Actively Recruiting

Phase 3
Age: 18Years +
FEMALE
Healthy Volunteers
ID04731025

Prophylactic Treatment of Breast Implants With Gentamicin, Vancomycin, and Cefazolin Antibiotics for Women Undergoing Breast Reconstruction Surgery: a Randomized Controlled Trial

Led by Mikkel Herly · Updated on 2026-02-12

1003

Participants Needed

8

Research Sites

25 weeks

Total Duration

On this page

Sponsors

M

Mikkel Herly

Lead Sponsor

U

University of Copenhagen

Collaborating Sponsor

AI-Summary

What this Trial Is About

Researchers are evaluating local antibiotic treatments to reduce the need for implant removal after breast reconstruction surgery in women. This phase 3 trial compares the effect of a triple antibiotic solution versus a placebo on implant explantation rates. The study aims to see if applying gentamicin, vancomycin, and cefazolin directly to the implant and breast pocket lowers complications leading to implant removal. Participants will be randomly assigned to receive either a saline placebo or an antibiotic solution containing gentamicin, vancomycin, and cefazolin applied locally to the breast implant and pocket during surgery. Women having unilateral reconstruction will receive either treatment or placebo, while those with bilateral reconstruction will receive the antibiotic solution on one breast and placebo on the other. The antibiotic or placebo is delivered in a 500 mL saline solution used to wash the implant and pocket before insertion. Throughout the 180-day study period, participants will be monitored for implant removal due to any cause, infections requiring antibiotics, revision surgeries, and implant exchanges. Researchers will track time to explantation and follow up for up to one year to assess long-term outcomes. Safety and effectiveness will be evaluated through clinical assessments and surgical observations during regular follow-up visits.

CONDITIONS

Brief Title

Local Antibiotics for Breast Implants

Who Can Participate

Age: 18Years +
FEMALE
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Age 65 18 years
  • Biologically female
  • Signed informed consent
  • Scheduled for breast reconstruction with implants or expanders including immediate or delayed, unilateral or bilateral, with or without flap reconstruction
Not Eligible

You will not qualify if you...

  • Pregnancy
  • Breast feeding
  • Known allergy to vancomycin, gentamicin, cefazolin, or neomycin
  • Known anaphylactic reaction to other beta-lactam antibiotics or aminoglycosides
  • Impaired renal function with GFR < 60 mL/min
  • Participation in investigational drug trials involving disinfecting agents in the breast implant cavity
  • Myasthenia Gravis

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

Surgery and Immediate Post-operative Care

Duration - Day of surgery

Participants undergo breast reconstruction surgery with implants, during which the breast implant pocket and implant are washed with either a triple antibiotic solution or a placebo saline solution before implant insertion.

1 surgery visit (in-person)

Post-operative Follow-up

Duration - Up to 1 year

Participants are monitored for implant outcomes including explantation, infections, and any additional surgeries following the breast reconstruction.

Approximately 6 visits over 1 year

Trial Site Locations

Total: 8 locations

1

Aalborg University Hospital

Aalborg, Denmark, 9000

Actively Recruiting

2

Aarhus University Hospital

Aarhus, Denmark, 8000

Actively Recruiting

3

Rigshospitalet

Copenhagen, Denmark, 2100

Actively Recruiting

4

South-West Jutland Hospital

Esbjerg, Denmark, 6700

Not Yet Recruiting

5

Herlev and Gentofte Hospital

Herlev, Denmark, 2730

Actively Recruiting

6

Odense University Hospital

Odense, Denmark, 5000

Actively Recruiting

7

Zealand University Hospital

Roskilde, Denmark, 4000

Actively Recruiting

8

Vejle Hospital

Vejle, Denmark, 7100

Not Yet Recruiting

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Research Team

M

Mikkel Herly, MD, Ph.D.

M

Mathilde Hemmingsen, MD

How is the study designed?

Study Type

INTERVENTIONAL

Masking

QUADRUPLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

PREVENTION

Number of Arms

2

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Published Research Related To This Trial

Prophylactic treatment of breast implants with a solution of gentamicin, vancomycin and cefazolin antibiotics for women undergoing breast reconstructive surgery: protocol for a randomised, double-blind, placebo-controlled trial (The BREAST-AB trial).

Mathilde Nejrup Hemmingsen, Andreas Larsen, Tim K Weltz...

https://pubmed.ncbi.nlm.nih.gov/36115667