Side-by-Side Comparison · 2026

Bacitracin vs Teixobactin

Bacitracin vs Teixobactin — mechanism, half-life, dosing, and research status compared. Which is right for your protocol?

Bacitracin
Antimicrobial Peptide

Bacitracin is a polycyclic peptide antibiotic from Bacillus subtilis licheniformis, first isolated in 1945 from wound cultures of a 7-year-old girl named Margaret Tracy (hence "bacitracin"). It is available OTC in Neosporin and similar triple-antibiotic ointments and is one of th...

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Teixobactin
Antimicrobial Peptide

Teixobactin was reported in Nature in 2015 as the first new antibiotic class discovered in 30 years, isolated from uncultured soil bacteria Eleftheria terrae using the iChip (isolation chip) technology that allows cultivation of previously unculturable organisms. Teixobactin bind...

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Key Parameters
Parameter Bacitracin Teixobactin
Category Antimicrobial Peptide Antimicrobial Peptide
Research FDA Approved (topical) Preclinical
Half-Life Hours (topical) Hours (in vivo)
Typical Dose 400-500 units/g ointment N/A
Frequency 1-3x daily N/A
Route Topical Research only (IV in animal studies)
FDA Status Approved (topical) Not approved (preclinical)

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Frequently Asked Questions
What is the difference between Bacitracin and Teixobactin?
Bacitracin: Bacitracin is a polycyclic peptide antibiotic from Bacillus subtilis licheniformis, first isolated in 1945 from wound cultures of a 7-year-old girl named Margaret Tracy (hence "bacitracin"). It is ava... Teixobactin: Teixobactin was reported in Nature in 2015 as the first new antibiotic class discovered in 30 years, isolated from uncultured soil bacteria Eleftheria terrae using the iChip (isolation chip) technolog...
Which has a longer half-life, Bacitracin or Teixobactin?
Bacitracin half-life: Hours (topical). Teixobactin half-life: Hours (in vivo).
Can you stack Bacitracin and Teixobactin?
Bacitracin and Teixobactin are in the same category and used together in research protocols. Always consult relevant literature and follow appropriate guidelines.

For research use only. Not medical advice. ASCEND does not conduct or endorse any specific research protocol. Always consult relevant scientific literature and regulatory guidelines.