Ornidazole Tablets

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Therapeutic Indication

Amebiasis (intestinal and hepatic)
Giardiasis
Trichomoniasis
Prophylaxis and treatment of anaerobic infections
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Ornidazole

Tablet

Ornidazole is a nitroimidazole derivative with antiprotozoal and antibacterial activity, used in the treatment of protozoal infections and anaerobic bacterial infections.

Speciality Gastroenterology | Infectious Diseases
Tags Amebiasis | Giardiasis | Trichomoniasis | Anaerobic Infections
Strength
  • 500 mg
Packing Size
  • 10 Tablets

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Mechanism

Ornidazole disrupts DNA synthesis in susceptible organisms by generating free radicals, leading to cell death in protozoa and anaerobic bacteria.

Pharmacokinetics

  • Absorption: Rapidly absorbed orally.
  • Metabolism: Metabolized in liver.
  • Excretion: Primarily via urine.
  • Half-life: ~12–14 hours.

Side Effects

  • Nausea
  • Headache
  • Dizziness
  • Metallic taste
  • Rare: Peripheral neuropathy

Contraindication

  • Hypersensitivity to nitroimidazoles
  • Pregnancy (especially first trimester)
  • Neurological disorders

Interaction

  • Alcohol (disulfiram-like reaction)
  • Warfarin (enhanced anticoagulant effect)

Warning and Precautions

  • Avoid alcohol during and 72 hours after therapy
  • Use with caution in patients with CNS disorders
  • Monitor liver function in prolonged use

Dosage

As directed by the Physician.