Princeton University will host additional vaccination clinics for the public Princeton University will host additional vaccination clinics for the public A series of vaccination clinics open to the public are already underway at Princeton University, since the university received more than 2,000 first doses of the Pfizer vaccine from the New Jersey Department of Health. First dose clinics have already occurred on May 6, 11 and 12 at Jadwin Gym. With those who were scheduled on those days having second dose appoints set for either May 27 from 10 a.m.-2 p.m.; June 1, 9 a.m.-5 p.m.; and June 2 from 11 a.m.-7 p.m.