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Opioid Overdose clinical trials in Portland, OR

4 studies for Opioid Overdose are looking for participants at sites in and around Portland (within about 30 miles). Open a study to see who can join and how to contact the study team.

Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →

About Opioid Overdose

Opioid overdose leads to slowing or stopping of breathing and sometimes death. You can take steps to help prevent an overdose, and respond to one with naloxone.

More about Opioid Overdose on MedlinePlus

Opioid Overdose trials in other cities

• Baltimore, MD18 studies
• New Haven, CT18 studies
• Philadelphia, PA15 studies
• Boston, MA12 studies
• New York City, NY12 studies
• Birmingham, AL7 studies
• Salt Lake City, UT7 studies
• Pittsburgh, PA7 studies
• Providence, RI6 studies
• San Francisco, CA6 studies
• Charleston, SC6 studies
• Indianapolis, IN5 studies

Other studies in Portland

• Non-Small Cell Lung Cancer46 studies
• Cancer (all types)34 studies
• Prostate Cancer33 studies
• Breast Cancer33 studies
• Metastatic Cancer29 studies
• Colorectal Cancer28 studies
• Ovarian Cancer27 studies
• Lung Cancer26 studies
• Acute Myeloid Leukemia25 studies
• Endometrial Cancer24 studies
• Head and Neck Squamous Cell Carcinoma19 studies
• Pancreatic Cancer19 studies

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.