bismuth subcitrate potassium + metronidazole + tetracycline hydrochloride · Medicine question

What effects on male fertility have animal studies shown for the metronidazole and tetracycline hydrochloride components of Pylera?

Name: What effects on male fertility have animal studies shown for the metronidazole and tetracycline hydrochloride components of Pylera?
Published: 2026-11-08T13:42:47.391Z

iatroX medicinesPublished 8 November 2026

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Animal studies with metronidazole and tetracycline hydrochloride, components of Pylera, have shown evidence of impaired male fertility.

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Pylera 140 mg/125 mg/125 mg capsulesFlynn Pharma Ltd · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 5Document updated 23 June 2025

Sources checked 8 November 2026

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