Cin Tz 500mg Tablet (norfloxacin): Complete Medicine Guide
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026
When to Call Your Doctor IMMEDIATELY
- Sudden pain, swelling, or weakness in a tendon, especially in the ankle or Achilles tendon.
- Tingling, numbness, burning, or weakness in the hands or feet.
- Severe or bloody diarrhoea, stomach cramps, or fever.
- Rash, itching, swelling of the face, lips, or throat, or difficulty breathing.
- Yellowing of the skin or eyes, dark urine, or severe tiredness.
- Palpitations, fainting, or unusual shortness of breath.
- Confusion, agitation, depression, or thoughts of self-harm.
- Decreased urine output or swelling in the legs.
If experiencing severe symptoms, call emergency services immediately.
What is cin tz 500mg tablet used for?
This medicine is an oral antibiotic containing Norfloxacin 500 mg. It is used to treat urinary tract infections and some gastrointestinal infections caused by susceptible bacteria. It works by blocking bacterial DNA enzymes, which stops bacteria from multiplying. It is not effective against viral infections.
- Generic Name: Norfloxacin
- Manufacturer: Lancer Health Care Pvt Ltd
- Form: Allopathy
- Pregnancy Category: Consult doctor
- Prescription Required: Yes
🇮🇳 cin tz 500mg tablet के बारे में (Hindi Summary)
उपयोग: यह दवा नोरफ्लोक्सासिन 500 मिलीग्राम की एक एंटीबायोटिक गोली है, जिसका उपयोग मूत्र मार्ग के संक्रमण (यूटीआई), गुर्दे के संक्रमण, प्रोस्टेट के संक्रमण और कुछ पेट के संक्रमणों के इलाज के लिए किया जाता है। यह बैक्टीरिया को मारती है और उन्हें बढ़ने से रोकती है। यह वायरल संक्रमण जैसे सर्दी-जुकाम या फ्लू के लिए काम नहीं करती। इस दवा को डॉक्टर के निर्देशानुसार ही लें और कोर्स पूरा करें।
साइड इफेक्ट्स: इस दवा के आम दुष्प्रभावों में जी मिचलाना, सिरदर्द, चक्कर आना, पेट में असहजता और दस्त शामिल हैं। कुछ गंभीर दुष्प्रभाव भी हो सकते हैं जैसे टेंडन में दर्द या सूजन, हाथ-पैरों में झुनझुनी या सुन्नपन, गंभीर दस्त, एलर्जी, और लीवर की समस्या। अगर आपको कोई भी गंभीर लक्षण दिखे तो तुरंत डॉक्टर से संपर्क करें।
सुरक्षा सलाह: इस दवा को केवल डॉक्टर के पर्चे पर ही लें और पूरा कोर्स पूरा करें, भले ही आपको जल्दी आराम महसूस हो। दवा को एक गिलास पानी के साथ लें और दिन भर खूब पानी पिएं। दूध, दही, एंटासिड और मिनरल सप्लीमेंट के साथ इस दवा को न लें; इन्हें दवा से कम से कम 2 घंटे पहले या बाद में लें। चक्कर आने पर वाहन न चलाएं। धूप में ज्यादा न रहें और सनस्क्रीन का इस्तेमाल करें। गर्भवती और स्तनपान कराने वाली महिलाएं बिना डॉक्टर की सलाह के यह दवा न लें।
💊 cin tz 500mg tablet Uses & Benefits
[{"condition":"Uncomplicated urinary tract infection","description":"Used to treat bladder infections caused by susceptible bacteria, helping to relieve burning urination, urgency, and frequent urination.","evidence":"Well-established"},{"condition":"Complicated urinary tract infection","description":"May be used for kidney and upper urinary tract infections when the bacteria are known or suspected to be susceptible.","evidence":"Established"},{"condition":"Bacterial prostatitis","description":"Used in some cases of prostate infection because it can reach the prostate tissue, though other antibiotics are often preferred.","evidence":"Limited"},{"condition":"Gastrointestinal infections","description":"Sometimes prescribed for bacterial diarrhoea or traveller's diarrhoea caused by susceptible organisms.","evidence":"Limited"},{"condition":"Gonorrhoea","description":"May be used in some settings, but resistance is common and other treatments are usually preferred.","evidence":"Limited"}]
Off-label uses: [{"condition":"Spontaneous bacterial peritonitis prophylaxis","description":"Sometimes used in patients with liver cirrhosis to prevent infection, but this is not a standard approved use.","evidence":"Limited"},{"condition":"Selective decontamination of the digestive tract","description":"Occasionally used in intensive care settings to reduce gut bacteria, but this is a specialised off-label use.","evidence":"Limited"}]
Primary treatment for: Urinary tract infections
Also treats: Prostatitis, Gastrointestinal infections, Gonorrhoea
📋 Drug Information
| Generic Name(s) | Norfloxacin |
| Brand Name | Alflox 400 Tablet |
| Manufacturer | Lancer Health Care Pvt Ltd |
| Packaging / Form | Varies by brand (Allopathy) |
| Therapeutic Class | ANTI INFECTIVES |
| Action Class | Quinolones/ Fluroquinolones |
| Route of Administration | Oral |
| Storage | Store at room temperature between 15°C and 30°C, away from direct sunlight and moisture. Keep the tablets in their original container. |
| Shelf Life | 24 months from the date of manufacture, or as printed on the pack. |
| WHO Guideline | Not established from the available information. |
| ICMR Guideline | Not established from the available information. |
👨⚕️ Doctor's Practical Tips
Evidence-based practical advice from experienced clinicians
🔍 Is This Medicine Right for Your Symptom?
