Tigers injected toxic drug 8212; Experts

In her letter, Dr Christie had also offered all help from the Zoological Society of London to the Nandankanan authorities to contain the killer trypanosomysis8217; disease, which has claimed the lives of 12 tigers so far.

According to zoo sources, 16 tigers were administered Berenil8217; powder mixed with injectible fluid on July 3. While some zoo officials maintained that the tigers were given the injections as a prophylactic measure against possible protozoal infection, others have contended that Berenil is a highly toxic drug and the big cats should not have been treated with it.

The zoo authority here claimed that Berenil is a widely acceptable medicine for trypanosomysis8217; which is spread by flies and that there is nothing wrong in prescribing Berenil for tigers.