Unable to think or analyze properly.

I AM TAKING UVOX 100 AND ETILAAM PRO 20  AND ELTROXIN 50 AS PER PRESCRIPTION.MY TREATMENT IS GOING FOR APRROX 6 YRS..AT THE FIRST TIME I HAD OCD...NOW THAT IS CURED BUT A SEVERE ANXITY,DEPRESSION,TENSION COME SEVERAL TIME AND A MOOD SWING UNABLE TO FOCUS AND CONCENTRATION HAPPENS AND A BAD SENSATION HAPPENS IN MY CHEST...FOR THIS WHY MY TREATMENT IS GOING AND I AM NOW TAKING UVOX 100 AND ETILAAM PRO20 FOR THAT..I WAS PRESCRIBED MODAFINIL FOR BETTER CONCENTATION AND TO AVOID DAYTIME DROWSINESS..AND THE MEDICINE ALSO SUITS ME BUT AFTER TAKING THE LAST 4 TH MODAFINIL AFTER 9 OURS I HAVE TAKEN ALCHOHOL AND AS PER MODAFINIL EFFECT I WAS ABLE TO THINK PROPERLY AND AVOUD SLEEP AND I WAS PLAYING GAMES IN MOBILE AT NIGHT AND SLEPT AFTER 4 HOURS OF CONSUMING ALCHOHOL..WHEN I WOKE UP FROM THE SLEEP OF 7 HOURS I FELT DROWSINESS FOR 2 DAYS THOUGH I WAS TAKING MODAFINIL AND AFTER 2 DAYS THE DROWSINESS WAS GONE BUT I AM UNABLE TO THINK ANALYZE ANTYTHING PROPERLY AND WHEN I TRY I FLT PRSRE ON MY BRAIN