Educational reference. Always consult a doctor for diagnosis.
🔬 How This Medicine Works (Pharmacology)
Pharmacokinetics
How It Works
This medicine works by entering bacterial cells and blocking two enzymes called DNA gyrase and topoisomerase IV. These enzymes are essential for bacteria to copy and repair their DNA. When they are blocked, the bacterial DNA becomes tangled and broken, and the bacteria cannot multiply. This leads to bacterial death and helps the body clear the infection. Because this medicine targets bacterial enzymes that are different from human enzymes, it is selective for bacteria, although some side effects can still occur in humans.
Mechanism Steps
💡 How to Take cin tz 500mg tablet
Strength: Tablet, 500 mg.
Dosage Information
| Adult Dosage | The usual adult dose of this medicine is 400 mg to 500 mg taken by mouth twice daily for 3 to 7 days, depending on the type and severity of infection. For uncomplicated urinary tract infections, a shorter course may be enough. For more serious infections, your doctor may prescribe a longer course. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Always follow your doctor's instructions exactly. |
| Pediatric Dosage | Pediatric dosing is not established from available information. Consult a pediatrician. |
| Elderly Dosage | Elderly patients may need a lower dose because kidney function often declines with age. Your doctor will check your kidney function and adjust the dose accordingly. Elderly patients are also at higher risk of tendon problems and should report any tendon pain immediately. |
| Renal Impairment | In patients with reduced kidney function, the dose of this medicine may need to be reduced. Your doctor will calculate the appropriate dose based on your creatinine clearance. Regular monitoring of kidney function is advised. |
| Hepatic Impairment | No specific dose adjustment is usually needed for mild to moderate liver disease. In severe liver disease, this medicine should be used with caution and your doctor may monitor your liver function. |
| Maximum Daily Dose | The maximum recommended daily dose is 800 mg to 1000 mg, divided into two doses, unless otherwise directed by your doctor. |
Dosage Timeline
🍽️ Food Timing Guide
⏰ What to Do If You Miss a Dose
⚠️ Side Effects of cin tz 500mg tablet
✅ Common Side Effects
🚨 Serious Side Effects
⚠️ Rare Side Effects
Consult your doctor if you experience any unusual symptoms.
🔬 Drug Interactions
| Drug | Severity | Effect |
|---|---|---|
| Tizanidine | Major | |
| Warfarin | Major | |
| Antacids | Major | |
| Dairy products | Moderate | |
| Theophylline | Moderate | |
| Caffeine | Moderate | |
| NSAIDs | Moderate | |
| Iron supplements | Minor | |
| Zinc supplements | Minor | |
| Multivitamins | Minor |
🚨 Major Interactions
- Tizanidine
- Warfarin
- Antacids, sucralfate, and mineral supplements
- Dairy products
⚡ Moderate Interactions
- Theophylline
- Caffeine
- Non-steroidal anti-inflammatory drugs (NSAIDs)
- Oral diabetes medicines
🍷 Alcohol Interaction
Alcohol may increase the risk of dizziness, drowsiness, and liver problems when taken with this medicine. It is best to avoid alcohol during treatment.
