An even deadlier opioid, carfentanil, is hitting the streets

First responders have found that standard doses of naloxone aren’t always enough to counteract the powerful sedating effects of carfentanil. (Photo by Ted Horowitz/Getty Images)
A powerful drug that’s normally used to tranquilize elephants is being blamed for a record spike in drug overdoses in the Midwest. Officials in Ohio have declared a public health emergency, and the U.S. Drug Enforcement Administration says communities everywhere should be on alert for carfentanil.
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