Primary focal segmental glomerulosclerosis

This phase 2 trial tests an oral drug called ManNAc in 30 adults with primary focal segmental glomerulosclerosis (FSGS), a kidney disease that causes scarring and protein loss. Participants take ManNAc powder dissolved in water twice daily for 14 weeks. The study aims to see if t…

This study tests an oral medication called BI 764198 for people with a kidney condition called focal segmental glomerulosclerosis (FSGS). About 286 adults and teens will take either the study drug or a placebo daily for up to 2 years, while continuing their usual FSGS treatments.…

This study tests an experimental drug called WAL0921 in 96 adults with kidney diseases that cause protein in the urine, including diabetic nephropathy and several rare conditions. Participants receive either the drug or a placebo as an IV infusion every two weeks for 14 weeks, th…

This study tests three experimental drugs—frexalimab, brivekimig, and rilzabrutinib—in people aged 16 to 75 with two rare kidney diseases: FSGS and MCD. The goal is to see if these drugs can reduce protein in the urine, a key sign of kidney damage, and help patients achieve remis…

This study looks at whether measuring certain antibodies in the blood can help diagnose and monitor idiopathic nephrotic syndrome, a kidney condition that causes swelling and protein loss. Researchers will test blood samples from 100 adults with different forms of the disease and…

This study is collecting blood, urine, and kidney tissue samples from 144 children and adults with a kidney condition called nephrotic syndrome. The goal is to build a large database and sample collection to study how the immune system and kidney cells interact. Researchers hope …