U-47700 – Designer Drug

What is it?

U-47700, nicknamed “U4,” “pink,” or “pinky,” is a highly potent synthetic opioid that looks like a white or light pink powder. A lot of times, it is often either sold in baggies or pressed into pills to look like legal painkillers. Abuse of this drug is similar to heroin, and prescription and designer opioids.

Street Names

Pinky, Pink or U4

How is it used?

  • This drug is usually snorted, swallowed or injected.

How does it affect the body?

  • This drug poses the same risks as heroin and many other designer opioids. The drug’s effects include:



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