Mule Name Meaning. English: from a medieval personal name, perhaps Old English Mul (from Old English mul âmuleâ, âhalfbreedâ). This was the name of a brother of Ceadwalla, King of Wessex (died 675), and is also found as a place name element.
1 The whooping cough booster is a combination vaccine with tetanus and diphtheria. 2  The vaccine is called Tdap. 3  Once an adult gets the Tdap vaccine, he or she should get the Td (tetanus and diphtheria) booster every 10 years from then on.
The Tdap vaccine can protect adolescents and adults against tetanus, diphtheria and pertussis (whooping cough). Td (Tetanus Booster) vaccine can protect against tetanus and diphtheria, and has been used for many years as booster doses for adolescents and adults.