Law enforcement also busted a fentanyl laboratory in Mexico City last year.

I've since been told that fentanyl is 100 times stronger than heroin.

Recently, drug overdoses caused by fentanyl-laced cocaine specifically are on the rise.

After 24 h of fentanyl administration all the parameters were significantly reduced.

Petty had been prescribed various pain medications including the synthetic opioid fentanyl.