GSK PIX 25811 Vx Manufacturing Antigen production ORIGINAL 1068x712 1GlaxoSmithKline (GSK) has agreed to acquire Affinivax for up to $3.3 billion, the companies said today, in a deal designed to strengthen the buyer’s vaccine portfolio with jabs based on Affinivax’s technology.

GSK is counting on Affinivax to help it compete better with Pfizer’s blockbuster pneumococcal vaccine franchise, marketed as Prevnar®, and shore up its vaccine offerings as it prepares to spin off its consumer products joint venture with Pfizer.

Image: GlaxoSmithKline (GSK) has agreed to acquire Affinivax for up to $3.3 billion, in a deal designed to strengthen the buyer’s vaccine portfolio with jabs based on Affinivax’s technology. (GlaxoSmithKline)