Emergent BioSolutions to acquire cholera and typhoid vaccines in $270 million deal Posted on August 15, 2018 by admin A Maryland-based pharmaceutical company is acquiring PaxVax, a specialty manufacturer whose vaccines include Vivotif for typhoid Post navigation Five killed, 350 hospitalized as typhoid outbreak spreads in ZimbabweDID YOU KNOW: Over 5,000 typhoid fever cases noted in early 2018