It is low on facts, it is writen to elicit an emotional effect in the reader playing on fears for children and conspiricy theories about pharmacetical companies (although thats true

)
It's not anything that we didn't already know, but just presented in an unbalanced way that produces the desired effect in the reader.
Undoubtably drugs are used unneccesarily or inappropriately by some doctors - but they also help many people.
Maybe some kids will be stiffled by medication, others will achieve great things because of it - some will survive depression because of it.
In the past and present many kids have ben stiffled by povety, sickness, society, education... you name it - how many kids were unable to learn and left school early because of learning disabilities, ADHD etc.
I do agree that there is a disorder for almost every personality

Knowing the way you think can be a good thing, as long as you don't make it an excuse or let it define your life.
In the end it is up to the person or parent to learn what they can about treatment options, decide whether to accept the doctors opinion or get a second opinon, and workout how they are going to get on with their lives.