Talk to the Veterans Crisis Line now
U.S. flag
An official website of the United States government
ORD only    All VA Research websites

Office of Research & Development

print icon sign up for VA Research updates

Funded Project Details - FY2021

Project Number:

Title: Neuroadaptation produced by acute PTSD-like stress create vulnerability for cannabis addiction
Principal Investigator:

Peter Kalivas

Location: Charleston, SC
Congressional District Code: 1
Research Service: Biomedical Laboratory R&D
Project Period: August 2019 - July 2023
FY 2021 Funding Amount: $254,646
Total Award Amount
(all years):
Abstract: View full abstract and other project information on NIH RePORTER


The incidence of post-traumatic stress disorder (PTSD) among combat-experienced Veterans is ~20%, which is substantially larger than in the general population (~3.5%). Moreover, 40-50% of Veterans suffering PTSD are also diagnosed with substance use disorders (SUDs). Patients with comorbid PTSD and SUDs have greater drug use severity and show poorer treatment outcomes than patients diagnosed with either PTSD or SUDs alone. This special need of returning combat Veterans is largely unaddressed by...

Questions about the R&D website? Email the Web Team.

Any health information on this website is strictly for informational purposes and is not intended as medical advice. It should not be used to diagnose or treat any condition.