cefrus-lb tablet - Cefadroxil (500mg) + Lactobacillus Acidophilus (60Million spores) medicine

Cefrus-LB Tablet: A Comprehensive Guide

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🏭 Bonsai Pharma 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 23, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for approved indications.
Reviewed by
SaathiMed Expert Panel | Oct 23, 2026
🩺
Medically Fact-Checked & Clinically Verified by SaathiMed Clinical Review Board
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026

When to Call Your Doctor IMMEDIATELY

  • Blood in stool or vomit
  • Severe abdominal pain
  • Chest pain or difficulty breathing
  • Severe headache with visual changes
  • Sudden swelling of face, lips, or throat
  • Yellowing of skin or eyes
  • Decreased urine output
  • Persistent watery diarrhea with fever

If experiencing severe symptoms, call emergency services immediately.

What is cefrus-lb tablet used for?

This medicine is a combination of cefadroxil, an antibiotic, and Lactobacillus acidophilus, a probiotic. It is used to treat bacterial infections of the throat, skin, and urinary tract while helping to maintain gut health.

  • Generic Name: Cefadroxil + Lactobacillus Acidophilus
  • Manufacturer: Bonsai Pharma
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 cefrus-lb tablet के बारे में (Hindi Summary)

उपयोग: यह दवा सेफाड्रोक्सिल नामक एंटीबायोटिक और लैक्टोबैसिलस एसिडोफिलस नामक प्रोबायोटिक का संयोजन है। इसका उपयोग गले, त्वचा और मूत्र मार्ग के बैक्टीरियल संक्रमणों के इलाज के लिए किया जाता है। यह दवा बैक्टीरिया को मारकर संक्रमण को रोकती है और साथ में प्रोबायोटिक पेट के अच्छे बैक्टीरिया को बनाए रखने में मदद करता है। यह वायरल संक्रमण जैसे सर्दी-जुकाम के लिए प्रभावी नहीं है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में मतली, उल्टी, दस्त, पेट दर्द और हल्के दाने शामिल हैं। ये आमतौर पर हल्के होते हैं और इलाज जारी रखने पर ठीक हो जाते हैं। कभी-कभी सिरदर्द, चक्कर आना या योनि में फंगल संक्रमण हो सकता है। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन अगर चेहरे, होंठ या गले में सूजन, सांस लेने में कठिनाई, या त्वचा पर छाले पड़ें तो तुरंत डॉक्टर से मिलें।

सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें। खुराक न छोड़ें और कोर्स पूरा करें, भले ही आप बेहतर महसूस करें। दवा को पानी के साथ निगलें। इसे भोजन के साथ या बिना भोजन के लिया जा सकता है, लेकिन भोजन के साथ लेने से पेट की परेशानी कम होती है। अगर आपको दाने, खुजली या सूजन हो तो दवा बंद करें और तुरंत डॉक्टर से संपर्क करें। गुर्दे की बीमारी, पेनिसिलिन या सेफलोस्पोरिन से एलर्जी, या गर्भावस्था के बारे में अपने डॉक्टर को बताएं।

💡 Did You Know? The first generic medicine was introduced in India in 1970 after the Patents Act was amended.

💊 cefrus-lb tablet Uses & Benefits

[{"condition":"Pharyngitis and tonsillitis","description":"Used to treat bacterial throat infections caused by susceptible strains of Streptococcus pyogenes.","evidence":"Well-established"},{"condition":"Skin and skin-structure infections","description":"Effective against mild to moderate skin infections caused by susceptible staphylococci and streptococci.","evidence":"Well-established"},{"condition":"Uncomplicated urinary tract infections","description":"Used for lower urinary tract infections caused by susceptible bacteria such as Escherichia coli and Klebsiella species.","evidence":"Well-established"},{"condition":"Upper respiratory tract infections","description":"May be prescribed for bacterial sinusitis or otitis media when caused by susceptible organisms.","evidence":"Moderate"}]

Off-label uses: [{"condition":"Acne vulgaris","description":"Sometimes used off-label for inflammatory acne, but this is not a standard first-line treatment.","evidence":"Limited"},{"condition":"Prophylaxis before dental procedures","description":"Occasionally used in patients with certain heart conditions to prevent infective endocarditis, but guidelines vary.","evidence":"Limited"}]

