Below, you'll discover info on a few of the most popular illegal drugs as well as their short- and long-term impacts. When it concerns seeking treatment, there are numerous options to consider. You must try to find a treatment center that uses a full continuum of care and a variety of evidence-based therapies.Of the 27.1 million individuals who stated they had used illicit drugs in the past month in 2015, more than 22.2 million reported using marijuana. The variety of people 12 and older who utilized heroin in the past year increased from 404,000 in 2002 to 681,000 in 2013. Using other illegal drugs, such as cocaine, meth and hallucinogens, has actually stayed mostly the exact same considering that the mid-2010s.