Topic: erectile dysfunction

2. Cialis

Eli Lilly’s erectile dysfunction med Cialis not only topped our list of exclusivity losses ranked by 2016 sales. It's also expected to post the biggest decline through 2022.
Patents on file

Top 10 U.S. patent losses of 2017

Among the many meds that’ll lose patent protection in the U.S. this year are 10 drugs that each contribute in a big way for top drugmakers. Eli Lilly, Pfizer, Takeda, Bristol-Myers Squibb and Gilead Sciences are set to hit the patent cliff this year with some of their respective big sellers.