Acting swiftly after a Chennai-based pharmaceutical company was flagged by US authorities for fatal contamination in a line of eye drops, Tamil Nadu's Drug Controller and members from the Central Drug Control Authority conducted a late night inspection of Global Pharma Healthcare Pvt limited. The pharma company, located about 40 km south of Chennai, had voluntarily recalled its artificial tears lubricant eye drops from the US market after the country's health protection agency said they could be contaminated with drug-resistant bacteria that have been linked to 55 adverse events, including permanent vision loss and one death from a bloodstream infection.