🔎 Check Your Other Medicines
Educational tool. Always confirm with your doctor or pharmacist.
🛡️ Safety & Warnings
🚫 Contraindications
["Allergy to norfloxacin or any other fluoroquinolone antibiotic.","History of tendon disorders caused by fluoroquinolones.","Myasthenia gravis.","Children and adolescents under 18 years, unless specifically directed by a specialist.","Pregnancy and breastfeeding, unless the benefit clearly outweighs the risk.","Severe kidney disease without dose adjustment."]
⚠️ Warnings & Precautions
["This medicine can cause tendon inflammation or rupture, especially in people over 60, those taking steroids, and those who have had organ transplants. Stop the medicine and seek medical help if you feel tendon pain or swelling.","It can cause nerve damage (peripheral neuropathy). Report tingling, numbness, or weakness in the hands or feet.","It can cause serious mood or mental health changes. Tell your doctor if you feel confused, anxious, or depressed.","It can make your skin more sensitive to sunlight. Avoid excessive sun exposure and use sunscreen.","It can cause dizziness and affect your ability to drive or operate machinery. Avoid these activities until you know how it affects you.","It can cause severe diarrhoea. Do not treat diarrhoea with over-the-counter medicines without asking your doctor.","It can worsen muscle weakness in people with myasthenia gravis.","It should not be used for viral infections like colds or flu.","It should be taken with plenty of water to avoid crystal formation in urine.","It may affect blood sugar levels in diabetic patients. Monitor your blood sugar closely."]
🤱 Lactation Safety
This medicine passes into breast milk in small amounts. It is generally not recommended during breastfeeding because of possible effects on the infant's joints and gut. If it must be used, your doctor may advise you to stop breastfeeding temporarily or to pump and discard milk during treatment.
💊 Overdose Management
If you take too much of this medicine, seek emergency medical help immediately. Symptoms of overdose may include nausea, vomiting, dizziness, and confusion. Treatment is supportive, and there is no specific antidote. Your doctor may give you fluids and monitor your vital signs.
⏰ Missed Dose
If you miss a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not take two doses at the same time to make up for a missed dose.
Additional Safety Advice
Take this medicine only when a qualified doctor prescribes it for you, and complete the full course even if you feel better after a few days. Do not skip doses or stop early, because that can allow bacteria to survive and become resistant. Swallow the tablet with a full glass of water, and drink plenty of fluids throughout the day. Avoid taking this medicine with dairy products, antacids, or mineral supplements within two hours before or after your dose, because they can reduce how much medicine your body absorbs. Do not drive or operate heavy machinery if you feel dizzy or confused. Avoid excessive sunlight and use sunscreen, because this medicine can make your skin more sensitive to light. Tell your doctor about all other medicines you take, especially blood thinners, diabetes medicines, and pain relievers. Do not take this medicine if you are pregnant, planning pregnancy, or breastfeeding without medical advice. Keep this medicine out of reach of children.
👴 Special Considerations for Elderly
💡 For Patients Above 65
Elderly patients are at higher risk of tendon problems, kidney problems, and central nervous system effects from this medicine. Your doctor may adjust the dose based on your kidney function. Report any tendon pain, confusion, or dizziness immediately.
🤰 Pregnancy Planning (TTC)
If you are planning pregnancy, discuss with your doctor before taking this medicine. Fluoroquinolones are generally avoided during pregnancy because of potential effects on the developing baby's joints. Safer alternatives may be available.
🏥 Post-Surgery Considerations
If you have recently had surgery, tell your doctor before taking this medicine. It may interact with other medicines you are taking and can increase the risk of tendon problems, especially if you are also taking steroids. Your doctor will decide if it is safe for you.
🦷 Dental Procedures
Inform your dentist that you are taking this medicine before any dental procedure. It may interact with certain antibiotics or pain medicines used during dental work. Your dentist may need to adjust your treatment plan.
💚 Lifestyle Tips for Better Results
🏋️ Exercise Considerations
You can continue light exercise if you feel well, but avoid strenuous activities or heavy lifting if you have tendon pain, dizziness, or fatigue. Stop exercising and consult your doctor if you notice any joint or tendon discomfort.
