Memantine a drug used to treat Alzheimer's can also prove effective in treating Chagas a tropical disease a new study has found. The drugs currently used to treat Chagas disease have serious side effects and limited use in those with chronic disease. However researchers have found that memantine can diminish the number of parasites in mice infected with Chagas disease and also increase the survival rate of the animals. The findings of this study were published in the Journal PLOS Neglected Tropical Diseases. Chagas can be divided into acute and chronic phases with the clinical phase causing heart esophagus or