Ok so I used 150 mgs of oxy a day for awhile my oxy use lasted 2 years but that was the peak wen I quit anyways I have bin off sence feburary 2 and I have bin taking vitamins to help repair my receptors and all the other damage caused during abuse but 2 days ago I fell weak and found some pills and I snorted half and felt close 0 then the next day I snorted one with like 50mgs of Benadryl and felt close to nothing as well and before I quit I was starting to have this happen even wen I used 60-70 mgs when I ussally only used 50 at once I still felt close nothing no matter what at the time I figured it was my receptors being fucked but I haven't used in forever and the meds I'm taking have repaired most of the damage o would say I mean I'm in better mood and more motivated have more energy after taking them but yet still nothing can someone explain to me the possible explanations for this because I have no clue anymore