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Ornidazole is an effective medicine to treat infections caused by protozoa and certain strains of anaerobic bacteria. It is used to treat infections of the stomach, intestine, urinary tract and genital area. It is also used to prevent possible infections during a surgical procedure.

Uses of Ornidazole

  • Amebiasis
  • Amoebic dysentry
  • Giardiasis
  • Trichomoniasis
  • Bacterial Vaginosis
  • Anaerobic bacterial infections
  • Surgical prophylaxis

Administration and does

The drug is administered intravenously during 15-30 minutes.In cases of anaerobic infections in adults and children over 12, a first dose of 500-1000 mg is administered, followed by 500 mg doses at 12-hour intervals, or 1000 mg doses at 24-hour intervals, during 5-10 days (sequential dose). After the patient’s state has been stabilized, ornidazole should be administered orally (e.g. one 500 mg tablet at 12-hour intervals).The daily dose for children under 12 with body mass over 6 kg is calculated as 20 mg/kg of body weight, divided into 2 doses, during 5-10 days.For prophylaxis of anaerobic infections in adults and children over 12, 500-1000 mg of Ornigyl® is administered intravenously thirty minutes before surgery.For prophylaxis of poly-infections, Ornigyl® should be used concurrently with aminoglycosides, penicillin or cephalosporins. The drugs should be administered separately.

Severe intestinal ameobiasis, all extra-intestinal ameobiasis forms. In adults and children over 12, a first dose of 500-1000 mg is administered, followed by 500 mg doses at 12-hour intervals during 3-6 days.

In children under 12 years of age, the dose of Ornigyl® is calculated as 20-30 mg/kg of body mass, divided into 2 doses.In patients with impaired renal function, the interval between the doses should be increased, or the single and daily doses of the drug decreased.

Uses of Ornidazole

Treat blood infectionsTreat infectious diseases of brain, lung, bones, genital tract, pelvic area, stomach and intestinesTreat infectious diseases of mouth, teeth, and gums.Treat infected leg ulcers and pressure soresPrevent infections after surgery.

When to Avoid Ornidazole?

  • Ornidazole doesn’t work in case of viral infections (such as flu, common cold). Unnecessary use of antibiotic must be avoided because it decreases its efficacy.
  • Avoid taking Ornidazole if you are allergic to metronidazole or nitroimidazoles.
  • Avoid taking Ornidazole if you are suffering from active neurological disorders.
  • Avoid taking Ornidazole if you have a history of blood disease, hypothyroidism or hypoadrenalism.
  • Ornidazole must be used with caution in patients with diseases of the CNS (e.g., epilepsy or multiple sclerosis).
  • Ornidazole can potentiate the symptoms of known or previously unrecognized candidiasis. Therefore, treatment with an anti fungal agent may be required.
  • Laboratory tests – Ornidazole may interfere with certain laboratory tests, such as serum AST, ALT, SGOT, SGPT, LDH, triglycerides, and glucose hexokinase.

Effects on organs?

  • Patients should be warned that Ornidazole may darken urine.
  • Dose must be reduced in patients suffering from liver diseases.