Buy Ritalin 10mg Online Same Day Delivery | Buy Ritalin 10mg Online with free home delivery on the same day. Ritalin is used for ADHD medication. It belongs to the Methylphenidate class of medicine. Methylphenidate affects the central nervous system and brain directly and controls attention and concentration in the human body. Generally, It is advised to use 2 -3 times a day. It is good to use with a doctor's consult.