Methylphenidate is a drug that is used to treat attention-deficit hyperactivity disorder (ADHD). It is a stimulant that works by increasing the amount of dopamine in the brain. Methylphenidate is available in both a short-acting and a long-acting form. The short-acting form is used to treat ADHD symptoms that occur during the day, and the long-acting form is used to treat ADHD symptoms that occur throughout the day and into the evening.

Methylphenidate is available in tablet and capsule form. The usual dose of methylphenidate for adults is 10-60 mg per day, split into 2-3 doses. The dose for children …