methylphenidate attention-deficit hyperactivity disorder (adhd) drug molecule

methylphenidate methyl phenidate methylphenidat stimulant adhd attentiondeficit hyperactivity disorder narcolepsy dexmethylphenidate threo extended release dopaminenorepinephrine reuptake inhibitor blocker dextrorotary psychostimulant obesity slimming abuse carbon hydrogen oxygen nitrogen molecule atoms atomic model molecular compound composition chemical chemistry bond structure formula circle ring line drawing skeletal