Misuse and abuse of methylphenidate may bring about enhanced coronary heart price, respiratory level, or blood pressure; sweating; dilated pupils; hyperactivity; restlessness; insomnia; decreased hunger; loss of coordination; tremors; flushed skin; vomiting; and/or abdominal agony. Anxiousness, psychosis, hostility, aggression, and suicidal or homiā€¦ Read More