mahacloxin injection - Ampicillin (500mg) + Dicloxacillin (500mg) medicine

Mahacloxin Injection: Comprehensive Medicine Guide

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🏭 Mankind Pharma Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 22, 2026
⚠️ Hepatotoxicity Risk ⚠️ Nephrotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for susceptible bacterial infections.
Reviewed by
SaathiMed Expert Panel | Oct 22, 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

  • Difficulty breathing or wheezing
  • Swelling of the face, lips, tongue, or throat
  • Severe or persistent diarrhea
  • Blood in stool or vomit
  • Seizures
  • Yellowing of the skin or eyes
  • Decreased urine output
  • Unusual bleeding or bruising

If experiencing severe symptoms, call emergency services immediately.

What is mahacloxin injection used for?

This medicine is a combination antibiotic injection containing Ampicillin and Dicloxacillin. It is used to treat a variety of bacterial infections by killing the bacteria that cause them. It is given by a healthcare professional.

  • Generic Name: Ampicillin (500mg) + Dicloxacillin (500mg)
  • Manufacturer: Mankind Pharma Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 mahacloxin injection के बारे में (Hindi Summary)

उपयोग: यह दवा एम्पीसिलिन और डाइक्लोक्सासिलिन का संयोजन है, जो एक एंटीबायोटिक इंजेक्शन है। इसका उपयोग त्वचा, श्वसन तंत्र, हड्डियों और जोड़ों के बैक्टीरियल संक्रमण के इलाज के लिए किया जाता है। यह दवा बैक्टीरिया को मारकर संक्रमण को रोकती है। यह केवल डॉक्टर की देखरेख में इंजेक्शन के रूप में दी जाती है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में इंजेक्शन स्थल पर दर्द, सूजन, दस्त, मतली, उल्टी और त्वचा पर चकत्ते शामिल हैं। गंभीर दुष्प्रभावों में एलर्जी की प्रतिक्रिया, सांस लेने में कठिनाई, चेहरे या गले में सूजन, गंभीर दस्त और दौरे शामिल हो सकते हैं। किसी भी असामान्य लक्षण को तुरंत डॉक्टर को बताएं।

सुरक्षा सलाह: यह दवा केवल एक स्वास्थ्य पेशेवर द्वारा दी जानी चाहिए। इस दवा को लेने से पहले अपने डॉक्टर को अपनी सभी चिकित्सीय स्थितियों, विशेष रूप से गुर्दे या यकृत की बीमारी, रक्तस्राव विकार, या एंटीबायोटिक्स से एलर्जी के बारे में बताएं। इस दवा को लेते समय शराब से बचें। गर्भवती या स्तनपान कराने वाली महिलाओं को डॉक्टर से परामर्श लेना चाहिए।

💡 Did You Know? India has the highest number of USFDA-compliant plants outside the USA.

💊 mahacloxin injection Uses & Benefits

[{"condition":"Skin and soft tissue infections","description":"This medicine is effective against many bacteria that cause skin infections, including cellulitis, abscesses, and wound infections.","evidence":"Well-established"},{"condition":"Respiratory tract infections","description":"It is used to treat bacterial pneumonia, bronchitis, and other respiratory infections caused by susceptible organisms.","evidence":"Well-established"},{"condition":"Bone and joint infections","description":"This medicine can be used to treat osteomyelitis and septic arthritis caused by susceptible bacteria.","evidence":"Well-established"},{"condition":"Urinary tract infections","description":"It may be used for complicated urinary tract infections caused by susceptible bacteria.","evidence":"Well-established"},{"condition":"Surgical prophylaxis","description":"It is sometimes given before surgery to prevent postoperative infections.","evidence":"Well-established"}]

Off-label uses: [{"condition":"Lyme disease","description":"Sometimes used off-label for early Lyme disease, though other antibiotics are preferred.","evidence":"Limited"},{"condition":"Anthrax","description":"May be used off-label as part of combination therapy for anthrax, but not first-line.","evidence":"Limited"}]

Primary treatment for: Bacterial infections

Also treats: Skin and soft tissue infections, Respiratory tract infections, Bone and joint infections, Urinary tract infections

