Sorry to hear that Mia hasn't fully recovered. I don't know anything about Cerecomp, but a lot of the symptoms that you mentioned that she is getting like agrression, fatigue and lack of concentration are all side effects of Rimadyl. Please make sure you go to the site below to find out all the side effects of Rimadyl. Then talk to your vet about what Mia is experiencing.
Side Effects of Rimadyl
Geng Daddi