
Advancing Health for the Inland Northwest:
One Study at a Time
Active Studies Seeking Subjects:
Cinnamon-Drug Interaction Study

Healthy, non-smoking adults needed to study how a cinnamon constituent affects the enzyme responsible for breaking down nicotine in the body. Earn up to $370.
Kratom-Drug Interaction Study

Healthy adults who have used kratom are needed to determine the safety and risks of combining kratom tea with a common pharmaceutical drug. Earn up to $1,400.
Hemp-Drug Interaction Study

Healthy adults are needed to determine if two doses of a hemp product change the behavior and efficacy of the anti-platelet drug clopidogrel. Earn up to $1,100.
Oregano-Drug Interaction Study

Healthy subjects needed to determine if oregano supplements change how key drugs in a cocktail are broken down and processed by the body. Earn up to $1,150.
Kidney Transporter Drug-Drug Interaction Study

Healthy adults needed for a drug-drug study identifying markers of kidney proteins that transport and eliminate common medications. Compensation up to $675 (Part 3).
About us
Welcome to HerbStudy.org.
This site is the official community portal for connecting you with the vital, cutting-edge research conducted by the Inland Northwest Human Research Clinic (INW HRC).
Our mission is simple but profound: to accelerate the pace of biomedical discovery and address critical public health challenges. We believe the most effective way to advance health is through specialized clinical trials that generate essential public health data.
6
Active Studies
10
Researchers, residents, coordinators
2+
Years in service
500+
Combined years of experience
The Inland Northwest
The Power Behind the Research: The INW HRC
The Inland Northwest Human Research Clinic (INW HRC) is a dedicated service center for human clinical research, providing specialized support to researchers in the Spokane, WA region and beyond.
Our clinic is expertly equipped to handle contracted Phase 0 and Phase 1 clinical pharmacokinetic studies. We specialize in bridging the gap between foundational laboratory research (such as in vitro and animal studies) and human clinical trials. This ensures that new therapies and scientific findings are rigorously tested in human volunteers, leading to high-quality, timely data that ultimately changes medicine for the better.
The INW HRC’s expertise allows for efficient study execution, making them a valuable and trusted partner for academic, public, and private sector clients focused on improving human health.

Your Role in Scientific Discovery
Herbstudy.org is more than just an information site – it is the direct link between this vital research and the community it serves. You are the most crucial partner in this process.
Every person who signs up for one of our active studies contributes directly to the next breakthrough in understanding disease, developing safer treatments, and improving public health outcomes.
Explore our active studies today and become a participant in the future of health.
