Can strep throat cause diarrhea?

Strep throat: Strep typical course: sudden illness within hours, fever, sore throat, white spot on tonsils, enlarged tender lymh node, no running nose, more common if < 15 yyears olf (rare after age 45 yr). Diarrhea is not a common symptoms. You may feel nauseous and vomit

Strep throat: In general, the answer is "no." the strep germ will commonly cause upset stomach, mild stomach ache, and some nausea, but not diarrhea.