Site Details LOCATION Los Angeles, CA Get Directions Site Type CRS CRS Coordinator Tiffany L Castanon tiffany.l.castanon@kp.org CRS Leader William Towner, MD william.j.towner@jp.org Site Trials Mpox Open and enrolling A5418:Study of Tecovirimat for Human Monkeypox Virus (STOMP) A5418 (STOMP) is a study of tecovirimat (also known as TPOXX) for the treatment of human monkeypox virus (HMPXV) disease.