I'm a firm believer in medicating my children when it's in their best interests. I feel that's the only responsible approach for me. Medicating my kids for things beside illness has always been a painstaking process or research, thought and discussion with the prescribing doctor. Sometimes even the best laid plans can have unforeseen consequences and then tough choices have to be made.  This is the case with Elliott and his ADHD medications.    As it turns out, the tachycardia he's been experiencing is likely related to his ADHD medication and Dr. Reynolds has taken him off and switched him to different medication that is less likely to cause a problem.  For the next two weeks I will be having to monitor his heart rate for changes and document it…