tigecycline · Medicine question

How does tigecycline inhibit bacterial protein synthesis?

iatroX medicinesPublished 8 November 2026

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Tigecycline binds to the bacterial 30S ribosomal subunit and blocks amino-acyl tRNA entry into the ribosome’s A site, preventing incorporation of amino acid residues into elongating peptide chains.

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Tygacil 50mg powder for solution for infusion / Tigecycline 50 mg powder for solution for infusionPfizer Limited · emc · SmPC §5.1 Pharmacodynamic properties · Version 42Document updated 6 October 2025

Sources checked 8 November 2026

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