The best replacement for dopamine is dobutamine.

The best alternatives to dopamine are rated as following:
★★★★★  dobutamine
★★★★  serotonin
★★★★  norepinephrine
★★★  levophed
★  epinephrine
★  serotonin depression
★  endorphins
★  acetylcholine
★  adrenaline
  oxytocin
  l-dopa
  prolactin
  testosterone
  endorphin
  noradrenaline
  phenylephrine
  dobutrex
  seratonin
  levophed shock
  norepinephrine nejm
  neosynephrine
  dopa
  low serotonin
  atropine
  levodopa

Your alternative for dopamine is not listed? Suggest!
Speaking about dopamine, one probably shouldn't forget about dobutamine.

Other search terms related to dopamine and their ratings are:
★★★★★ dobutamine
★★★★ drugs
★ medication
natural supplements
You have in mind a companion for dopamine and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of dopamine in all years. Click on graph for more.
dopamine
dobutamine
serotonin