Is it possible to become immune to ADHD medication?

Hi, it seems that you have a lot of questions to ask. The best person to answer all of your questions would be a child clinical psychologist. In any case, one of the greatest pain in life is (falsely) thinking that we can actually change someone else's mind. We can first try by befriending them. Try to be in the good books of your child's teacher. Then you can explain, in various forms and formats and with different people. Some times, our clinical psychologists have to go down to schools to talk to teachers. But even that is not guaranteed success.

Ritalin is a stimulant that can genuinely help people who have attention deficit hyperactivity disorder (ADHD). It is made of methylphenidate, which is known to help people focus at work and school. Like caffeine, methylphenidate is a stimulant. Ritalin is a prescription medicine used to treat the symptoms of attention deficit hyperactivity disorder (ADHD) and narcolepsy. Ritalin may be used alone or with other medications. Ritalin belongs to a class of drugs called Stimulants, ADHD Agents.