Platform study designed to rapidly screen potential Covid-19 drugs enrolls first patients August 3, 2020 Auto Bot AbbVie, Amgen, BioPharma, biopharma nl, California, Food and Drug Administration, Otezla, Policy, SARS-CoV-2, Takeda Pharmaceutical, Thousand Oaks 0 Three of the companies making drugs used in the Phase II I-SPY COVID-19 study – Amgen, AbbVie and Takeda – announced the patient enrollments Monday. The study, which will enroll up to 1,500 critically ill patients, could test around 10 drugs.