bacsitam 1000mg/500mg injection - Amoxycillin (1000mg) + Sulbactam (500mg) medicine

Amphy 1500 Injection: Complete Guide to Uses, Side Effects, and Safety

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🏭 Baxton Pharmacia 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 22, 2026
⚠️ Hepatotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
12 min read
Evidence: Well-established for approved indications.
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 diarrhea or bloody stools
  • Yellowing of the skin or eyes (jaundice)
  • Severe abdominal pain
  • Unusual bleeding or bruising
  • Decreased urine output or swelling
  • Seizures

If experiencing severe symptoms, call emergency services immediately.

What is bacsitam 1000mg/500mg injection used for?

This medicine is an intravenous antibiotic combining amoxycillin and sulbactam, used to treat moderate to severe bacterial infections. It works by killing bacteria and overcoming resistance. It is given by a healthcare professional, usually every 6 to 8 hours.

  • Generic Name: Amoxycillin + Sulbactam
  • Manufacturer: Baxton Pharmacia
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 bacsitam 1000mg/500mg injection के बारे में (Hindi Summary)

उपयोग: यह दवा एक इंजेक्शन है जिसका उपयोग बैक्टीरियल संक्रमणों के इलाज के लिए किया जाता है। इसमें एमोक्सिसिलिन और सल्बैक्टम दो दवाएं होती हैं। यह निमोनिया, मूत्र मार्ग संक्रमण, पेट के संक्रमण, त्वचा संक्रमण और स्त्री रोग संबंधी संक्रमणों के लिए दी जाती है। यह दवा अस्पताल में डॉक्टर या नर्स द्वारा नस के माध्यम से दी जाती है। यह वायरल संक्रमण जैसे सर्दी-जुकाम के लिए प्रभावी नहीं है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में दस्त, जी मिचलाना, उल्टी, त्वचा पर चकत्ते और इंजेक्शन लगाने की जगह पर दर्द शामिल हैं। गंभीर दुष्प्रभाव दुर्लभ हैं लेकिन एलर्जी, गंभीर दस्त, और लीवर की समस्या हो सकती है। यदि सांस लेने में कठिनाई, चेहरे या गले में सूजन, या पीलिया हो तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: यह दवा केवल अस्पताल या क्लिनिक में योग्य स्वास्थ्यकर्मी द्वारा ही दी जानी चाहिए। इससे पहले कि आपको यह इंजेक्शन दिया जाए, अपने डॉक्टर को पेनिसिलिन या किसी अन्य एंटीबायोटिक से एलर्जी के बारे में बताएं। गुर्दे या लीवर की बीमारी हो तो भी जानकारी दें। कोर्स पूरा करें भले ही आप बेहतर महसूस करें। कोई भी असामान्य लक्षण होने पर तुरंत डॉक्टर को बताएं।

💡 Did You Know? The Indian pharmaceutical market is expected to reach $130 billion by 2030.

💊 bacsitam 1000mg/500mg injection Uses & Benefits

[{"condition":"Community-acquired pneumonia","description":"Used for moderate to severe cases requiring hospitalization, especially when beta-lactamase-producing bacteria are suspected.","evidence":"Well-established"},{"condition":"Complicated urinary tract infections","description":"Effective against many Gram-negative and Gram-positive uropathogens, including those producing beta-lactamase.","evidence":"Well-established"},{"condition":"Intra-abdominal infections","description":"Used in combination with other antibiotics or alone for intra-abdominal sepsis, peritonitis, and abscesses.","evidence":"Well-established"},{"condition":"Skin and soft tissue infections","description":"Treats cellulitis, abscesses, and wound infections caused by susceptible bacteria.","evidence":"Well-established"},{"condition":"Gynecological infections","description":"Used for pelvic inflammatory disease, endometritis, and post-surgical gynecological infections.","evidence":"Well-established"},{"condition":"Bone and joint infections","description":"May be used for osteomyelitis and septic arthritis when susceptible organisms are involved.","evidence":"Moderate"}]

Off-label uses: [{"condition":"Prophylaxis in certain surgical procedures","description":"Sometimes used off-label for surgical prophylaxis in patients with beta-lactam allergy or specific risk factors.","evidence":"Limited"},{"condition":"Febrile neutropenia","description":"Occasionally used as part of empirical therapy in neutropenic patients, though not first-line.","evidence":"Limited"}]

Primary treatment for: Bacterial infections

Also treats: Pneumonia, Urinary tract infections, Intra-abdominal infections, Skin infections, Gynecological infections

