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Focalin's main ingredient is DEXMETHYLPHENIDATE and the main ingredient for Vyvanse is LISDEXAMFETAMINE. They are both stimulant medications.
Everyone reacts differently to medications. There is no medication that is better than another, it is a matter of what works best for the individual. Sometimes it is a matter of trial and error to find the right medication and the right dosage.
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Focalin can help with educational problems, control behavioral problems, listening skills, organize tasks better and most importantly control behavioral problems.