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Negative affectivity drivers of impulsivity in opioid use disorder
Jasmin Vassileva1,2, Elena Psederska3, James M Bjork1,2
1Department of Psychiatry, Virginia Commonwealth University, Richmond, VA, USA.
Nature Reviews Psychology
|July 11, 2026
Summary
Impulsivity in opioid use disorder is mainly driven by negative emotions and withdrawal, unlike other addictions. Understanding these emotion-elicited behaviors is key to improving treatment for opioid addiction.
Area of Science:
- Neuroscience
- Psychiatry
- Addiction Research
Background:
- Opioid use disorder (OUD) neurobehavioral features are understudied despite the epidemic.
- Impulsivity is central to substance use disorders but less prominent in OUD.
Purpose of the Study:
- To review the neurobehavioral underpinnings of impulsivity in OUD.
- To explore the role of negative reinforcement and affectivity in OUD.
Main Methods:
- Literature review of neurobehavioral studies on OUD.
- Analysis of impulsivity dimensions (trait/state, emotion-elicited/neutral).
Main Results:
- Impulsivity in OUD is primarily emotion-elicited, driven by negative reinforcement to alleviate withdrawal or negative affect.
- Negative reinforcement mechanisms are critical across all OUD stages.
- Impulsive behavior in OUD often co-occurs with negative affectivity traits or personality disorders.
Conclusions:
- OUD impulsivity is distinct, heavily influenced by negative emotional states and reinforcement.
- Further research into these mechanisms can enhance understanding and treatment of OUD.
- Targeting negative reinforcement and affectivity may improve clinical interventions for opioid addiction.
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