PFAPA syndrome

This study tests whether a drug called colesevelam, normally used for high cholesterol, can help lower levels of PFAS (often called 'forever chemicals') in the blood of veterans. About 50 veterans with high PFAS levels will receive either the drug or a placebo for a period, and r…

This study tests whether temporarily stopping methotrexate for 2 weeks after receiving a pneumonia vaccine (PCV20) helps the vaccine work better in adults with autoimmune rheumatic diseases like rheumatoid arthritis or lupus. About 192 participants with stable, low disease activi…

This study tests whether thalidomide can reduce or stop fever episodes in children with PFAPA syndrome, a condition causing repeated fevers and sore throats. About 106 children aged 3 to 18 will take either thalidomide or colchicine daily for 6 months. Researchers will track how …

This study will measure harmful molecules called AGEs in 300 people with various rheumatic diseases (like rheumatoid arthritis and ankylosing spondylitis) and compare them to healthy volunteers. AGEs build up over time and can cause inflammation. Researchers will use a non-invasi…

This study aims to better understand rare autoinflammatory diseases by developing blood tests that measure inflammation markers. Researchers will analyze blood samples from 60 adults and children with these conditions. The goal is to identify specific inflammation pathways, which…