The spread of novel coronavirus infections is starting to make one thing clear: More vaccine investment is needed, the CEO of Asia¡¯s biggest drugmaker said.

¡°The world has to be more proactive than reactive,¡± Christophe Weber, CEO of Takeda Pharmaceutical Co., said in an interview.

Although vaccine sales totaled $54.2 billion in 2019, that was less than 5 percent of total global revenue for pharmaceutical companies, according to data from Statista.