Longbio Pharma

This study tests an experimental drug called LP-005 in 30 adults with paroxysmal nocturnal hemoglobinuria (PNH), a rare blood disorder that destroys red blood cells. The goal is to see if LP-005 can lower a key blood marker (LDH) and raise hemoglobin levels, reducing the need for…

This study tests an injection called LP-003 in 546 adults with moderate to severe seasonal allergic rhinitis (hay fever) that standard treatments don't control well. Participants receive either the drug or a placebo, and researchers track nasal symptoms like sneezing and congesti…

This study tests a single dose of LP-003 in 12 healthy adults to see if it is safe and how the body processes it. The drug is being developed to help people with chronic spontaneous urticaria, a condition causing long-term hives and itching. The main goal is to check for side eff…

This early-stage study tests an investigational drug called LP-003 in 6 adolescents aged 12 to 18 with allergies like hay fever, asthma, or food allergies. The main goal is to check safety and how the drug moves through the body. It is not yet known if the drug helps symptoms.