Necrotizing enterocolitis, usually called NEC, is a condition where the intestines become infected and can begin to die. The disease usually affects premature babies, although term babies may also get NEC. Necrotizing enterocolitis is a serious condition that may require surgery, and has a high morbidity and mortality rate.
Bordetella vaccines are given to puppies at about 12 to 18 weeks. According to Doodle Dog Shop the Bardatella vaccine is optional at 6-8 weeks. There are three year rated rabies virus such as Imrab-1 that can be given to puppies at twelve to sixteen weeks as well.
1 For adult dogs or puppies older than 16 weeks, the intranasal vaccine can be given once, and the injectable vaccine should be given twice, two to four weeks apart. Puppies can receive the injectable vaccine starting at 6 to 8 weeks of age, followed by a booster between 10 and 12 weeks of age.