Other (or Unknown) Substance Withdrawal 583
Other (or Unknown) Substance Withdrawal
Diagnostic Criteria 292.0 (F19.239)
A. Cessation of (or reduction in) use of a substance that has been heavy and prolonged.
B. The development of a substance-specific syndrome shortly after the cessation of (or
reduction in) substance use.
C. The substance-specific syndrome causes clinically significant distress or impairment
in social, occupational, or other important areas of functioning.
D. The symptoms are not attributable to anot her medical condition and are not better ex-
plained by another mental disorder, including withdrawal from another substance.
E. The substance involved cannot be classified under any of the other substance catego-
ries (alcohol; caffeine; cannabis; opioids; sedatives, hypnotics, or anxiolytics; stimu-
lants; or tobacco) or is unknown.
Coding note:  The ICD-9-CM code is 292.0. The ICD-10-CM code for other (or unknown) sub-
stance withdrawal is F19.239. Note that the ICD-10-CM code indicates the comorbid presence
of a moderate or severe other (or unknown) substance use disorder. It is not permissible to
code a comorbid mild other (or unknown) substance use disorder with other (or unknown) sub-
stance withdrawal.
Note:  For information on Risk and Prognostic Fa ctors and Diagnostic Markers, see the cor-
responding sections in other (or unknown) substance use disorder.
Diagnostic Features
Other (or unknown) substance withdrawal is a clinically significant mental disorder that
develops during, or within a few hours to days  after, reducing or terminating dosing with
a substance (Criteria A and B). Although recent  dose reduction or termination usually is