"It's important for people to know that it can go by a lot of different names," Allison Atkins with Lexington/Richland Alcohol and Drug Abuse Council (LRADAC). Some of those, in addition to flakka, are gravel and magic. The drug comes in a rock or crystal form and it can be ground down and snorted, smoked, or injected.

It also causes hallucinations.

Flakka also causes the body temperature to rise, which is why some users strip down and run around naked, feeling as if their skin is on fire. Flakka, which comes in crystalline rock form, can be swallowed, snorted, injected, or used in an e- cigarette and vaped. The duration of the effects of the drug can last as few as 3-4 hours, but can also linger for several days. The drug is highly addictive, both from a physical as well as a psychological perspective.