Primary treatment for: Bacterial infections

Also treats: Pharyngitis, Tonsillitis, Skin infections, Urinary tract infections

📋 Drug Information

Generic Name(s)Cefadroxil + Lactobacillus Acidophilus
Brand NameBiopro 500 mg/60 mg Capsule
ManufacturerBonsai Pharma
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassANTI INFECTIVES
Action ClassCephalosporin antibiotic + Probiotic
Route of AdministrationOral
StorageStore at room temperature between 15°C and 30°C (59°F to 86°F). Protect from moisture and direct sunlight. Keep in the original container.
Shelf Life24 months from the date of manufacture.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Take this medicine with food to reduce stomach upset.
2
Complete the full course even if you feel better after a few days.
3
Stay well hydrated throughout the day.
4
Avoid alcohol while taking this medicine.
5
Do not share this medicine with others.
6
Report any unusual bleeding or bruising immediately.
7
If you develop a rash, stop the medicine and consult your doctor.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Sore throat with fever
This medicine is commonly prescribed for bacterial pharyngitis or tonsillitis.
Likely Use
✅
Burning urination
This medicine is used for urinary tract infections.
Likely Use
✅
Skin rash with pus
This medicine is used for skin and soft tissue infections.
Likely Use
❌
Runny nose and sneezing
This medicine is not effective for viral infections like the common cold.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionCefadroxil is well absorbed from the gastrointestinal tract after oral administration. The presence of food does not significantly affect the extent of absorption, but it may slightly delay the time to peak concentration. The probiotic component is a live organism and its viability depends on proper storage and passage through the stomach.
DistributionCefadroxil distributes widely into body tissues and fluids, including the skin, tonsils, respiratory tract, and urinary tract. It does not penetrate the cerebrospinal fluid well in the absence of inflammation. Protein binding is relatively low.
Protein BindingApproximately 20% of cefadroxil is bound to plasma proteins.
MetabolismCefadroxil is not significantly metabolized in the body. It is excreted largely unchanged.
Half-LifeThe elimination half-life of cefadroxil is approximately 1.5 to 2 hours in patients with normal kidney function.
ExcretionCefadroxil is excreted primarily unchanged in the urine through glomerular filtration and tubular secretion. About 90% of an oral dose is recovered in the urine within 24 hours.
BioavailabilityThe oral bioavailability of cefadroxil is approximately 90% in healthy adults.
Onset of ActionCefadroxil begins to kill susceptible bacteria within a few hours after the first dose, but noticeable improvement in symptoms may take 24 to 48 hours.
Peak Plasma TimePeak plasma concentrations of cefadroxil are reached approximately 1 to 2 hours after oral administration.
Duration of ActionThe antibacterial effect of a single dose of cefadroxil lasts for about 12 hours, which supports twice-daily dosing.

How It Works

Cefadroxil is a first-generation cephalosporin antibiotic that kills bacteria by inhibiting cell wall synthesis. It binds to penicillin-binding proteins on the bacterial cell membrane, blocking the cross-linking of peptidoglycan strands that give the bacterial cell wall its strength. Without a proper cell wall, the bacteria cannot maintain their shape and burst under normal osmotic pressure. Lactobacillus acidophilus is a live probiotic that helps restore and maintain the natural balance of beneficial bacteria in the gut, which can be disrupted by antibiotic therapy.

Mechanism Steps

1
Binding to penicillin-binding proteins: Cefadroxil binds to specific penicillin-binding proteins located on the inner membrane of susceptible bacteria.
2
Inhibition of cell wall synthesis: This binding blocks the transpeptidation reaction that cross-links peptidoglycan chains, which are essential for the bacterial cell wall.
3
Bacterial cell lysis: Without a functional cell wall, the bacteria lose their structural integrity and burst due to osmotic pressure, leading to bacterial death.
4
Probiotic support: Lactobacillus acidophilus helps replenish beneficial gut bacteria that may be reduced by the antibiotic, supporting digestive health.

