Toxicological trivia from January 29, 2015: In the previous trivia (269), we talked about Blackberry. By their high tannin content, its main effect is astringent, so it is recommended in the treatment of diarrhea. Shaped gargle is useful in aphthous ulcers of the oral mucosa and as adjunctive treatment of tonsillitis and pharyngitis. It used:a) The leaves and flower buds;b) The fruit and to a lesser extent, the root;c) Both previous assertions are correct.