Thicken ulnar nerve. Issue with?

NO ONLINE OR TELEPHONIC CONVERSATION If u have any fees please share your Google /phone pay number I am suffering from both hand little and ring fingers pain. Nerve velocity and scan report was normal when diagnosed. The neurologist said ulnar nerve is slightly enlarged by physical tests. Since 2+ years I have tried several gabapantin tablets. Now I am on tablet Trigabapantin 100 ----0-0-1 But still I am experiencing the pain from around 7 pm to night tablet dose. After vaccination pain is left has been triggered and medicine is not helping. I am also on medicines Tab Bisoheart 2.5 mg 1-0-0 Tab Aztolet 10 mg 0-0-1 Having IBS C too but managed with flax seeds Please suggest me a better medicine or pain management considering IBS constipation issue With regards