I'm not sure of your doses but I think they are unsustainable and suggest you look at other options like SNRI's.

Brufen / Ibuprofen is an anti-inflammatory which may explain how it works. Using it long term has serious health implications which you can investigate for yourself.

Pseudoephedrine is a stimulant / amphetamine. This thread may give you some answers as to how these work for pain: Link. This article may give a few more: Link.