🥗 Diet Recommendations
💼 Impact on Daily Work & Life
This medicine may cause dizziness, confusion, or drowsiness in some people. Avoid driving or operating heavy machinery until you know how it affects you. If your work involves fine motor skills or alertness, inform your employer or take necessary precautions. Most people can continue their normal daily activities with caution.
🛑 When to Stop This Medicine
Stop taking this medicine and seek immediate medical help if you develop tendon pain, swelling, nerve symptoms, severe diarrhoea, allergic reactions, or heart rhythm changes. Do not stop the medicine early just because you feel better, as this can lead to treatment failure and resistance. Always consult your doctor before stopping.
📅 Long-Term Use Effects
Long-term use of this medicine can increase the risk of antibiotic resistance, tendon problems, nerve damage, and serious diarrhoea. It should only be used for as long as necessary. Your doctor may monitor your kidney and liver function if you need treatment for more than a few weeks. If you notice any new symptoms, report them to your doctor promptly.
🌿 Non-Medicine Approaches
These can complement medicine but do not replace prescribed treatment.
Drinking plenty of water can help flush bacteria from the urinary tract and reduce symptoms.
Evidence: Well-establishedSome studies suggest cranberry may help prevent urinary tract infections, but evidence for treatment is limited.
Evidence: LimitedProbiotics may help restore healthy gut bacteria during and after antibiotic treatment.
Evidence: Limited💉 Vaccination Considerations
💉 If You're Getting Vaccinated
This medicine does not interact with most vaccines. However, if you are scheduled to receive a live vaccine, inform your doctor that you are taking an antibiotic. There is no need to delay vaccination unless your doctor advises otherwise.
📦 Storage Guide
✅ DO
Store at room temperature between 15°C and 30°C.
❌ DON'T
Do not refrigerate unless specified.
✅ DO
Keep in the original container.
❌ DON'T
Do not transfer to unmarked containers.
✅ DO
Keep away from direct sunlight and moisture.
❌ DON'T
Do not store in the bathroom cabinet.
✅ DO
Keep out of reach of children.
❌ DON'T
Do not use after the expiry date.
✈️ Traveling with This Medicine
When travelling, carry this medicine in its original packaging with a copy of your prescription. Keep it in your hand luggage to avoid extreme temperatures. Store it at room temperature and away from direct sunlight. If you are crossing time zones, continue taking your doses about 12 hours apart; you may need to adjust the timing gradually. Check the customs rules of your destination country for restrictions on carrying antibiotics. Always carry enough medicine for your entire trip and a few extra doses in case of delays.
💰 Cost Analysis & Savings
👥 Real Patient Stories
Educational, anonymized scenarios. Individual results may vary.
💬 Questions Patients Often Ask
A: You may start to feel better within 1 to 2 days, but it is important to complete the full course as prescribed.
A: It is best taken on an empty stomach, at least 1 hour before or 2 hours after a meal, because food can reduce its absorption.
A: If you remember within 6 hours, take the missed dose. If more than 6 hours have passed, skip it and continue with your regular schedule. Do not double dose.
A: It is not recommended during pregnancy unless clearly needed. Talk to your doctor about safer alternatives.
A: It is best to avoid alcohol because it can increase dizziness and the risk of liver problems.
🤔 Common Patient Concerns
🔄 Substitutes for cin tz 500mg tablet
View AllAlternative brands with exact same active ingredient:
-
meriflox 500mg tabletWockhardt Ltd ₹41.00 52.9% CHEAPER
-
quinolox 500mg tabletElfin Pharma Pvt Ltd ₹75.00 13.9% CHEAPER
Medical Note: Always consult your doctor before switching medications.
🛑 Myths vs. Facts
- Myth: This medicine can cure the common cold or flu.
Fact: This medicine is an antibiotic and only works against bacteria. It does not treat viral infections like colds or flu. - Myth: You can stop taking this medicine as soon as you feel better.
Fact: You must complete the full course as prescribed, even if symptoms improve, to prevent the infection from returning and to reduce the risk of antibiotic resistance. - Myth: This medicine is safe for children.
Fact: This medicine is generally not recommended for children under 18 because it may affect growing joints and tendons. - Myth: You can take this medicine with milk or antacids.
Fact: Milk, antacids, and mineral supplements can reduce the absorption of this medicine. Take them at least 2 hours apart.
🔄 Alternative Options
Generic Alternatives
- Norfloxacin 500 mg tablet
Brand Alternatives
- Cin TZ 500mg Tablet