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Case Lab · Type A · Foundation

F19

Whatever was around that night

Jordan, 28, has used sedatives, opioids, and stimulants interchangeably over the past year, taking whichever substance is available on a given night with no consistent pattern or clear favourite. Over that time, difficulty controlling use, a need for larger amounts to get the same effect, and continued use despite ongoing problems at work are all present, but no single substance among the three clearly predominates.

What is the best-supported classification?