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Neo-Klar (500mg) is an antibiotic medicine used to treat various bacterial infections, including those affecting the respiratory tract, skin, ears, sinuses, and soft tissues. It helps stop the growth of bacteria and provides relief from infection-related symptoms such as fever, inflammation, and pain.
Ingredients
Active Ingredient: Clarithromycin 500 mg
Inactive Ingredients: Microcrystalline cellulose, magnesium stearate, croscarmellose sodium, povidone, and other excipients.
Drug Class
Macrolide Antibiotic
Dosage Form
Oral Tablet
Uses
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Treatment of bacterial infections of the respiratory tract (such as bronchitis, pneumonia)
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Sinus infections (sinusitis)
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Skin and soft tissue infections
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Ear infections (otitis media)
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Throat and tonsil infections (pharyngitis, tonsillitis)
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Treatment of Helicobacter pylori infections in combination with other medications for peptic ulcers
Dosage
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Typical adult dose: 250–500 mg twice daily, depending on the severity and type of infection.
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Duration of treatment varies from 7 to 14 days or as directed by the doctor.
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Always follow your doctor’s dosage instructions precisely.
In case of Overdose
Overdose may cause symptoms like nausea, vomiting, abdominal pain, and diarrhea. Seek immediate medical attention or contact a poison control center.
Missed Dose
If you miss a dose, take it as soon as you remember. If it’s almost time for your next dose, skip the missed one. Do not double the dose to make up for the missed one.
How To Use
Take the tablet by mouth with or without food, preferably at the same time each day. Swallow whole with a glass of water. Complete the full course even if symptoms improve early, to prevent antibiotic resistance.
When Not to Use
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If allergic to clarithromycin, erythromycin, azithromycin, or any other macrolide antibiotic
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Severe liver dysfunction
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History of heart rhythm disorders (QT prolongation)
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Concurrent use of certain medicines like pimozide, ergotamine, or cisapride
Side Effects
Common: Nausea, vomiting, diarrhea, abdominal pain, altered taste
Less common: Headache, dizziness, rash, insomnia, liver enzyme elevation
Serious (rare): Allergic reactions, jaundice, irregular heartbeat, hearing loss (reversible)
Precautions & Warnings
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Use with caution in patients with liver or kidney impairment.
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Avoid alcohol during treatment.
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Inform your doctor if you have heart disease or electrolyte imbalance.
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Not recommended during pregnancy or breastfeeding unless prescribed.
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May cause dizziness—avoid driving or operating machinery until you know how it affects you.
Drug Interactions
Avoid taking with:
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Statins (e.g., simvastatin, lovastatin) – increased risk of muscle toxicity
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Anticoagulants (e.g., warfarin) – may increase bleeding risk
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Certain heart medications (e.g., verapamil, amiodarone) – risk of irregular heartbeat
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Other antibiotics or antifungals (e.g., erythromycin, ketoconazole) – additive side effects
Storage/Disposal
Store below 30°C, away from direct sunlight and moisture. Keep out of reach of children. Dispose of unused medicine as per local waste disposal guidelines—do not flush down the toilet.
Control Drug
Not a controlled drug.
Quick Tips
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Take the medicine at evenly spaced times for best results.
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Complete the full course even if you feel better.
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Do not share antibiotics with others.
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Drink plenty of fluids to stay hydrated during treatment.