For the Treatment of Acute and Chronic Diarrhoea in Adults and Children. SMECTA Powder For the Treatment of Acute and Chronic Diarrhoea in Adults and Children. SMECTA Powder March 27, 2020 Smecta is natural purified and standardized clay. Smecta covers the mucous membrane of the digestive tract and protects it by increasing mucous membrane resistance as well as…