Yes, ABA or behavioral therapy is appropriate, especially toward aggressiveness toward other kids.
Our OT used to do the "how is your engine running" program--red, yellow, green. Red meant overexcited and needing to regulate, green--okay, yellow feeling sluggish.
The Kazdin Method is a good read for learning how to address unwanted behaviors.
Is speech an issue? Some kids with ADHD can benefit from a social skills group to help them learn to interact with others.