Nexium (esomeprazole) 40mg, is there any other meds i can combined with it to help with acid reflux?

Yes you can: You can combine it with H2Blockers like Zantac (ranitidine) or Pepcid for short period and may be a good idea to consult Gastroenterologist as well

Combo Tx GERD.: You can try to combine Nexium (esomeprazole) with an H2 blocker, such as Pepcid, Axid or Zantac to treat your symptoms via two different mechanisms for synergistic benefit.