“…Antibiotics are commonly prescribed before treatment for periodontal patients undergoing invasive procedures who are at risk of developing endocarditis (13,16,67,70), those who have had a recent orthopedic joint replacement (1,18,39,43,72,80), and those who have received a solid organ transplant. The prophylactic guidelines for at-risk patients for endocarditis and recent orthopedic joint replacement patients are listed in Tables 1 and 2, respectively.…”