Viagra technically does not lose patent protection until 2020, but Pfizer reached a settlement with Teva in December 2013 allowing the company to launch its generic version on today’s date.Dec 11, 2017
Viagra technically does not lose patent protection until 2020, but Pfizer reached a settlement with Teva in December 2013 allowing the company to launch its generic version on today’s date.Dec 11, 2017