Combination Vaccines With Acellular Pertussis
DTap and Tdap are both combined vaccines against diphtheria, tetanus, and pertussis. The difference is in the dosage, with the upper case letters meaning higher quantity. The names are easy to confuse, and the Institute for Safe Medication Practices reports hundreds of cases of accidental mix-ups.
Read more about this topic: DPT Vaccine
Famous quotes containing the word combination:
“The English language may hold a more disagreeable combination of words than “The doctor will see you now.” I am willing to concede something to the phrase “Have you anything to say before the current is turned on?””
—Robert Benchley (1889–1945)