📋 Drug Information

Generic Name(s)Ampicillin (500mg) + Dicloxacillin (500mg)
Brand Namemahacloxin injection
ManufacturerMankind Pharma Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassANTI INFECTIVES
Action Class
Route of AdministrationParenteral (intramuscular or intravenous)
StorageStore below 25°C. Protect from light. Do not freeze. Reconstituted solutions should be used immediately or stored as directed by the manufacturer.
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
Always check for penicillin allergy before administering this medicine.
2
Administer the injection slowly to reduce pain at the injection site.
3
Monitor renal and hepatic function during prolonged therapy.
4
Advise patients to report any signs of allergic reaction immediately.
5
Ensure the full course is completed to prevent antibiotic resistance.
6
Use caution when combining with warfarin or methotrexate.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Skin infection with redness and swelling
This medicine is commonly prescribed for this.
Likely Use
❌
Fever
This medicine is not a primary fever reducer.
Not Primary
✅
Cough with yellow sputum
May be used for bacterial respiratory infections.
Likely Use

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionThis medicine is administered by injection, so absorption is rapid and complete. After intramuscular injection, peak serum concentrations are achieved within 30 to 60 minutes. Intravenous administration results in immediate peak levels.
DistributionAmpicillin and Dicloxacillin distribute widely into body tissues and fluids, including pleural fluid, synovial fluid, and bone. Dicloxacillin is highly protein-bound, which limits its distribution somewhat, but it still achieves therapeutic levels in most tissues. Both drugs cross the placenta and are excreted in breast milk.
Protein BindingAmpicillin is approximately 20% protein-bound. Dicloxacillin is approximately 95-99% protein-bound, primarily to albumin.
MetabolismAmpicillin is partially metabolized in the liver to inactive metabolites. Dicloxacillin is extensively metabolized in the liver, primarily by hydroxylation and glucuronidation.
Half-LifeThe elimination half-life of Ampicillin is approximately 1 to 1.5 hours in patients with normal renal function. The half-life of Dicloxacillin is approximately 0.5 to 0.9 hours.
ExcretionAmpicillin is excreted primarily unchanged in the urine by glomerular filtration and tubular secretion. Dicloxacillin is excreted in the urine and bile as metabolites and unchanged drug.
BioavailabilityBioavailability is 100% for intravenous administration. For intramuscular administration, bioavailability is high, approximately 80-90%.
Onset of ActionThe onset of action is rapid, typically within 30 minutes to 1 hour after intravenous administration, and within 1 to 2 hours after intramuscular injection.
Peak Plasma TimePeak plasma concentrations are achieved immediately after intravenous injection and within 30 to 60 minutes after intramuscular injection.
Duration of ActionThe duration of action is typically 4 to 6 hours, depending on the dose and renal function. Dosing is usually every 4 to 6 hours.

How It Works

This medicine works by inhibiting the synthesis of bacterial cell walls. Ampicillin and Dicloxacillin are beta-lactam antibiotics that bind to penicillin-binding proteins (PBPs) in the bacterial cell membrane. This binding inhibits the transpeptidation reaction, which is essential for cross-linking peptidoglycan chains in the cell wall. As a result, the bacterial cell wall becomes weak and the cell undergoes lysis and death. Dicloxacillin is resistant to penicillinase enzymes produced by some bacteria, allowing it to be effective against penicillinase-producing staphylococci. Ampicillin has a broader spectrum but is susceptible to penicillinase. The combination provides coverage against both penicillinase-producing and non-producing bacteria.

Mechanism Steps

1
Binding to penicillin-binding proteins: Ampicillin and Dicloxacillin bind to specific penicillin-binding proteins (PBPs) located in the bacterial cell membrane.
2
Inhibition of transpeptidation: This binding inhibits the transpeptidase enzyme responsible for cross-linking peptidoglycan chains in the bacterial cell wall.
3
Weakening of cell wall: Without proper cross-linking, the cell wall becomes structurally weak and cannot withstand osmotic pressure.
4
Bacterial cell lysis: The weakened cell wall leads to cell lysis and death of the bacteria.

💡 How to Take mahacloxin injection

Strength: Injection: Ampicillin 500mg + Dicloxacillin 500mg per vial.

1This medicine is given by a healthcare professional as an intramuscular or intravenous injection.
2Do not attempt to self-administer this medicine.
3The injection site may be rotated to reduce pain.
4Report any pain, swelling, or redness at the injection site to your nurse or doctor.
5Follow your doctor's instructions regarding the frequency and duration of treatment.

Dosage Information

Adult DosageThe usual adult dose of this medicine is 500mg to 1g every 6 hours by intramuscular or intravenous injection, depending on the severity of the infection. For severe infections, higher doses may be used. The dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Do not self-administer; this medicine must be given by a healthcare professional.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageElderly patients may have reduced renal function, which may require dose adjustment. The dose must be individualized by a qualified clinician based on renal function.
Renal ImpairmentDose adjustment is required in patients with renal impairment. For creatinine clearance less than 10 mL/min, the dose should be reduced or the dosing interval extended. Consult a clinician for specific recommendations.
Hepatic ImpairmentDose adjustment may be necessary in patients with severe hepatic impairment. Monitor liver function closely.
Maximum Daily DoseThe maximum daily dose is not established from the available information. Dosing must be individualized by a qualified clinician.

