| PROPHYLAXIS RECOMMENDED | PROPHYLAXIS NOT RECOMMENDED |
| Dental extractions | Restorative dentistry (operative and prosthodontic) with or without retraction cord (unless significant bleeding) |
| Periodontal procedures including surgery, scaling and root planing, probing, and recall maintenance | Oral local anesthetic injections (nonintraligamentary) |
| Dental implant placement and reimplantation of avulsed teeth | Intracanal endodontic treatment; post placement and buildup |
| Endodontic (root canal) instrumentation or surgery only beyond the apex | Placement of rubber dams (oral) |
| Subgingival placement of antibiotic fibers or strips | Postoperative oral suture removal |
| Initial placement of orthodontic bands but not brackets | Placement of removable prosthodontic or orthodontic appliances |
| Intraligamentary local anesthetic injections | Taking of oral impressions |
| Prophylactic cleaning of teeth or implants where bleeding is anticipated | Fluoride treatments |
| Tonsillectomy and/or adenoidectomy | Taking of oral radiographs |
| Surgical operations that involve respiratory mucosa | Orthodontic appliance adjustment |
| Bronchoscopy with a rigid bronchoscope | Shedding of primary teeth |
| Sclerotherapy for esophageal varices | Endotracheal intubation |
| Esophageal stricture dilation | Bronchoscopy with a flexible bronchoscope, with or without biopsy |
| Endoscopic retrograde cholangiography with biliary obstruction | Tympanostomy tube insertion |
| Biliary tract surgery | Transesophageal echocardiography |
| Surgical operations that involve intestinal mucosa | Endoscopy with or without gastrointestinal biopsy |
| Prostatic surgery | Vaginal hysterectomy |
| Cystoscopy | Vaginal delivery |
| Urethral dilation | Caesarean section |
| if uninfected: Urethral catheterization |
| if uninfected: Uterine dilatation and curettage |
| if uninfected: Therapeutic abortion |
| if uninfected: Sterilization procedures |
| if uninfected: Insertion or removal of intrauterine devices |
| Cardiac catheterization, including balloon angioplasty |
| Implanted cardiac pacemakers,implanted defibrillators, and coronary stents |
| Incision or biopsy of surgically scrubbed skin |
| Circumcision |