Substandard (contaminated) FENTANILO HLB (fentanyl citrate) has been detected in Argentina, linked to fatal bacterial infections. Multiple lots are affected and subject to recall after contamination with Klebsiella pneumoniae and Ralstonia pickettii. These injectable opioids pose severe, life-threatening risks, especially to vulnerable surgical and critically ill patients. WHO urges vigilance, recalls, and reporting of any ...

