We don't have synonyms for pepto yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are pepo, peto and pepito.
(n) :
(informal) Abbreviation of Pepto-Bismol. [(trademark) A brand of medicine used to treat nausea, heartburn, indigestion, upset stomach and diarrhea, and having a bright pink color.]
(n) :
(informal) Abbreviation of Pepto-Bismol. [(trademark) A brand of medicine used to treat nausea, heartburn, indigestion, upset stomach and diarrhea, and having a bright pink color.]