Description
Durataz 4.5 gm Injection is a broad-spectrum antibiotic used to treat serious bacterial infections in hospitalized patients. It contains Piperacillin, a penicillin-class antibiotic that destroys bacteria by inhibiting cell wall synthesis, and Tazobactam, a beta-lactamase inhibitor that protects Piperacillin from enzymatic breakdown by resistant bacteria.
This combination is highly effective against a wide range of Gram-positive and Gram-negative bacteria, including strains resistant to many other antibiotics. It is generally reserved for moderate to severe infections, especially in critically ill or immunocompromised patients.
Uses / Indications
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Lower respiratory tract infections (pneumonia, hospital-acquired pneumonia)
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Complicated urinary tract infections
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Intra-abdominal infections (appendicitis, peritonitis, biliary infections)
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Skin and soft tissue infections (cellulitis, diabetic foot infections, wound infections)
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Septicemia (bloodstream infections)
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Bone and joint infections
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Gynecological infections (pelvic inflammatory disease, postpartum infections)
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Febrile neutropenia (infection in patients with low white blood cells)
How It Works (Mechanism of Action)
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Piperacillin (4000 mg): Inhibits bacterial cell wall synthesis → kills bacteria.
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Tazobactam (500 mg): Inhibits beta-lactamase enzymes → protects Piperacillin from resistance.
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Synergistic Effect: Expands antibacterial coverage, making it effective against resistant organisms.
Dosage & Administration
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Given by a doctor or nurse as intravenous (IV) infusion over 30 minutes.
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Typical adult dose: 4.5 g every 6–8 hours, depending on the severity of infection.
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Dosage adjustment required in patients with kidney impairment.
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Duration of therapy depends on infection type and clinical response.
Side Effects
Common:
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Diarrhea, nausea, vomiting
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Headache, insomnia
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Rash, itching, injection site reactions
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Constipation or abdominal discomfort
Serious (rare):
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Severe allergic reactions (anaphylaxis, angioedema)
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Clostridium difficile–associated diarrhea (bloody, persistent diarrhea)
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Low blood counts (anemia, leukopenia, thrombocytopenia)
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Elevated liver enzymes or jaundice
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Seizures (especially in patients with kidney problems or high doses)
Precautions & Warnings
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Contraindicated in patients allergic to penicillins, cephalosporins, or beta-lactam antibiotics.
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Use cautiously in patients with kidney or liver impairment.
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Long-term use may lead to superinfections with resistant bacteria or fungi.
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Monitor renal function, liver enzymes, and blood counts during prolonged therapy.
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Pregnant or breastfeeding women should use only on medical advice.
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Avoid unnecessary use to prevent antibiotic resistance.
Summary
Durataz 4.5 gm Injection is a powerful hospital-use antibiotic containing Piperacillin (4000 mg) + Tazobactam (500 mg). It is widely used in the treatment of severe bacterial infections, particularly those caused by resistant organisms. Given only under medical supervision via IV infusion, it plays a critical role in managing life-threatening infections in intensive care and inpatient settings.







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