Product image of Metronidazol Fresenius (Metronidazole) supplied by GNH India

Metronidazol Fresenius

Active Ingredient:
Metronidazole
Origin:
EU

Metronidazol Fresenius (Metronidazole)

Metronidazole, the active ingredient in Metronidazol Fresenius, is a nitroimidazole presented as an injectable solution for intravenous use. It is an antibiotic indicated for the treatment of anaerobic bacterial infections, intra‑abdominal infections, pelvic inflammatory disease, bacterial vaginosis, trichomoniasis, and as adjunct therapy for Clostridioides difficile infection in adult patients.

GNH India supplies Metronidazol Fresenius as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals worldwide, with the product sourced from EU manufacturers and meeting European pharmacopoeia specifications, and adhering to stringent quality control procedures.

Manufacturer / TM Owner

Fresenius Kabi Polska Sp. Z O.O.

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Indications & Clinical Uses

Metronidazole is an antibacterial agent used to treat infections caused by anaerobic bacteria and certain protozoa.

  • Anaerobic bacterial infections: eradicates susceptible anaerobes in tissues and body cavities.
  • Intra‑abdominal infections: resolves polymicrobial infections involving the peritoneum and abdominal organs.
  • Pelvic inflammatory disease: eliminates causative anaerobic organisms to improve pelvic health.
  • Bacterial vaginosis: restores normal vaginal flora by targeting Gardnerella and related anaerobes.
  • Trichomoniasis: kills Trichomonas vaginalis, relieving symptoms and preventing transmission.

How It Works

  • Metronidazole enters susceptible microorganisms by passive diffusion. Inside the cell its nitro group is reduced by ferredoxin‑type proteins, generating reactive nitro‑radical intermediates that damage DNA, inhibit nucleic acid synthesis, and disrupt essential metabolic pathways, leading to bacterial and protozoal cell death. The drug is selectively activated in anaerobic environments where low redox potential favors reduction, sparing most aerobic human cells.

Side Effects

Metronidazole may be associated with a range of adverse reactions, varying from mild to severe.

Common Side Effects

  • Nausea: mild to moderate stomach upset.
  • Metallic taste: transient metallic sensation in the mouth.
  • Headache: occasional mild headache.
  • Diarrhea: loose stools that resolve after therapy.
  • Peripheral neuropathy (reversible): tingling or numbness in extremities with prolonged use.

Serious or Rare Side Effects

  • Seizures: rare central nervous system events.
  • Severe allergic reaction: rash, itching, swelling, or anaphylaxis.
  • Hepatotoxicity: elevated liver enzymes or jaundice.
  • Blood dyscrasias: neutropenia, leukopenia, or thrombocytopenia.
  • Stevens‑Johnson syndrome/toxic epidermal necrolysis: severe skin reactions.

Precautions & Warnings

When using Metronidazol Fresenius, clinicians should observe several safety considerations to minimize risk.

  • Pregnancy: Category B, use only if benefit outweighs potential risk.
  • Alcohol interaction: avoid alcohol during and up to 48 hours after therapy to prevent disulfiram‑like reaction.
  • Renal impairment: adjust dosing in severe renal dysfunction.
  • Neuropathy monitoring: assess for peripheral neuropathy during prolonged treatment.
  • Liver disease: use cautiously in patients with hepatic impairment.
  • Store at 2-8°C: keep refrigerated, protect from light, do not freeze or shake.

Avoid Interactions

Metronidazol Fresenius can affect the activity of other medicines; notable interactions are grouped by clinical significance.

Major Interactions (Avoid)

  • Alcohol: concurrent intake may cause severe flushing, tachycardia, and hypotension.
  • Warfarin: increased anticoagulant effect, may require INR monitoring.

Moderate Interactions (Monitor Closely)

  • Lithium: may increase lithium levels, monitor serum concentration.
  • Cimetidine: can raise metronidazole plasma concentrations.
  • Phenobarbital and carbamazepine: may reduce metronidazole efficacy.
  • Oral contraceptives: possible reduction in effectiveness, advise additional contraceptive measures.

Frequently Asked Questions

Metronidazol Fresenius is an injectable form of metronidazole used to treat infections caused by anaerobic bacteria and certain protozoa. It is indicated for conditions such as intra‑abdominal infections, pelvic inflammatory disease, bacterial vaginosis, trichomoniasis, and as adjunct therapy for Clostridioides difficile infection.

Metronidazole is taken up by susceptible microorganisms where its nitro group is reduced to reactive radicals. These radicals damage DNA and inhibit nucleic acid synthesis, leading to cell death. The reduction process occurs preferentially in anaerobic environments, allowing selective targeting of anaerobic bacteria and protozoa while sparing most human cells.

The dosing regimen for Metronidazol Fresenius is determined by the prescribing clinician based on the specific infection, severity, patient weight, renal function, and other clinical factors. Healthcare professionals should refer to local guidelines and adjust the dose as needed for each individual patient.

Metronidazol Fresenius is classified as Pregnancy Category B, indicating that animal studies have not shown risk but there are limited human data. It may be used during pregnancy only if the potential benefit justifies any potential risk to the fetus. Metronidazole is excreted in breast milk; nursing mothers should discuss risks and benefits with their healthcare provider.

To order Metronidazol Fresenius, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies, and procurement teams across international markets. After the enquiry, the sales team will verify trade or institutional credentials, then provide pricing, availability, shipping details (including cold‑chain handling if required), and assist with import documentation.

Metronidazol Fresenius belongs to the nitroimidazole class, which is highly effective against obligate anaerobes and certain protozoa. Compared with alternatives such as clindamycin or beta‑lactam/beta‑lactamase inhibitor combinations, metronidazole offers a broad anaerobic spectrum, excellent tissue penetration, and a generally favorable safety profile, though resistance patterns and individual patient factors must guide selection.

Metronidazol Fresenius should be stored at 2‑8 °C in a refrigerator. Keep the vial in its original packaging, protect it from light, and avoid freezing or shaking. Do not use the product if the solution appears discolored or contains particles.

Metronidazol Fresenius is administered intravenously by a healthcare professional. The solution is typically diluted in an appropriate compatible IV fluid and infused over a period determined by the prescriber, based on the infection being treated and the patient’s clinical status.

Serious adverse reactions, although rare, include seizures, severe allergic responses such as anaphylaxis, hepatotoxicity, blood dyscrasias (e.g., neutropenia, thrombocytopenia), and severe skin reactions like Stevens‑Johnson syndrome or toxic epidermal necrolysis. Patients should be monitored for any signs of these conditions, and treatment should be discontinued if they occur.

Metronidazol Fresenius is contraindicated in patients with a known hypersensitivity to metronidazole or other nitroimidazole derivatives. Caution is also advised for individuals with severe hepatic impairment, and the drug should be avoided in patients who cannot abstain from alcohol during treatment due to the risk of a disulfiram‑like reaction.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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