Kala-azar bug has become resistant to drug of choice Times of India LONDON: High levels of arsenic contamination in food and drinking water is fuelling one of India's worst scourges, Visceral Leishmaniasis or Kala-azar, the second largest parasitic killer in the world after malaria with a 90% fatality rate within two ... Arsenic in India's water could cause resistance to visceral leishmaniasis ... |