Dosage Timeline

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

🍽️ Food Timing Guide

Food
Take on an empty stomach
Food may reduce absorption of dicloxacillin.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Contact your healthcare provider to reschedule the missed dose as soon as possible.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose and continue with the next scheduled dose.
💡 Do not double dose to catch up.

⚠️ Side Effects of mahacloxin injection

✅ Common Side Effects

Injection site pain (Common (5-10%))
Apply a cold compress to the site. Report if severe or persistent.
Diarrhea (Common (5-10%))
Stay hydrated. Consult doctor if diarrhea is severe or contains blood.
Nausea (Common (5-10%))
Take with food if possible. Consult doctor if persistent.
Rash (Common (5-10%))
Report to doctor immediately. May indicate allergy.

🚨 Serious Side Effects

Anaphylaxis (Rare (<0.1%))
Seek emergency medical attention immediately if you experience difficulty breathing, swelling of face or throat, or a sudden drop in blood pressure.
Clostridioides difficile-associated diarrhea (Rare (<0.1%))
Seek medical attention if you develop severe or persistent diarrhea, abdominal pain, or fever.
Seizures (Rare (<0.1%))
Seek immediate medical attention if you experience seizures.
Blood disorders (e.g., thrombocytopenia, anemia) (Rare (<0.1%))
Report any unusual bleeding, bruising, or fatigue to your doctor.

⚠️ Rare Side Effects

Hepatotoxicity
Report yellowing of skin or eyes, dark urine, or abdominal pain to your doctor.
Nephrotoxicity
Report decreased urine output or swelling to your doctor.
Interstitial nephritis
Seek medical attention if you experience fever, rash, and decreased urine output.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Warfarin Major
Methotrexate Major
Tetracyclines Major
Allopurinol Moderate
Oral contraceptives Moderate
Probenecid Moderate
Antacids Minor

🚨 Major Interactions

  • Warfarin
  • Methotrexate
  • Tetracyclines

⚡ Moderate Interactions

  • Allopurinol
  • Oral contraceptives
  • Probenecid

🍷 Alcohol Interaction

Alcohol may increase the risk of liver side effects and should be avoided while receiving this medicine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known hypersensitivity to penicillins or cephalosporins","History of severe allergic reaction to beta-lactam antibiotics","Infectious mononucleosis (high risk of rash)"]

⚠️ Warnings & Precautions

["Serious and occasionally fatal hypersensitivity reactions have been reported. Before initiating therapy, inquire about previous hypersensitivity to penicillins, cephalosporins, or other allergens.","Clostridioides difficile-associated diarrhea has been reported. Consider this diagnosis in patients who present with diarrhea subsequent to administration of antibacterial agents.","Use with caution in patients with renal impairment; dose adjustment may be necessary.","Use with caution in patients with hepatic impairment; monitor liver function.","Prolonged use may result in overgrowth of nonsusceptible organisms, including fungi.","Prescribing this medicine in the absence of a proven or strongly suspected bacterial infection is unlikely to provide benefit and increases the risk of drug-resistant bacteria."]

🤱 Lactation Safety

Ampicillin and dicloxacillin are excreted in human milk. Caution should be exercised when administered to a nursing woman. Monitor infant for diarrhea, thrush, or rash.

💊 Overdose Management

Overdose may cause nausea, vomiting, diarrhea, and seizures. Treatment is symptomatic and supportive. Hemodialysis may be considered to remove ampicillin from the blood in severe cases. Contact a poison control center or emergency room immediately if overdose is suspected.

⏰ Missed Dose

Since this medicine is administered by a healthcare professional, missed doses are unlikely. If you miss an appointment for your injection, contact your doctor as soon as possible to reschedule. Do not attempt to self-administer.

Additional Safety Advice

General Safety

This medicine must only be administered by a healthcare professional. Before receiving this medicine, inform your doctor about all your medical conditions, especially kidney or liver disease, bleeding disorders, or allergies to antibiotics. Tell your doctor about all medications you are taking, including over-the-counter drugs and herbal supplements. Do not breastfeed while receiving this medicine without consulting your doctor, as it passes into breast milk. If you experience any signs of a severe allergic reaction, such as rash, itching, swelling, or difficulty breathing, seek emergency medical help immediately. Do not use this medicine for longer than prescribed, as it can lead to antibiotic resistance. Complete the full course of treatment even if you feel better. Avoid alcohol while receiving this medicine to reduce the risk of liver side effects. Your doctor may monitor your kidney and liver function, as well as your blood counts, during treatment.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are more likely to have reduced renal function, which may require dose adjustment. Monitor renal function closely.

