Ultra-Rapid Lispro: What is it and why is it interesting? was written by Tim Street of Diabettech.com, 10 January 2020. 

Ultra-Rapid Lispro is Lilly’s new formulation of Lispro to counter Novo’s Fiasp. In a similar fashion to Novo, they’ve added excipients to the Lispro formulation in order to speed the absorption. Specifically: