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 Because of the rise in US pertussis cases, some people should not wait 10 years to get their Tdap booster. 2  Pregnant women especially need Tdap vaccine because of the protection it provides against whooping cough. 3  They should get it late in the second trimester or in the third trimester.
Tdap, which has a reduced dose of the diphtheria and pertussis vaccines, is approved for adolescents starting at age 11 and adults ages 19 to 64. It is often called a booster dose because it boosts the immunity that wanes from vaccines given at ages 4 to 6.