Shortage: Vaccine Worries

Pharmaceutical Executive

Pharmaceutical Executive, Pharmaceutical Executive-03-01-2001, Volume 0, Issue 0

United States-At this time last year, the United States} supply of tetanus vaccine was easily met by the two companies licensed to produce it there, Aventis Pasteur and Wyeth-Ayerst. But in June 2000, the latter ran into regulatory problems, and FDA seized thousands of substandard doses of acellular pertussis vaccine from the company}s Marietta, Pennsylvania, plant.