If discoloration contains black material, plus continues, consult doctor. Current use of iron- supplement tablets. Recent use of Pepto-Bismol.
Stools are reddish due to Nothing.
If discoloration Recent consumption of beets, something you ate or drank. Adverse reaction or side Consult doctor about Use of prescription or non- effect of drug. Discontinue use of non- prescription drug. May be a Consult doctor. Stool has a black or dark-red color.