GUIDELINES FOR PROPHYLACTIC ANTIBIOTICS IN ADULT PATIENTS

TO REDUCE SURGICAL SITE INFECTION

Revised June 1, 2009

Questions, call Dr. Jim Caldwell at 416-8169 or Dr. Catherine Liu at 476-5231

 

NOTES:

·Always confirm with surgeons at the Time-Out or earlier; in some cases they may wish to delay antibiotics until after culture.

·Make sure dose is in before tourniquet goes up.

·Additional inter-operative doses should be given in circumstancesof significant blood loss.

 

EXTRADURAL ORTHO AND NEURO SPINE, CARDIOTHORACIC, VASCULAR SURGERY AND KIDNEY TRANSPLANTATION

Drug

Dose

Timing

Additional dose

Cefazolin

<80 kg: 1 gm

≥80 kg: 2 gm

<60 min before incision as a bolus over 3-5 min; with bolus dose, tissue levels are adequate in a few minutes

Q 4 hours

Exclude Kidney Tx

For Significant Beta-lactam Allergy

Vancomycin

or

1 gm

Start infusion on arrival in OR (once monitors are attached); infuse over 30-60 min

Q 12 hours

Clindamycin

<100 kg: 600 mg

≥100 kg: 900 mg

<60 min before incision as infusion over 10-15 min

Q 6 hours

 

PRIMARY/ REVISION HIP AND PRIMARY KNEE ARTHROPLASTY

Drug

Dose

Timing

Additional dose

Cefazolin

<80 kg: 1 gm

≥80 kg: 2 gm

60 min before incision as a bolus over 3-5 min

1 additional dose 4 hours post-operatively

For Significant Beta-lactam Allergy

Vancomycin

< 80 kg: 1 gm

≥ 80 kg: 1.5 gm

 

Within 2 hrs prior to incision; start infusion in pre-op or on arrival in the OR; infuse over 60 minutes

No additional doses to be given

REVISION KNEE ARTHROPLASTY

Drug

Dose

Timing

Additional dose

Cefazolin

 

 

 

 

AND

 

Vancomycin

 

<80 kg: 1 gm

≥80 kg: 2 gm

60 min before incision as a bolus over 3-5 min

1 additional dose 4 hours post-operatively

 

 

 

< 80 kg: 1 gm

≥ 80 kg: 1.5 gm

 

Within 2 hrs prior to incision; start infusion in pre-op or on arrival in the OR; infuse over 60 minutes

 

No additional doses to be given

For Significant Beta-lactam Allergy

Vancomycin alone

< 80 kg: 1 gm

≥ 80 kg: 1.5 gm

 

Within 2 hrs prior to incision; start infusion in pre-op or on arrival in the OR; infuse over 60 minutes

No additional doses to be given

For Significant Vancomycin Allergy

Clindamycin

 

AND

 Cefazolin

<100 kg: 600 mg

>100kg:  900 mg

 

<60 min before incision; infuse over 10-15 min

1 additional dose 6 hours post-operatively

< 80 kg: 1 gm

≥ 80 kg: 2 gm

 

60 min before incision; infuse over 3-5 min as a bolus

1 additional dose 4 hours post-operatively

 

NEUROSURGERY (CRANIAL AND INTRADURAL SPINE)

Drug

Dose

Timing

Additional dose

Ceftriaxone

<80 kg: 1 gm

≥80 kg: 2 gm

<60 min before incision as a bolus over 3-5 min

Q 12 hours

For Significant Beta-lactam Allergy

Vancomycin

or

1 gm

Start infusion on arrival in OR (once monitors are attached); infuse over 30-60 min

Q 12 hours

Clindamycin

<100 kg: 600 mg

≥100 kg: 900 mg

<60 min before incision as infusion over 10-15 min

Q 6 hours

 

LIVER TRANSPLANTATION

Drug

Dose

Timing

Additional dose

Ceftriaxone

<80 kg: 1 gm

≥80 kg: 2 gm

<60 min before incision as a bolus over 3-5 min

Q 12 hours

For Significant Beta-lactam Allergy

Vancomycin

or

1 gm Start infusion on arrival in OR (once monitors are attached); infuse over 30-60 min Q 12 hours
Clindamycin

<100 kg: 600 mg

≥100 kg: 900 mg

<60 min before incision as infusion over 10-15 min Q 6 hours

 

COLON SURGERY

Drug

Dose

Timing

Additional dose

Cefoxitin

<80 kg: 1 gm

≥80 kg: 2 gm

<60 min before incision as a bolus over 3-5 min

Q 3 hours

For Significant Beta-lactam Allergy

Ciprofloxacin

        and

Metronidazole

400mg

 

500 mg

<60 min before incision as infusion over 30 min

Q 6 hours

 

VAGINAL AND ABDOMINAL HYSTERECTOMY

Drug

Dose

Timing

Additional dose

Cefazolin or Cefoxitin (if bowel involved)

<80 kg: 1 gm

≥80 kg: 2 gm

<60 min before incision as a bolus over 3-5 min

Q 4 hours

Q 3 hours

For Significant Beta-lactam Allergy

Ciprofloxacin

        and

Metronidazole

or

400mg

 

500 mg

<60 min before incision as infusion over 30 min

Q 6 hours

Clindamycin

        and

Gentamicin

600 mg

 

1.5 mg/kg

<60 min before incision as infusion over 10 – 15 min

Q 6 hours

 

Pediatric Patients - Suggested Dosing 

 

                            Drug                                     Dose

 

Cefazolin                                20-30 mg/kg

Ceftriaxone                            25 mg/kg

Cefoxitin                                 20-30 mg/kg

Cefuroxime                            50 mg/kg

Vancomycin                           15 mg/kg (as an infusion over 30-60 min)

Gentamicin                            2 mg/kg

Clindamycin                           15 mg/kg

Metronidazole                        10 mg/kg

Ciprofloxacin                         Not recommended