Adding Diphenhydramine or antihistamines with Opiates is dangerous if the user doesn't have a high tolerance.
The preparations you mentioned are prescribed by a doctor, you are NOT a doctor so don't make the assumption that it's ok for you to recommend it.
In no way or form did he say 'look at me, read my posts cause i'm the only one that's right here' and post count has nothing to do with providing good information, you need to stop being a negative cunt and realize you are not the person who is always right, in fact most of the posts i read from you are horribly wrong.
Also, you aren't even a moderator, and it's funny you try and act like one cause you fail each time.
MAJ.pain and others are right, especially if he/she isn't an occasional user.