US interchangeability designation: are we ready to cut the Gordian knot?

Author byline as per print journal: Joseph P Park1, PhD; Gillian R Woollett2, MA, DPhil Abstract: US Food and Drug Administration’s (FDA) current thinking on interchangeability has evolved since the legal designation was first created in 2010. Based on experience, FDA now acknowledges that clinical switching studies are not generally needed for the interchangeability designation […]


Overview of the patent expiry of (non-)tyrosine kinase inhibitors approved for clinical use in the EU and the US

Author byline as per print journal: Subramanian Venkatesan, MSc; Associate Professor Martine Lamfers, PhD; Professor Sieger Leenstra, MD, PhD; Professor Arnold G Vulto, PharmD, PhD, FCP Abstract: Kinase inhibitors form the largest class of novel anticancer drugs. To date, more than 20 kinase inhibitors have been approved for clinical use. Lengthy patent rights keep the cost […]


Patent expiry dates for biologicals: 2018 update

Abstract: Over the last few years, there has been a shift in the landscape of blockbuster medicines from small molecule drugs to biologicals. While small molecule drugs still dominate the global pharmaceutical market in terms of numbers, seven of the top 10 best-selling medicines in 2018 were biologicals. The high and rising cost of biologicals […]