Marijuana was the drug of choice for nearly two-thirds of the 7.1 million people ages 12 or older who were dependent on, or abused, illicit drugs during 2010. Prescription pain relievers were the second most commonly abused drug. Two other classes of prescription medications, tranquilizers and stimulants, ranked fourth and seventh.
Marijuana was the drug of choice for nearly two-thirds of the 7.1
million people ages 12 or older who were dependent on, or abused,
illicit drugs during 2010. Prescription pain relievers were the
second most commonly abused drug. Two other...
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