Professor Alok Srivastava tells us about two clinical trials being published in The Lancet and The Lancet Haematology on a new siRNA therapy called fitusiran for patients with haemophilia A and B. Read the two trials: Efficacy and safety of fitusiran prophylaxis in people with haemophilia A or haemophilia B with inhibitors (ATLAS-INH) https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(23)00284-2/fulltext?dgcid=buzzsprout_icw_podcast_buzzsprout_general Fitusiran prophylaxis in people with severe haemophilia A or haemophilia B without inhibitors (ATLAS-A/B) https://www.thelancet.com/journals/lanhae/article/PIIS2352-3026(23)00037-6/fulltext?dgcid=buzzsprout_icw_podcast_buzzsprout_general