption of D,L-threo-methylphenidate (MPH) from a novel bimodal release formulation (Ritalin LA capsule) compared with an immediate-release formulation (Ritalin IR tablet) in healthy volunteers. METHODS The bimodal release formulation contains 50% of the dose in the immediate-release (IR) beads and 50%...

METHYLPHENIDATE is a white, water-soluble crystalline compound. It is a piperidine derivative which can be administered orally, subcutaneously, intramuscularly or intravenously and is marketed under the name of "Ritalin" by Ciba Pharmaceuticals. It is a behaviour-alteirmg drug which is often included in the classification of tranquillizer or ataractic compounds (9). In contradistinction to the ...

Background: Ritalin has high tendency to be abused. It has been the main indication to control attention deficit hyperactivity disorder. The college students may seek for it to improve their memory, decrease the need for sleep (especially during exams), which at least partially, can be related to serotonergic system. Therefore, it seems worthy to evaluate the effect of Ritalin intake on mature ...

objective: attention deficit hyperactivity disorder (adhd) is a fixed pattern of disregard and hyperactivity that is much more severe than what is normal in children of the same age. multiple drugs are used for the treatment of children with adhd however, their side effects and efficacy are not clearly known. this study was designed to evaluate and compare the therapeutic effects of two drugs, ...

OBJECTIVE Attention deficit hyperactivity disorder (ADHD) is a fixed pattern of disregard and hyperactivity that is much more severe than what is normal in children of the same age. Multiple drugs are used for the treatment of children with ADHD; however, their side effects and efficacy are not clearly known. This study was designed to evaluate and compare the therapeutic effects of two drugs, ...