Premedication for Dental Treatment for Patients with Artificial Joints and Heart Problems

Amoxicillin: 
Adults: 2 grams (500 mg X 4) one hour before dental appointment
Children: 50 mg/kg one hour before dental appointment

Patients allergic to penicillin: Clindamycin, Cephalexin, Cefadroxil, Azithromycin or Clarithromycin is given one hour before the procedure. (noting that Cephalexin and Cefadroxil are closely related to penicillin and should not be used in patients with an immediate/severe allergic reaction to penicillins.)

Clindamycin: 
Adults: 600 mg (150 mg X 4)one hour before dental appointment
Children: 20 mg/kg one hour before dental appointment

Cephalexin/Cefadroxil
Adults: 2 grams (500 mg X 4) one hour before dental appointment
Children: 50 mg/kg one hour before dental appointment

Azithromycin/Clarithromycin: 
Adults: 500 mg one hour before dental appointment
Children:15 mg/kg one hour before dental appointment