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Multiple Sclerosis clinical trials in San Diego, CA

5 studies for Multiple Sclerosis are looking for participants at sites in and around San Diego (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 Multiple Sclerosis

Multiple sclerosis (MS) slows down or blocks messages between the brain and body. MS can be mild or severe. Learn about MS symptoms and treatment.

More about Multiple Sclerosis on MedlinePlus

Multiple Sclerosis trials in other cities

• New York City, NY17 studies
• Chicago, IL15 studies
• Boston, MA14 studies
• Washington, DC13 studies
• Cleveland, OH9 studies
• St. Louis, MO8 studies
• Kansas City, KS8 studies
• Birmingham, AL8 studies
• San Francisco, CA8 studies
• Columbus, OH7 studies
• Aurora, CO7 studies
• Baltimore, MD7 studies

Other studies in San Diego

• Non-Small Cell Lung Cancer48 studies
• Breast Cancer41 studies
• Cancer (all types)32 studies
• Prostate Cancer31 studies
• Metastatic Cancer30 studies
• Colorectal Cancer25 studies
• Pancreatic Cancer24 studies
• Ovarian Cancer24 studies
• Lung Cancer23 studies
• Heart Failure23 studies
• Obesity23 studies
• Depression21 studies

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