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Amid the growing importance of pneumococcal vaccination to prevent pneumonia during the change of seasons, confusion is ...

Pneumococcal infections can be very serious – they include pneumonia, meningitis, and bacteremia (a blood infection), as well as usually less worrying ear infections and sinus infections.

Sanofi has moved ahead with plans to challenge Pfizer and MSD for a piece of the market for pneumococcal vaccines, taking a 21-valent shot licensed from SK Biosciences into phase 3 testing.