📋 Drug Information

Generic Name(s)Amoxycillin + Sulbactam
Brand NameAmphy 1500 Injection
ManufacturerBaxton Pharmacia
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassANTI INFECTIVES
Action ClassPenicillin antibiotic with beta-lactamase inhibitor
Route of AdministrationIntravenous (IV) infusion or injection. Must be administered by a qualified healthcare professional
StorageStore the dry powder at room temperature (15-30°C) in a dry place, protected from light. After reconstitution, the solution should be used immediately or stored as per the manufacturer's instructions (usually refrigerated and used within 24 hours). Do not freeze.
Shelf LifeTypically 24 months from the date of manufacture for the dry powder. After reconstitution, use within the time specified by the manufacturer (e.g., 24 hours if refrigerated).
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 verify the patient's allergy history before administering this medicine, especially to penicillins and cephalosporins.
2
Adjust the dose in patients with renal impairment based on creatinine clearance to avoid toxicity.
3
Monitor for signs of anaphylaxis during and after infusion, and have emergency equipment ready.
4
Consider adding another antibiotic for coverage of Pseudomonas if suspected, as this combination has limited activity.
5
Educate patients to report severe or persistent diarrhea, which may indicate C. difficile infection.
6
Use the shortest effective duration to minimize resistance and side effects.
7
Ensure proper reconstitution and administration technique to avoid injection site reactions.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Fever with productive cough
This medicine is commonly prescribed for bacterial pneumonia.
Likely Use
✅
Burning urination with fever
Used for complicated urinary tract infections.
Likely Use
❌
Runny nose and sneezing
This medicine is not effective for viral colds.
Not Primary
✅
Abdominal pain with fever
May be used for intra-abdominal infections.
Likely Use

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionThis medicine is administered intravenously, so absorption is not applicable. It achieves 100% bioavailability directly into the bloodstream.
DistributionAmoxycillin and sulbactam distribute widely into body tissues and fluids, including lung, pleural fluid, peritoneal fluid, and bile. Both cross the placenta and are excreted in breast milk in small amounts. Protein binding is approximately 18% for amoxycillin and 38% for sulbactam.
Protein BindingAmoxycillin: approximately 18%; Sulbactam: approximately 38%.
MetabolismAmoxycillin is partially metabolized to inactive penicilloic acid. Sulbactam is metabolized to a limited extent. Both are primarily eliminated unchanged.
Half-LifeAmoxycillin: approximately 1 to 1.5 hours; Sulbactam: approximately 1 hour. Half-life is prolonged in renal impairment.
ExcretionBoth amoxycillin and sulbactam are excreted primarily unchanged in the urine via glomerular filtration and tubular secretion. Approximately 60-70% of amoxycillin and 70-80% of sulbactam are recovered in urine within 6 hours after intravenous administration.
Bioavailability100% (intravenous administration).
Onset of ActionRapid; peak serum concentrations are achieved immediately after intravenous infusion.
Peak Plasma TimeImmediately after the end of intravenous infusion (within 15-30 minutes).
Duration of ActionApproximately 6 to 8 hours, depending on the dose and renal function; usually administered every 6 to 8 hours.

How It Works

This medicine combines amoxycillin, a penicillin antibiotic, with sulbactam, a beta-lactamase inhibitor. Amoxycillin works by binding to penicillin-binding proteins (PBPs) on the bacterial cell wall, inhibiting the final transpeptidation step of peptidoglycan synthesis, which leads to cell lysis and death. Sulbactam is a structural analog of the penicillin nucleus that irreversibly inhibits many beta-lactamase enzymes produced by bacteria, including those from Staphylococcus aureus, Escherichia coli, Klebsiella species, and Bacteroides species. By blocking these enzymes, sulbactam protects amoxycillin from degradation, extending its spectrum of activity against beta-lactamase-producing organisms. This combination is bactericidal.

Mechanism Steps

1
Sulbactam inhibits beta-lactamase: Sulbactam binds irreversibly to beta-lactamase enzymes produced by resistant bacteria, preventing them from hydrolyzing amoxycillin.
2
Amoxycillin binds to PBPs: Amoxycillin, now protected, binds to penicillin-binding proteins on the bacterial cell membrane.
3
Inhibition of cell wall synthesis: This binding inhibits the transpeptidase enzyme, blocking cross-linking of peptidoglycan chains in the bacterial cell wall.
4
Bacterial cell lysis: The weakened cell wall leads to osmotic instability, cell lysis, and bacterial death.

