|1||NCT02824471||Recruiting||Sickle Cell Disease Biofluid Chip Technology (SCD BioChip)||
||100||All||12 Years and older (Child, Adult, Senior)||NCT02824471||05-14-07C||October 2014||October 2020||October 2020||July 6, 2016||February 5, 2018||
|Sildenafil Therapy for Pulmonary Hypertension and Sickle Cell Disease||
||74||All||12 Years to 70 Years (Child, Adult, Senior)||NCT00492531||070177
|June 2007||September 2009||October 2009||June 27, 2007||January 6, 2016||June 6, 2011||
† Study has passed its completion date and status has not been verified in more than two years.