Virtigo, ocd, anxiety & memory problem.

Hello doctor Goutam here, I m 30 years old, I have some anxiety,mania,virtigo problem from childhood,almost 5years ago a neurologist suggest me some blood check up and MRI brain,Blood report all are ok BP also ok 115/75 but in MRI there is some small spot in left besal ganglia,  so he suggested me clopitab75 for three month, betacap tr 40 and zaptra 12.5, on that time my anxiety and depression level was too high. After three month he stopd clopitab75 But for depression he said continue beptacap and zaptra, after one year of treatment I felt good, depression anxiety gose down, but there was some problem aslo like concentration, memory problems, fickle mind some time palpitations from last 5year I m taking those medicine, now I take zaptra in alternative days from last 2 month and from last 6month betacap tr reduce 40 to 20,are those medicines very hurmfull for brain and heart? now it's tension for me and I am again in depression, so how can I get rid off those medicine??Thank you doctor