💡 How to Take cefrus-lb tablet

Strength: Cefadroxil 500 mg + Lactobacillus acidophilus 60 million spores immediate-release tablet.

1Take the tablet by mouth with a full glass of water.
2You may take it with or without food, but taking it with a meal can reduce stomach upset.
3Swallow the tablet whole; do not crush, chew, or break it.
4Take at evenly spaced intervals as prescribed by your doctor.
5Complete the full course of therapy even if you feel better after a few days.
6Do not share this medicine with anyone else.

Dosage Information

Adult DosageThe usual adult dose of this medicine is 500 mg to 1 gram taken once or twice daily, depending on the type and severity of the infection. For uncomplicated urinary tract infections, 500 mg twice daily is common. For skin infections, 500 mg twice daily may be used. The dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Always follow your doctor's prescription exactly.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician for appropriate dosing in children.
Elderly DosageElderly patients may have reduced kidney function and may require dose adjustment. The dose must be individualized by a qualified clinician based on renal function.
Renal ImpairmentIn patients with impaired kidney function, the dose of cefadroxil should be adjusted. For creatinine clearance between 10 and 25 mL/min, the dose may be reduced or the dosing interval extended. For creatinine clearance less than 10 mL/min, the dose may need further reduction. Consult a doctor for specific dosing.
Hepatic ImpairmentNo specific dose adjustment is required for hepatic impairment, as cefadroxil is not significantly metabolized by the liver.
Maximum Daily DoseThe maximum recommended daily dose of cefadroxil is 4 grams, but this must be determined by a qualified clinician based on the patient's condition and renal function.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

🍽️ Food Timing Guide

With food
Take with meals
Reduces stomach upset.
Grapefruit
No specific restriction
No known interaction with cefadroxil.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Take the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose.
💡 Do not double dose to catch up.

⚠️ Side Effects of cefrus-lb tablet

✅ Common Side Effects

Nausea (Common (5-10%))
Take the tablet with food or milk to reduce nausea. If it persists, consult your doctor.
Diarrhea (Common (5-10%))
Stay hydrated and avoid fatty or spicy foods. The probiotic in this medicine may help. Consult a doctor if diarrhea is severe or bloody.
Abdominal pain (Common (5-10%))
Take with meals and avoid irritating foods. If pain is severe or persistent, seek medical advice.
Skin rash (Uncommon (1-5%))
Stop the medicine and consult your doctor if a rash appears, as it may indicate an allergy.
Vaginal yeast infection (Uncommon (1-5%))
Consult your doctor for appropriate antifungal treatment if symptoms occur.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek emergency medical help immediately if you experience swelling of the face, lips, tongue, or throat, difficulty breathing, or a sudden drop in blood pressure.
Clostridium difficile-associated diarrhea (Rare (<0.1%))
Contact your doctor if you develop persistent watery diarrhea, fever, or abdominal cramps during or after treatment. Do not self-treat with anti-diarrheal medicines.
Severe skin reactions (Stevens-Johnson syndrome, toxic epidermal necrolysis) (Very rare (<0.01%))
Stop the medicine and seek immediate medical attention if you notice blistering, peeling, or a spreading rash with fever.
Blood disorders (e.g., neutropenia, thrombocytopenia) (Rare (<0.1%))
Report any unusual bruising, bleeding, or signs of infection to your doctor promptly.

⚠️ Rare Side Effects

Seizures
Seek immediate medical attention if seizures occur, especially in patients with kidney impairment.
Interstitial nephritis
Report decreased urine output, swelling, or fatigue to your doctor immediately.
Hepatitis
Consult a doctor if you notice yellowing of the skin or eyes, dark urine, or severe abdominal pain.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Warfarin Major
Aminoglycosides Major
Loop diuretics Major
Probenecid Moderate
Methotrexate Moderate
Oral contraceptives Minor
Antacids Minor

🚨 Major Interactions

  • Warfarin
  • Aminoglycosides (e.g., gentamicin)
  • Loop diuretics (e.g., furosemide)

⚡ Moderate Interactions

  • Probenecid
  • Methotrexate

🍷 Alcohol Interaction

Alcohol does not directly interact with cefadroxil, but it can worsen stomach upset and dizziness. It is advisable to avoid or limit alcohol while taking this medicine, especially if you have an infection.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known allergy to cefadroxil, other cephalosporins, or any component of the formulation.","Previous severe allergic reaction to penicillins (cross-reactivity possible).","Use in patients with a history of anaphylaxis to beta-lactam antibiotics."]

