While biosimilar adoption remains at an early stage in the U.S., biosimilar adoption is ticking up. Biosimilar penetration for Roche’s Avastin (bevacizumab) is especially high at 69%. In addition, biosimilars for Genentech’s Herceptin and Amgen’s Neupogen have also achieved a market penetration of 57% and 62%, respectively, according to IQVIA data based on late June sales data.…