Ritalin with generic name methylphenidate HCL belongs to the drug class of stimulants. Its chemical formula is methyl α-phenyl-2-piperidineacetate hydrochloride. Further, it is a white crystalline powder soluble in water, methanol, and alcohol. The drug helps with the treatment of Narcolepsy and ADHD. The medication works by affecting the central nervous system in the brain. As a result, this helps in the production of dopamine in certain areas of the brain. This area is responsible for a person’s action, cognition and motivation. Therefore, by enhancing dopamine in the brain, it helps a person reduce unusual brain activity. In addition, it increases calmness and happy hormones, reducing impulsivity and hyperactivity.