⚠️ Warnings & Precautions

["Before starting this medicine, inform your doctor if you are allergic to penicillin or cephalosporin antibiotics.","Use with caution in patients with kidney disease; dose adjustment may be required.","Prolonged use may lead to overgrowth of non-susceptible organisms, including fungi.","Antibiotic-associated diarrhea can occur; if severe, consider Clostridium difficile infection.","Do not use this medicine to treat viral infections such as the common cold or flu.","Inform your doctor if you are pregnant, planning to become pregnant, or breastfeeding.","Keep out of reach of children."]

🤱 Lactation Safety

Cefadroxil is excreted in small amounts in breast milk and is generally considered safe for breastfeeding mothers. Lactobacillus acidophilus is a normal inhabitant of the human gut and is considered safe. However, consult your doctor before use, especially if the infant is premature or has a weakened immune system.

💊 Overdose Management

Overdose of cefadroxil can cause nausea, vomiting, stomach pain, and diarrhea. In severe cases, especially in patients with kidney disease, seizures may occur. There is no specific antidote. Treatment is supportive and symptomatic. In case of overdose, contact a doctor or poison control center immediately. Hemodialysis may be considered in severe cases with renal failure.

⏰ 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

General Safety

Take this medicine exactly as prescribed by your doctor. Do not skip doses or stop the course early, even if you feel better, because doing so can allow the infection to return and may promote antibiotic resistance. Swallow the tablet whole with a glass of water. You may take it with or without food, but taking it with a meal can reduce stomach upset. If you develop a rash, itching, or swelling of the face or throat, stop the medicine and get emergency help immediately. Inform your doctor if you have kidney disease, a history of allergy to penicillin or cephalosporin antibiotics, or if you are pregnant or breastfeeding. Do not share this medicine with others, and do not use it to treat viral infections. Keep the tablets in their original container, away from moisture and direct sunlight, and out of reach of children.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients may have reduced kidney function and may require dose adjustment. They are also more prone to drug interactions and side effects. Regular monitoring of kidney function is advised.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before taking this medicine. Cefadroxil is generally considered safe, but the decision should be made with your healthcare provider.

🏥 Post-Surgery Considerations

This medicine may be prescribed after surgery to prevent or treat bacterial infections. Follow your surgeon's instructions carefully. Inform your surgeon if you have any allergies or kidney problems.

🦷 Dental Procedures

If you are undergoing dental procedures, inform your dentist that you are taking this medicine. It may be used prophylactically in certain heart conditions, but this should be determined by your doctor.

💚 Lifestyle Tips for Better Results

🏃
Maintain a healthy diet rich in fruits and vegetables to support your immune system.
🥗
Stay well hydrated by drinking plenty of water.
😴
Get adequate rest to help your body fight the infection.
💧
Practice good hand hygiene to prevent the spread of infections.
🧘
Avoid close contact with people who are sick.
🌞
Take probiotics or eat yogurt to support gut health, but separate them from the antibiotic dose by at least 2 hours.

🏋️ Exercise Considerations

Mild exercise is generally safe while taking this medicine, but if you feel weak, dizzy, or have a fever, rest and avoid strenuous activities. Listen to your body and consult your doctor before resuming intense workouts.

🥗 Diet Recommendations

Include probiotic-rich foods like yogurt and fermented foods.
Eat light, easily digestible meals if you have stomach upset.
Avoid spicy and fatty foods that can irritate the stomach.
Stay hydrated with water, clear soups, and herbal teas.

💼 Impact on Daily Work & Life

This medicine may cause dizziness or drowsiness in some people. If you experience these effects, avoid driving or operating heavy machinery. Otherwise, you can continue your normal daily activities as tolerated.

🛑 When to Stop This Medicine

Stop taking this medicine only after completing the full prescribed course or if your doctor advises you to stop. If you experience a severe allergic reaction, stop immediately and seek emergency care. Do not stop early even if you feel better, as this can lead to recurrence of infection and antibiotic resistance.

