Ritalin developing tics(If it helps, the triggers for my brother were ritalin and stress. . There needs to be a genetic predisposition . . . . . Daytrana Dosing Equivalents to Ritalin and Concert. . . Effect on the developing brain — The long-term impact of . . . . . . . . . . the neurochemical balance of a youngster's developing brain . . . . . The side effects of Ritalin are many, including loss of appetite, anxiety, insomnia, nervous tics, headaches . We have tried Adderall (adderrall)... more