💡 How to Take bacsitam 1000mg/500mg injection

Strength: Sterile powder for injection containing 1000 mg amoxycillin and 500 mg sulbactam per vial.

1This medicine is given by a healthcare professional in a hospital or clinic setting.
2It is administered as an intravenous injection or infusion over 3-5 minutes (injection) or 15-30 minutes (infusion).
3The dose and frequency are determined by your doctor based on your condition and kidney function.
4You should not attempt to self-administer this medicine.
5Report any discomfort, pain, or swelling at the injection site to your nurse.
6Complete the full course as prescribed, even if you feel better.

Dosage Information

Adult DosageThe usual adult dose of this medicine is 1.5 g (1000 mg amoxycillin + 500 mg sulbactam) administered intravenously every 6 to 8 hours. For severe infections, the dose may be increased to 3 g every 6 hours. The duration of therapy depends on the type and severity of infection and clinical response. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. In patients with renal impairment, dose adjustment is required.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician for appropriate dosing in children.
Elderly DosageElderly patients may have reduced renal function; dose should be adjusted based on creatinine clearance. Monitor renal function closely.
Renal ImpairmentIn patients with renal impairment, the dose and/or dosing interval should be adjusted. For creatinine clearance 10-30 mL/min, the usual dose may be given every 12 hours. For creatinine clearance less than 10 mL/min, the dose may be given every 24 hours. For patients on hemodialysis, an additional dose may be needed after dialysis. Consult a clinician for precise dosing.
Hepatic ImpairmentNo specific dose adjustment is recommended for hepatic impairment, but caution is advised. Monitor liver function.
Maximum Daily DoseThe maximum recommended daily dose is 12 g (e.g., 3 g every 6 hours) for adults with normal renal function. Doses above this are not recommended.

Dosage Timeline

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

⏰ What to Do If You Miss a Dose

📌 If you miss a scheduled dose while in the hospital
→ Inform your nurse or doctor immediately.
💡 They will adjust the schedule and administer the dose if appropriate.
📌 If you are receiving this medicine at home through a home healthcare service
→ Contact your healthcare provider as soon as you remember.
💡 Do not attempt to self-administer a double dose.

⚠️ Side Effects of bacsitam 1000mg/500mg injection

✅ Common Side Effects

Diarrhea (Common (5-10%))
Usually self-limiting. Maintain hydration. Consult doctor if persistent or severe.
Nausea (Common (3-5%))
May be reduced by slow infusion. Inform your nurse if it occurs.
Vomiting (Common (2-4%))
Report to healthcare provider if frequent.
Rash (Common (1-3%))
Monitor for progression. If rash spreads or is accompanied by fever, seek medical advice.
Injection site pain (Common (2-5%))
Apply cold compress if needed. Report severe pain.

🚨 Serious Side Effects

Anaphylaxis (Rare (<0.1%))
Seek emergency medical help immediately if you experience difficulty breathing, swelling of face or throat, or a severe drop in blood pressure.
Clostridioides difficile-associated diarrhea (Uncommon (0.1-1%))
Report severe or persistent diarrhea, abdominal cramps, or fever to your doctor. Do not self-treat with anti-diarrheal medications.
Hepatotoxicity (elevated liver enzymes, cholestatic jaundice) (Rare (<0.1%))
Seek medical attention if you notice yellowing of skin or eyes, dark urine, or right upper abdominal pain.
Blood dyscrasias (e.g., thrombocytopenia, leukopenia) (Rare (<0.1%))
Report unusual bleeding, bruising, or signs of infection. Periodic blood counts may be needed.
Seizures (Rare (<0.1%))
Occurs mainly with high doses in renal impairment. Seek immediate medical attention if seizures occur.

⚠️ Rare Side Effects

Interstitial nephritis
Report decreased urine output, swelling, or blood in urine.
Serum sickness-like reaction
Seek medical advice for fever, joint pain, and rash occurring days after administration.
Superinfection (e.g., candidiasis)
Report white patches in mouth or vaginal discharge.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

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

🚨 Major Interactions

  • Warfarin
  • Methotrexate
  • Allopurinol
  • Probenecid

⚡ Moderate Interactions

  • Oral contraceptives
  • Aminoglycosides
  • Tetracyclines

🍷 Alcohol Interaction

Alcohol may worsen gastrointestinal side effects such as nausea and diarrhea. It is advisable to avoid alcohol during treatment with this medicine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known hypersensitivity to amoxycillin, sulbactam, or any other beta-lactam antibiotic (penicillins, cephalosporins).","History of severe allergic reaction (anaphylaxis) to any beta-lactam antibiotic.","Previous history of cholestatic jaundice or hepatic dysfunction associated with amoxycillin/clavulanate."]

