First responders have found that standard doses of naloxone aren't always enough to counteract the powerful sedating effects of carfentanil. Ted Horowitz/Getty Images hide caption

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An Even Deadlier Opioid, Carfentanil, Is Hitting The Streets

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These pills were made to look like Oxycodone, but they're actually an illicit form of the potent painkiller fentanyl. A surge in police seizures of illicit fentanyl parallels a rise in overdose deaths. Tommy Farmer/Tennessee Bureau of Investigation/AP hide caption

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Drug counselor Gemma Bennet (left) explains to Rio Brown the results of forensic tests on a fragment of an Ecstasy pill he brought in for evaluation at The Loop. Lauren Frayer for NPR hide caption

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Making Sure Ecstasy Is Ecstasy: Volunteers Test Drugs At U.K. Music Fests

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We Found Joy: An Addict Struggles To Get Treatment

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Nikko Adam, 22, gets a hug from his mother, Patti Trabosh, after his family picked him up from his sober living facility for a weekend outing. Melissa Block/NPR hide caption

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A Family Engulfed By Heroin Fights To Keep A Son Alive

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Paramedic Phil Salamone carries naloxone, a drug used to reverse an opioid overdose. Melissa Block/NPR hide caption

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A Small Town Wonders What To Do When Heroin Is 'Everywhere'

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An Addict, Now Clean, Discusses Needle Exchanges And 'Hope After Heroin'

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Police released a photo of bra inserts that were found to contain about 50 gallons of liquid methamphetamine. Australian authorities say they've arrested four people over the illegal drug shipments. Australian Federal Police hide caption

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Yolanda Roberson, who directs the Empowerment program, teaches a class at a Boys and Girls Club in the Bronx. The classes are funded by the state of New York. Robert Stolarik/Courtesy of Youth Today hide caption

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The drug sold as K2, spike, spice or "synthetic marijuana" may look like dried marijuana leaves. But it's really any of a combination of chemicals created in a lab that are then sprayed on dried plant material. Spencer Platt/Getty Images hide caption

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Surge In Use Of 'Synthetic Marijuana' Still One Step Ahead Of The Law

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Hard to resist. But if they're marijuana edibles, not such a treat. James A. Guilliam/Getty Images hide caption

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When Pets Do Pot: A High That's Not So Mighty

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