A vaccine is a biological preparation that improves immunity to a particular disease. Read the full story

Sanofi is a top pharmaceutical company based in Paris, France Read the full story

Ranbaxy Laboratories is a top pharmaceutical company based in Haryana, India Read the full story

Warner Chilcott is a top pharmaceutical company based in Dublin, Ireland Read the full story

UCB is a top pharmaceutical company based in Brussels, Belgium Read the full story

Shionogi is a top pharmaceutical company based in Osaka, Japan Read the full story

Purdue is a privately held top pharmaceutical company based in Stamford, Connecticut, USA Read the full story

Hospira is a top pharmaceutical company based in Illinois, USA. Read the full story

Grifols is a top pharmaceutical company based in Barcelona, Spain. Read the full story

Galderma is a top pharmaceutical company based in Lausanne, Switzerland. Read the full story