⚠️ Warnings & Precautions

["Serious and occasionally fatal hypersensitivity reactions can occur. Before starting therapy, inquire about previous hypersensitivity to penicillins, cephalosporins, or other allergens.","Clostridioides difficile-associated diarrhea may occur. If diarrhea develops, evaluate for this condition.","Use with caution in patients with renal impairment; dose adjustment may be necessary.","Prolonged use may result in overgrowth of non-susceptible organisms, including fungi.","May cause false-positive results in urine glucose tests using copper reduction methods.","Not effective against viral infections. Do not use for colds or flu.","In patients with mononucleosis, amoxycillin may increase the risk of rash."]

🤱 Lactation Safety

Amoxycillin and sulbactam are excreted in breast milk in low concentrations. Use with caution in nursing mothers. Monitor infant for diarrhea or thrush.

💊 Overdose Management

Overdose with this medicine is unlikely due to its intravenous route and administration by healthcare professionals. In case of accidental overdose, symptoms may include nausea, vomiting, diarrhea, and seizures (especially in renal impairment). Management is symptomatic and supportive. Amoxycillin and sulbactam can be removed by hemodialysis. Contact a poison control center or emergency department immediately if overdose is suspected.

⏰ Missed Dose

Since this medicine is administered by a healthcare professional, missed doses are unlikely. If a scheduled dose is missed, inform your nurse or doctor immediately. Do not attempt to self-administer a double dose.

Additional Safety Advice

General Safety

This medicine must be given only by a qualified healthcare professional in a hospital or clinic setting. Before receiving it, inform your doctor about any allergies to antibiotics, especially penicillins or cephalosporins, and about any kidney or liver problems. Do not attempt to self-administer this injection. Complete the full course as prescribed, even if you feel better, to prevent resistance. Report any unusual symptoms such as severe diarrhea, rash, or difficulty breathing immediately. Use with caution in elderly patients and those with kidney impairment, as dose adjustment may be needed.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are more likely to have reduced kidney function, which can increase the risk of side effects. Dose adjustment based on creatinine clearance is important. Monitor for signs of toxicity, including seizures.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, discuss with your doctor. This medicine is generally considered safe in pregnancy when clearly needed, but always consult your healthcare provider before use.

🏥 Post-Surgery Considerations

This medicine is often used to prevent or treat surgical site infections. It may be given before, during, or after surgery. Follow your surgeon's instructions regarding its use.

🦷 Dental Procedures

This medicine may be used for dental infections or prophylaxis in certain patients. Inform your dentist if you are allergic to penicillin. It is not routinely used for all dental procedures.

💚 Lifestyle Tips for Better Results

🏃
Stay well hydrated to help flush out the infection and support kidney function.
🥗
Get plenty of rest to allow your body to recover from the infection.
😴
Eat a balanced diet rich in fruits and vegetables to support your immune system.
💧
Practice good hand hygiene to prevent the spread of infection.
🧘
Avoid alcohol during treatment to reduce the risk of stomach upset and liver strain.
🌞
Complete the full course of antibiotics as prescribed, even if you feel better.

🏋️ Exercise Considerations

While receiving this medicine, you may feel tired or dizzy. Avoid strenuous exercise until you have recovered from the infection and your doctor approves. Light activity like walking is generally fine if you feel up to it.

🥗 Diet Recommendations

Drink plenty of fluids, especially water, to stay hydrated.
Eat probiotic-rich foods like yogurt to help prevent antibiotic-associated diarrhea.
Avoid spicy and greasy foods if you experience nausea or stomach upset.
Include lean proteins to support healing.

💼 Impact on Daily Work & Life

This medicine is given in a hospital setting, so you will likely need to take time off work or school during treatment. You may experience fatigue, dizziness, or diarrhea, which can affect your ability to drive or operate machinery. Plan for rest and recovery.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your doctor. Stopping early can lead to incomplete treatment and bacterial resistance. Your doctor will determine when to stop based on your clinical response and the completion of the prescribed course.

