The best replacement for pepto is tums.

The best alternatives to pepto are rated as following:
★★★★★  tums
★★★★  imodium
★★★  maalox
★★  mylanta
★★  kaopectate
★  pepcid
★  immodium
★  milk of magnesia
★  gas x
★  alka seltzer
  emetrol

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

Other search terms related to pepto and their ratings are:
★★★★★ imodium
You have in mind a companion for pepto and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of pepto in all years. Click on graph for more.
pepto
tums
imodium