CODA, Inc. has participated in substance use-related research since 1999.

The CODA Research Department was established formally in 2007 and since has had successful collaborations in 27 funded clinical research studies, including with the Clinical Trials Network and the Justice Community Opioid Innovation Network, both funded by the National Institute on Drug Abuse.

The CODA research staff have demonstrated ability in the design and implementation of study protocols and in participant recruitment and retention. In 2012, the CODA Research Department was one of three national recipients of the Substance Abuse and Mental Health Services Administration’s Science and Service Award.

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About our studies

CODA Research generally participates in two types of studies:

  • Surveys about opinions, beliefs, or practices
  • Clinical trials

Participants in any clinical trial are chosen based on eligibility. The informed consent process provides participants with clear explanations of the rights and risks prior to joining a research study.

To learn more about current studies:
Call or text: 503-341-6103

Participating in our studies


Medications or components of medications used in trials are usually FDA approved. Often, the research is testing a new application of a medication or a new combination of medications.


Compensation is usually provided to research participants and is usually provided in the form of a gift card to a food/retail chain. The amount of compensation varies with the research project.


Your participation and personal information is confidential.

Research study

Do you smoke cannabis? Are you 18 – 65 years old and considering medication treatment to reduce uncomfortable cravings?

If “Yes,” you may be eligible to participate in a clinical research trial exploring a new investigational medication to help with reducing cannabis use. All study participants will receive: Study medication or a placebo, study-related assessments, and compensation for your time and travel. Call us to find out more!

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Collaborating with CODA Research

CODA Research is an excellent partner in community-based substance use research. We recruit both from CODA’s substantial patient population and from the community for observational and randomized controlled trials of all issues associated with substance use. Our patient and community populations include individuals with opioid, methamphetamine, cannabis, and alcohol use disorder who are eager to contribute to advancing scientific research. If you are interested in partnering on a research project, please contact us at

About Our Team

Our CODA Research team includes doctoral-level (MD and PhD) researchers with expertise in epidemiology, public health, and randomized clinical trials; medical personnel with expertise in addiction medicine, anesthesiology and family medicine, and masters/bachelors level research associates highly trained in study coordination and research administration We also have certified phlebotomy & biological specimen handling services. All staff are trained in in Responsible Conduct of Research, Research with Vulnerable Populations, Good Clinical Practice, and HIPAA/42 CFR Part 2 regulations.

About Our Research Department Facilities

The CODA Research Department has a dedicated space in Portland, Oregon, with a secure, separate entrance for participants. CODA also has soundproofed, lockable rooms equipped for clinical examinations and/or interviews, a urinalysis specimen collection bathroom, and a BioSafety Level 1 containment level lab. Our staff maintain DEA licenses for both Schedule III and Schedule IV medications. We also have lockable refrigerators and a -80 degree deep freezer for specimen and medication storage, refrigerated and regular centrifuges, EKG machines & electrode materials, and biospecimen collection instruments.