Viatris has received a first tentative approval from the US Food and Drug Administration for a generic to AstraZeneca’s blockbuster Symbicort (budesonide/formoterol fumarate dihydrate) pressurized metered dose inhaler, although an unfavorable patent-litigation court decision handed down shortly beforehand has left the generics and biosimilars giant on the back foot.
Days before the tentative approval was announced, a court in West Virginia held as valid asserted claims in three patents...



