Three Indian states have banned a cough syrup after at least nine children died allegedly after consuming it, authorities said. The Indian Health Ministry said in a statement that tests samples of Coldrif cough syrup, made by Sresan Pharma in Tamil Nadu, contained diethylene glycol (DEG). DEG is an industrial solvent and is highly toxic if ingested even in small amounts. "The samples are found to contain DEG beyond the permissible limit," the ministry statement said. "The sale of this syrup has