Habituation to meperidine hydrochloride (demerol hydrochloride).
D016739:Behavior, Addictive; D006801:Humans; D008614:Meperidine / Q000009:adverse effects*; D012492:Salts; D019966:Substance-Related Disorders
D012492:Salts; D008614:Meperidine
DEMEROL/addiction