What an ignorant man; ignorant, as in rude and ignorant as in not understanding anything and being ignorant of the facts. Just because he believes medication can fix everything other people believe that talking fixes everything. He shouldn't push his beliefs on you nor should you believe anything he says.
Therapy takes time and if you have noticed an improvement, then therapy is working for you. I hope you will not let this man influence your therapy and your mental health Nelliecat