The term “comorbidity” describes two or more disorders or illnesses occurring in the same person. They can occur at the same time or one after the other. Comorbidity also implies interactions between the illnesses that can worsen the course of both. Read the DrugFacts
- Mental Health and Addiction Insurance Help - U.S. Department of Health and Human Services
- First-Episode Psychosis and Co-Occurring Substance Use Disorders - Substance Abuse and Mental Health Services Administration (SAMHSA)
- National Institute of Mental Health (NIMH)
- CDC - Federal Disaster Mental Health Resources
- Message From the Director: The Effects of Stress on Drug Abuse After Katrina (Archives)
- Stress and Substance Abuse: A Special Report After the 9/11 Terrorist Attacks (Archives)
- MedlinePlus - Drug Use and Addiction - National Library of Medicine, NIH
- Above the Influence - Office of National Drug Control Policy
- Healthfinder.gov - U.S. Department of Health and Human Services
Past information is available on our Archives site.
Clinical trials are research studies in human volunteers conducted to answer specific health questions. Learn about the NIH-sponsored clinical trials available to you.
- NIDA Clinical Trial Locator - answer a few simple questions and get contact information for Clinical Trials near you.
Other Clinical Trials information sources:
- NIH Clinical Trials and You - NIH site that helps explain about clinical trials and why people participate.
- NIDA Trials at ClinicalTrials.gov - a resource of federally and privately supported clinical trials.
- Clinical Research Studies from the National Drug Abuse Treatment Clinical Trials Network (CTN) - a NIDA coordinated network of research institutions conducting human trials on drug use solutions.
- Research Studies at NIDA Intramural Research Program - located in Baltimore, Maryland.
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Cite this article
NIDA. (2012, December 14). Comorbidity. Retrieved from https://www.drugabuse.gov/related-topics/comorbidity