Pertussis vaccine schedule). In the UK, pertussis vaccinations are given at 2, 3, and 4 months, with a pre-school booster at 3 years 4 months. In 2006 the CDC recommended adults receive pertussis vaccination along with the tetanus and diphtheria toxoid booster. In 2011 they began recommended boosters during each pregnancy. In the UK vaccination of pregnant women (between 28 and 38 weeks of pregnancy) is also recommended. The pertussis booster for adults is combined with a tetanus vaccine and diphtheria vaccine booster; this combination is abbreviated "Tdap" (Tetanus, diphtheria, acellular pertussis). It is similar to the childhood vaccine called "DTaP" (Diphtheria,
White line disease White line disease White line disease (also known as seedy toe) is a fungal infection of the horse's hoof. As the name suggests, it attacks the white line, which connects the sole to the hoof wall. It is sometimes mistaken for hoof wall separation disease, but is not to be confused because it is not genetic nor as severe. White line disease changes the typical light color of the white line to a black or dark gray color. It may also give off a foul odor. Lameness is often not present unless the disease is advanced. The disease may locate