Researchers have developed a novel drug with the potential to kill a bacterium causing two of the most neglected tropical diseases that lead to blindness and severe disability and affect over 157 million people globally. River blindness is a disease caused by a parasitic worm -- Onchocerca volvulus -- that affects the skin and eyes of people leading generally to blindness while elephantiasis refers to a parasitic infection that causes extreme swelling in the arms and legs. The team from the University of Liverpool in Britain showed that the drug called AWZ1066S is based on a molecule and is effective