of Musi. Researchers and some drug company employees say the presence of more than 300 drug firms, combined with lax oversight and inadequate water treatment, has left the river laced with antibiotics, making this a giant Petri dish for anti-microbial resistance. Drug makers including large Indian firms Dr Reddy's Laboratories Ltd REDY.NS, Aurobindo Pharma Ltd ARBN.NS and Hetero Drugs Ltd, and U.S. giant Mylan Inc MYL.O discharge effluents into waterways, Musi is now "critically polluted". These drug-resistant superbugs are a serious threat to people as these bacteria are resistant to almost every known antibiotic. References and notes External links Making a Living Along the Musi River, India Livelihoods and Wastewater Irrigated Agriculture along the Musi River in Hyderabad City Hyderabads twin safaris left to dry and disappear Geography of Hyderabad, India Rivers of Telangana Tributaries of the Krishna River Rivers of India