📅 Long-Term Use Effects

Long-term use of this medicine may lead to bacterial resistance, superinfections (such as oral thrush or C. difficile colitis), and rarely, liver or kidney problems. Prolonged therapy should be monitored with periodic blood tests. It is generally recommended to use the shortest effective duration.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Oral antibiotics

If you can take oral medications and the infection is not severe, your doctor may switch to oral antibiotics.

Evidence: Well-established
Other intravenous antibiotics

Depending on the bacteria and your allergies, alternative antibiotics like cephalosporins or fluoroquinolones may be used.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

There are no specific vaccine interactions with this medicine. However, it is always good to be up to date with recommended vaccinations, especially pneumococcal and influenza vaccines, to prevent infections.

📦 Storage Guide

✅ DO

Store the dry powder at room temperature (15-30°C) in a dry place.

❌ DON'T

Do not refrigerate the dry powder unless specified.

✅ DO

Keep in the original container until use.

❌ DON'T

Do not transfer to unmarked containers.

✅ DO

Protect from light and moisture.

❌ DON'T

Do not store in bathroom cabinet.

✅ DO

After reconstitution, use within the time specified by the manufacturer (e.g., 24 hours if refrigerated).

❌ DON'T

Do not freeze the reconstituted solution.

✈️ Traveling with This Medicine

This medicine is administered in a healthcare setting, so travel is not applicable. If you are traveling after completing therapy, carry a copy of your prescription and medical records. Store any remaining medication as directed, and do not expose it to extreme temperatures. If you need ongoing treatment while traveling, arrange for administration at a local clinic or hospital.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 65-year-old man with community-acquired pneumonia
He was admitted to the hospital with high fever and difficulty breathing. He was started on this medicine intravenously every 8 hours. After 3 days, his fever subsided and breathing improved. He completed a 7-day course and recovered fully. He reported mild diarrhea during treatment, which resolved after the course.
💡 Lesson: This medicine is effective for severe pneumonia, but monitoring for side effects like diarrhea is important.
👤 A 30-year-old woman with a complicated urinary tract infection
She had a history of recurrent UTIs and was allergic to sulfa drugs. She was treated with this medicine intravenously for 5 days. Her symptoms improved within 48 hours. She experienced a mild rash on day 3, which was managed with antihistamines. She completed the course without further issues.
💡 Lesson: Allergic reactions can occur even without prior exposure; prompt reporting and management are key.

💬 Questions Patients Often Ask

Q: How long does it take for this medicine to work?

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

Q: Can I take this medicine at home?

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

Q: What if I am allergic to penicillin?

A: Inform your doctor immediately. This medicine is contraindicated if you have a severe penicillin allergy.

Q: Is this medicine safe during pregnancy?

A: It is classified as FDA Pregnancy Category B. Use only if clearly needed, as advised by your doctor.

Q: Can I drive after receiving this medicine?

A: This medicine may cause dizziness. Avoid driving or operating machinery until you know how it affects you.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine if I am allergic to penicillin?
  • How long will I need to stay in the hospital for this injection?
  • Will this medicine affect my kidney function?
  • Can I breastfeed while on this medicine?
  • What should I do if I miss a dose?
  • Can I drink alcohol while on this medicine?

🔄 Substitutes for bacsitam 1000mg/500mg injection

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This injection 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 the injection once you feel better.
    Fact: You must complete the full course as prescribed to prevent bacterial resistance and relapse.
  • Myth: This injection is safe for everyone.
    Fact: It is contraindicated in people with penicillin allergy and requires dose adjustment in kidney disease.

🔄 Alternative Options

Generic Alternatives

  • Amoxycillin and Sulbactam Injection

Brand Alternatives

  • Amphy 1500 Injection

📊 Comparison with Similar Medicines

[{"medicine":"Amoxycillin and Sulbactam","composition":"Amoxycillin 1000 mg + Sulbactam 500 mg","route":"Intravenous","typical_frequency":"Every 6-8 hours","spectrum":"Broad-spectrum with beta-lactamase coverage"},{"medicine":"Ampicillin and Sulbactam","composition":"Ampicillin 1000 mg + Sulbactam 500 mg","route":"Intravenous","typical_frequency":"Every 6 hours","spectrum":"Similar to amoxycillin/sulbactam"},{"medicine":"Piperacillin and Tazobactam","composition":"Piperacillin 4000 mg + Tazobactam 500 mg","route":"Intravenous","typical_frequency":"Every 6-8 hours","spectrum":"Extended spectrum including Pseudomonas"}]

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