📅 Long-Term Use Effects

Long-term use of this medicine is not recommended unless prescribed by a doctor. Prolonged use may lead to overgrowth of non-susceptible organisms, including fungi, and may increase the risk of antibiotic resistance. Regular monitoring of kidney function may be needed if used for extended periods, especially in patients with kidney disease.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Probiotic supplements

Can help maintain gut health during and after antibiotic therapy.

Evidence: Well-established
Herbal remedies (e.g., echinacea)

May support immune function but are not a substitute for antibiotics in bacterial infections.

Evidence: Limited

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

This medicine does not interact with vaccines. However, if you are scheduled to receive a live vaccine, inform your doctor, as antibiotics may affect the vaccine's effectiveness. Generally, antibiotics do not interfere with most vaccines.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not refrigerate unless specified

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

When traveling, carry this medicine in its original packaging with a copy of your prescription. Store it at room temperature and protect it from moisture and direct sunlight. If crossing time zones, adjust your dosing schedule gradually to maintain even intervals. Check customs regulations for carrying prescription medicines. Always carry enough supply for your entire trip.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old woman with a sore throat and fever
She was prescribed this medicine for bacterial tonsillitis. She took it with food as advised and completed the 10-day course. Her fever subsided in 2 days, and her throat pain improved significantly by day 5. She experienced mild stomach upset initially, which went away after taking it with meals.
💡 Lesson: Taking the medicine with food reduces stomach upset, and completing the full course ensures the infection is fully treated.
👤 A 50-year-old man with a urinary tract infection
He was given this medicine for a UTI. He noticed improvement in burning and frequency within 3 days. He was advised to drink plenty of water and avoid caffeine. He completed the 7-day course and his symptoms resolved completely.
💡 Lesson: Staying hydrated and completing the antibiotic course are key to resolving UTIs and preventing recurrence.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: You may start feeling better within 24 to 48 hours, but it is important to complete the full course as prescribed.

Q: Can I take this medicine with food?

A: Yes, you can take it with or without food. Taking it with food may help reduce stomach upset.

Q: What should I do if I miss a dose?

A: 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 double dose.

Q: Is this medicine safe during pregnancy?

A: Cefadroxil is generally considered safe during pregnancy, but you should consult your doctor before taking any medicine.

Q: Can I stop taking this medicine when I feel better?

A: No, you must complete the full course to ensure the infection is fully treated and to prevent antibiotic resistance.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my kidney function?
  • Can I drive after taking this medicine?
  • Does it interact with my blood pressure medicine?
  • What if I miss a dose?
  • Can I drink alcohol while taking this?

🔄 Substitutes for cefrus-lb tablet

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: Antibiotics can cure the common cold.
    Fact: This medicine is effective only against bacterial infections, not viral infections like the common cold or flu.
  • Myth: You can stop taking antibiotics once you feel better.
    Fact: You must complete the full prescribed course to ensure all bacteria are killed and to prevent resistance.
  • Myth: Probiotics in antibiotics are unnecessary.
    Fact: The probiotic Lactobacillus acidophilus helps reduce the risk of antibiotic-associated diarrhea and supports gut health.

🔄 Alternative Options

Generic Alternatives

  • Cefadroxil 500 mg + Lactobacillus acidophilus 60 million spores tablet

Brand Alternatives

  • Cefrus-LB Tablet

📊 Comparison with Similar Medicines

[{"medicine":"Cefadroxil + Lactobacillus","composition":"Cefadroxil 500 mg + Lactobacillus acidophilus 60 million spores","uses":"Bacterial infections of throat, skin, urinary tract","notes":"First-generation cephalosporin with probiotic."},{"medicine":"Cefadroxil alone","composition":"Cefadroxil 500 mg","uses":"Same bacterial infections","notes":"No probiotic; may cause more diarrhea."},{"medicine":"Amoxicillin + Clavulanic acid","composition":"Amoxicillin 500 mg + Clavulanic acid 125 mg","uses":"Broader spectrum of bacterial infections","notes":"Penicillin-based; different allergy profile."}]

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