🤰 Pregnancy Planning (TTC)

If you are planning pregnancy, consult your doctor before receiving this medicine. It should be used during pregnancy only if clearly needed.

🏥 Post-Surgery Considerations

This medicine may be used before or after surgery to prevent or treat infections. Follow your surgeon's instructions carefully.

🦷 Dental Procedures

Inform your dentist if you are receiving this medicine. It may be used prophylactically before dental procedures in patients at risk of endocarditis.

💚 Lifestyle Tips for Better Results

🏃
Maintain a healthy weight to reduce stress on joints.
🥗
Regular low-impact exercise like swimming.
😴
Practice good posture.
💧
Include anti-inflammatory foods in your diet.
🧘
Get adequate sleep.

🏋️ Exercise Considerations

Avoid strenuous exercise if you have a severe infection or are feeling weak. Consult your doctor before resuming exercise.

🥗 Diet Recommendations

Include omega-3 rich foods
Reduce processed food intake
Stay well hydrated

💼 Impact on Daily Work & Life

This medicine may cause dizziness or fatigue. Avoid driving or operating heavy machinery until you know how it affects you. You may need to take time off work during treatment.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your doctor. Complete the full course as prescribed, even if you feel better. Stopping early can lead to recurrence of infection and antibiotic resistance.

📅 Long-Term Use Effects

Long-term use of this medicine may lead to antibiotic resistance, fungal superinfections, and rarely, blood disorders or liver/kidney toxicity. Regular monitoring of renal and hepatic function is recommended during prolonged therapy. Use for the shortest duration necessary.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Oral antibiotics

May be used for mild infections after initial improvement with injection.

Evidence: Well-established
Other antibiotics

Depending on culture and sensitivity results, other antibiotics may be more appropriate.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

This medicine may reduce the efficacy of live bacterial vaccines. Avoid vaccination with live bacterial vaccines during treatment.

📦 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 with this medicine, carry it in its original packaging with the prescription label. Keep a copy of your prescription with you. Store it at room temperature, away from direct sunlight and moisture. If traveling across time zones, consult your doctor about adjusting the dosing schedule. Declare the medicine at customs if required. Do not pack it in checked luggage; keep it in your carry-on bag.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old man with a severe skin infection
He was admitted with cellulitis and started on this medicine intravenously. Within 48 hours, his fever subsided and redness decreased. He completed a 7-day course and recovered fully.
💡 Lesson: Prompt administration of the correct antibiotic can lead to rapid improvement in bacterial infections.
👤 A 60-year-old woman with a prosthetic joint infection
She received this medicine as part of a combination therapy after joint surgery. Her infection was controlled, and she was later switched to oral antibiotics. She experienced mild diarrhea, which resolved after treatment.
💡 Lesson: Combination antibiotic therapy may be necessary for complex infections, and side effects like diarrhea are usually manageable.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: This medicine starts working within 30 minutes to 1 hour after administration, but you may not feel better for 24 to 48 hours.

Q: Can I take this medicine at home?

A: No, this medicine must be administered by a healthcare professional in a clinic or hospital setting.

Q: Is this medicine safe for children?

A: Pediatric dosing is not established from available information. Consult a pediatrician.

🤔 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 mahacloxin injection

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This medicine can cure viral infections like the flu.
    Fact: This medicine is an antibiotic and is only effective against bacterial infections. It does not treat viral infections.
  • Myth: You can stop taking this medicine once you feel better.
    Fact: You must complete the full course as prescribed by your doctor to prevent recurrence and antibiotic resistance.

🔄 Alternative Options

Generic Alternatives

  • Ampicillin injection
  • Dicloxacillin injection

Brand Alternatives

  • Mahacloxin injection

📊 Comparison with Similar Medicines

[{"medicine":"This medicine","composition":"Ampicillin + Dicloxacillin","route":"Parenteral","spectrum":"Broad-spectrum with penicillinase-resistant coverage"},{"medicine":"Amoxicillin-clavulanate","composition":"Amoxicillin + Clavulanic acid","route":"Oral or Parenteral","spectrum":"Broad-spectrum with beta-lactamase inhibitor"},{"medicine":"Piperacillin-tazobactam","composition":"Piperacillin + Tazobactam","route":"Parenteral","spectrum":"Extended-spectrum with beta-lactamase inhibitor"}]

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