Description
Metronidazole 250 mg (20 Tablets)
Metronidazole 250 mg is a widely used antimicrobial medication indicated for the treatment of bacterial and protozoal infections. This drug belongs to the nitroimidazole class and is particularly effective against anaerobic bacteria and certain parasites.
The product contains 250 mg of active substance per tablet and is supplied in packs of 20 tablets. It is commonly used in the treatment of gastrointestinal infections, dental conditions, and gynecological disorders, as well as in combination regimens for Helicobacter pylori eradication.
Metronidazole in anaerobic infections (PubMed)
Composition and Formulation
- Active substance: Metronidazole 250 mg
- Dosage form: Oral tablets
- Pack size: 20 tablets
The tablet form ensures reliable absorption and systemic distribution, allowing the medication to act throughout the body.
Pharmacological Classification
- Pharmacological group: Antibacterial and antiprotozoal agent
- Class: Nitroimidazole derivative
- ATC code: J01XD01
Mechanism of Action
This medication works by entering microbial cells and interfering with DNA synthesis, leading to the destruction of pathogens. Its activity is especially pronounced in low-oxygen environments, making it suitable for deep tissue and anaerobic infections.
Because of this targeted mechanism, it is widely used in infections where other antibiotics may be less effective.
Indications for Use
The product is prescribed for a variety of infections, including:
- Anaerobic bacterial infections
- Gastrointestinal infections
- Helicobacter pylori (as part of combination therapy)
- Bacterial vaginosis
- Trichomoniasis
- Giardiasis and amoebiasis
- Dental and oral infections
The dosage regimen may vary depending on the condition and severity.
Dosage and Administration
Recommended dosing depends on the specific indication:
- Typical dose: 250–500 mg, 2–3 times daily
- Course duration: usually 5–10 days
Tablets should be taken with water, preferably after meals to reduce gastrointestinal discomfort.
Safety and Side Effects
Common Reactions
- Nausea
- Metallic taste
- Headache
- Abdominal discomfort
Less Frequent Effects
- Dizziness
- Allergic reactions
- Neurological symptoms (rare)
Most adverse effects are mild and resolve after treatment is completed.
Contraindications
- Hypersensitivity to the active substance
- Early pregnancy (with caution)
- Severe liver dysfunction
Precautions
- Avoid alcohol during treatment and for 48 hours after completion
- Use with caution in patients with hepatic conditions
- Monitor neurological symptoms during prolonged use
Drug Interactions
- Alcohol (may cause adverse reactions)
- Anticoagulants such as warfarin
- Lithium-containing medications
Storage Conditions
- Store below 25°C
- Keep in a dry place
- Protect from direct light
Frequently Asked Questions (FAQ)
What is Metronidazole 250 mg used for?
It is used to treat infections caused by anaerobic bacteria and certain parasites, including gastrointestinal and gynecological conditions.
How does this medication work?
It disrupts DNA synthesis in microorganisms, preventing them from multiplying and leading to their elimination.
What is the usual dosage?
Most treatment regimens involve 250–500 mg taken two or three times daily, depending on the condition.
Can alcohol be consumed during treatment?
No. Alcohol should be avoided due to the risk of adverse reactions.
How quickly does it take effect?
Many patients notice improvement within a few days, but the full course should always be completed.
Is it a strong antibiotic?
It is considered highly effective against anaerobic bacteria and certain protozoa.
Conclusion
Metronidazole 250 mg remains a widely used and reliable option for the treatment of anaerobic and protozoal infections. Its targeted mechanism, flexible dosing, and broad clinical application make it an essential component of modern antimicrobial therapy.
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