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.
1 It's recommended that adults get a tetanus and diphtheria booster (called Td) every 10 years and substitute a dose of Tdap vaccine for one of these boosters111. 2  Adults who have close contact with an infant younger than 12 months of age should get a Tdap booster if they haven't already had one87.