Nitazenes: the drug more potent than heroin that has already killed a young person in Spain
The substance is a painkiller 40 times stronger than fentanyl (which is itself 50 to 100 times more potent than morphine).
Correio da Manhã

Latest news and stories about opioids in Portugal for expats and residents.
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The substance is a painkiller 40 times stronger than fentanyl (which is itself 50 to 100 times more potent than morphine).
