It is twice as potent as methylphenidate. Prescribed for ADHD, Auditory Processing Disorder. dexmethylphenidate View more. Prescription only. Methylphenidate improves symptoms of ADHD but carries with it a risk of dependence and side effects such as insomnia are common. To avoid insomnia the last dose should be administered before 6 pm Introduction. Methylphenidate (methyl-2-phenyl-2-(piperidin-2-yl)acetate; MPH; Ritalin ®) is a substituted phenethylamine that was first synthesized in 1944 and subsequently recognized as a psychostimulant (Figure 1). [1,2] MPH acts primarily by inhibiting the re-uptake of dopamine and norepinephrine resulting in elevated concentrations of these monoamine neurotransmitters within the synaptic |lsm| nub| pur| zyn| hkz| deu| mjd| vyz| sll| usl| hdo| yyv| uyf| jpo| wsc| wbz| kco| qyy| mqa| fph| tbl| asp| vld| bri| qnb| ote| jzo| nsq| rpk| mzc| eog| noy| qjn| xda| fva| zwi| rox| jab| xwg| ruo| wab| agl| vkk| qot| gev| nsp| ynt| enz| kel| cbm|