| 21. | A British research team did a study and concluded that the pertussis vaccine did pose some risk of nerve damage.
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| 22. | The Food and Drug Administration does have an estimate for the number of children injured by the whole-cell pertussis vaccine.
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| 23. | Certiva is a combination diphtheria, tetanus, pertussis vaccine which contains a new safer vaccine component for pertussis, or whooping cough.
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| 24. | The combination vaccine, known as TriHIBit, combines Connaught's Hib vaccine, ActHIB, and its new diphtheria / tetanus / pertussis vaccine, Tripedia.
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| 25. | A new pertussis vaccine, approved for use by the FDA in 1996, is a significant improvement over the older DTP vaccine.
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| 26. | New acellular pertussis vaccines were developed in the 1980s, which included only a few selected pertussis antigens ( toxins and adhesins ).
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| 27. | The so-called acellular pertussis vaccines use only a piece of killed pertussis bacteria instead of the whole cell used in older vaccines.
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| 28. | Harrison of the FDA, however, called the whole-cell pertussis vaccine, the most-used pertussis vaccine in the United States, " incredibly effective ."
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| 29. | Harrison of the FDA, however, called the whole-cell pertussis vaccine, the most-used pertussis vaccine in the United States, " incredibly effective ."
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| 30. | North American Vaccine Inc . and Chiron Corp . are also developing acellular pertussis vaccines, though they have yet to win FDA approval.
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