FDA has granted an accelerated approval to pembrolizumab (Keytruda) for the treatment of adult and pediatric patients with refractory primary mediastinal large B-cell lymphoma, or who have relapsed after two or more prior lines of therapy.
A story is told that after first obtaining approval for marketing Premarin in 1942, Wyeth Laboratories didn’t lock up the secret recipe for making the hormonal drug in a company safe, to be guarded by patent lawyers.
