Zimax 500 is a prescription antibiotic medication containing Azithromycin (as Dihydrate) that is used for treating various bacterial infections. It belongs to the macrolide class of antibiotics, which works by stopping the growth of bacteria. Produced by The ACME Laboratories Ltd., here is a clear, updated guide for 2026.
What is Zimax 500 Used For?
Zimax 500 mg contains Azithromycin 500 mg and is prescribed mainly for:
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Respiratory Tract Infections: Treatment of community-acquired pneumonia, bronchitis, sinusitis, and tonsillitis.
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Skin Infections: Effective against uncomplicated skin and soft tissue infections.
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STDs: Treatment of non-gonococcal urethritis and cervicitis caused by Chlamydia trachomatis.
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Typhoid Fever: Often prescribed for the treatment of uncomplicated typhoid fever.
Key Reminder: Zimax 500 is only effective against bacterial infections. It will not work for viral infections like the common cold or flu. Overusing antibiotics can lead to antibiotic resistance. For a deeper look at the clinical efficacy of this molecule, you can review the pharmacology and clinical applications of Azithromycin on DrugBank.
Dosage
For adults, the standard dosage for most respiratory and skin infections is 500 mg once daily for 3 days. For certain infections, a 5-day regimen (500 mg on day one, followed by 250 mg for the next 4 days) may be prescribed. For STDs, a single 1000 mg (1g) dose is often used. It can be taken with or without food.
Common Side Effects
Zimax 500 is generally well-tolerated, but some side effects may occur. Common side effects may include:
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Diarrhea or loose stools
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Nausea or vomiting
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Abdominal pain or cramping
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Dizziness or headache
Important 2026 Safety Update: Clinical research continues to monitor the cardiac safety of macrolides. According to research published in the Journal of the American Heart Association, patients with known heart rhythm problems (like QT prolongation) should use Azithromycin with caution. Always inform your doctor if you have a history of heart issues.
Important Warnings & Precautions
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Complete the Course: Always finish the entire prescribed course, even if you feel better, to ensure the infection is fully cleared.
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Liver Function: Use with caution in patients with severe liver disease, as the drug is primarily eliminated through the liver.
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Antacids: Avoid taking antacids containing aluminum or magnesium at the same time as Zimax, as they can reduce absorption.
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Allergic Reactions: Seek immediate medical help if you experience a rash, swelling, or difficulty breathing.
Zimax 500 vs. Fexo 120: Key Differences and Usage
While both medications might be prescribed when someone has a respiratory issue, they serve completely different purposes. Zimax treats the underlying bacterial infection, while Fexo treats allergy symptoms.
Comparison Table: Zimax 500 vs. Fexo 120
| Feature | Zimax 500 (Azithromycin) | Fexo 120 (Fexofenadine) |
| Drug Class | Macrolide Antibiotic | Antihistamine (Non-sedating) |
| Primary Use | Bacterial Infections | Allergy relief (Sneezing, Itching) |
| Action Mechanism | Inhibits bacterial protein synthesis | Blocks Histamine (allergic triggers) |
| Common Dosage | Once daily (usually 3–5 days) | Once or twice daily |
| Unit Price | ৳35.00 | ৳8.00 – ৳10.00 |
Zimax 500 Price in Bangladesh (January 2026 Update)
The following table provides the updated pricing for Zimax 500 and other popular variants manufactured by The ACME Laboratories Ltd. This information is essential for patients looking for the latest Zimax 500 mg price in Bangladesh or general Zimax price details.
Price Details for Zimax Variants
| Product Name | Strength | Unit Price (BDT) | Strip Price (6-10 Tablets) |
| Zimax 500 | 500 mg | ৳35.00 | ৳210.00 (6 Tablets) |
| Zimax 250 | 250 mg | ৳20.00 | ৳120.00 (6 Tablets) |
| Zimax Suspension | 200mg/5ml | ৳150.00 | Per 15ml / 30ml Bottle |
Zimax 500 Alternative Brands & Prices
If you are looking for an alternative to Zimax 500, below is a detailed comparison of the top 10 alternative brands for Azithromycin 500 mg price in Bangladesh as of January 2026.
| Brand Name | Company Name | Price per Unit (BDT) |
| Tridosil 500 | Incepta Pharmaceuticals | ৳35.00 |
| Azithrocin 500 | Beximco Pharmaceuticals | ৳35.00 |
| Zithrox 500 | Eskayef (SK+F) | ৳40.00 |
| Acos 500 | Radiant Pharmaceuticals | ৳55.00 |
| Odazyth 500 | ACI Limited | ৳40.00 |
| Zithrin 500 | Renata Limited | ৳40.00 |
| Romycin 500 | Ibn Sina Pharmaceuticals | ৳40.00 |
| Azaltic 500 | Nipro JMI Pharma | ৳35.00 |
| Azin 500 | ACME Laboratories | ৳55.00 |
| AZ-500 | Aristopharma Ltd | ৳52.00 |
Frequently Asked Questions (FAQ) About Zimax 500
Q: What is the Zimax 500 mg price in Bangladesh?
As of January 2026, the retail price for Zimax 500 is ৳35.00 per tablet. A strip of 6 tablets usually costs around ৳210.00.
Q: What are the Zimax 500 side effects?
Common side effects include nausea, diarrhea, and stomach pain. Most are mild and go away once the treatment is finished.
Q: What is Zimax 500 used for?
It is used to treat various bacterial infections, including those of the lungs, throat, skin, and certain sexually transmitted infections.
Q: What is the recommended Zimax 500 dose?
For most infections, the standard adult dose is one 500 mg tablet once daily for 3 consecutive days. Always follow your doctor’s specific prescription.
Q: Is Zimax 500 good for a cold or flu?
No, Zimax 500 is an antibiotic and does not work against viruses like the cold or flu. It should only be used for bacterial infections.
Q: Can Zimax 500 be taken on an empty stomach?
Yes, Zimax can be taken with or without food. However, taking it with food may help reduce stomach upset if you experience it.
Q: Does Zimax 500 interact with other medicines?
Yes, it can interact with antacids, blood thinners like Warfarin, and certain heart medications. Always inform your doctor of all medicines you are taking.
Q: Is Zimax 500 safe during pregnancy?
Azithromycin is generally considered safe during pregnancy if clearly needed, but it must be prescribed by a healthcare professional.
Q: Are there any alternatives to Zimax 500 in Bangladesh?
Yes, many alternatives like Azicin (Square) and Azyth (Incepta) are available, mostly at the same price point of ৳35.00.
Q: Can children take Zimax?
Yes, but children are usually prescribed a lower dose or the oral suspension form based on their body weight.
Disclaimer: This is educational information only (updated January 2026). Not a substitute for professional medical advice. Always consult a qualified physician before starting/stopping any medication.
