Aztreo Injection (Aztreonam) | Azactam Alternative | Used to Treat a Variety of Severe Bacterial Infections
Aztreo Injection contains Aztreonam, a powerful monobactam antibiotic used for the treatment of serious bacterial infections, especially those caused by gram negative bacteria. It is commonly prescribed for respiratory tract infections, urinary tract infections, skin infections, and other severe infections in hospital settings. Aztreonam injection works by inhibiting bacterial cell wall synthesis, helping to eliminate infection effectively and support faster recovery under medical supervision.
Aztreo Injection Product Overview
Aztreo Injection is a high-potency, sterile monobactam antibiotic containing Aztreonam, available in multiple strengths including 0.5g, 1g, and 2g vials. This specialized antimicrobial agent is specifically engineered to target and eliminate a wide spectrum of aerobic Gram-negative bacteria. It is a cornerstone of intensive clinical care, widely prescribed for severe systemic infections, ranging from localized urinary tract infections to life-threatening septicemia. By providing a unique beta-lactam structure that remains stable against many bacterial enzymes, Aztreo ensures a powerful and reliable therapeutic response across various patient weight classes and infection severities.
Product Composition
The clinical efficacy of Aztreo Injection is derived from its pure active ingredient and optimized pH-stabilizing formulation.
- Active Ingredient: Aztreonam (Available in 0.5g, 1g, and 2g vials).
- Buffer Agent: Contains L-arginine to adjust the pH and ensure stability during reconstitution and infusion.
- Pharmacological Class: Monobactam / Beta-lactam Antibiotic.
Product Specifications
| Feature | Details |
| Generic Name | Aztreonam for Injection |
| Strength | 500 mg (0.5g), 1000 mg (1g), 2000 mg (2g) |
| Therapeutic Category | Narrow-spectrum Antibacterial |
| Dosage Form | Sterile Powder for Injection |
| Primary Indication | Aerobic Gram-negative Infections |
| Reconstitution | Requires sterile water or compatible IV fluids |
Mechanism of Action: How the Injection Works
The therapeutic impact of Aztreo Injection is based on its ability to disrupt the vital life processes of susceptible bacteria without affecting the host's cells.
- Cell Wall Synthesis Inhibition: Aztreonam binds with high affinity to penicillin-binding protein 3 (PBP3) of sensitive Gram-negative bacteria.
- Bacterial Lysis: By inhibiting the final stage of bacterial cell wall peptidoglycan synthesis, it causes the cell wall to weaken, leading to the rupture and death of the bacteria.
- Enzymatic Stability: Its unique monocyclic beta-lactam ring is highly resistant to hydrolysis by most beta-lactamases, which are enzymes produced by bacteria to resist standard antibiotics.
- Selective Targeting: Unlike broad-spectrum antibiotics, Aztreonam specifically targets aerobic Gram-negative organisms, preserving the beneficial anaerobic flora in the patient's gut.
Key Benefits of Aztreo
- Flexible Dosing Options: Available in 0.5g, 1g, and 2g strengths to accommodate pediatric dosing, moderate infections, or intensive care requirements.
- Penicillin-Allergy Safe: Due to its unique chemical structure, Aztreo has little to no cross-reactivity with penicillins or cephalosporins, making it an ideal alternative for allergic patients.
- Deep Tissue Penetration: Effectively reaches therapeutic concentrations in the lungs, urinary tract, skin, and intra-abdominal tissues.
- Synergistic Potential: Can be safely combined with other antibiotics, such as aminoglycosides or vancomycin, for comprehensive empirical therapy.
- High Bactericidal Activity: Provides rapid and complete destruction of difficult-to-treat pathogens like Pseudomonas aeruginosa and E. coli.
Systemic Reliability: Proven efficacy in treating life-threatening infections, including surgical site infections and neonatal sepsis.
Aztreo Injection (Aztreonam) Precautions
General Safety Information
- Aztreo Injection is a prescription antibiotic and should be used only under medical supervision
- The dosage is determined based on the type and severity of bacterial infection, patient condition, and response to treatment
- Do not self administer or alter the prescribed dose without consulting your doctor
Allergy and Hypersensitivity
- Inform your doctor if you have any known allergy to Aztreonam or other beta lactam antibiotics
- Use with caution in patients with a history of drug allergies
- Seek immediate medical attention if symptoms like rash, swelling, or difficulty breathing occur
Kidney and Liver Function
- Patients with kidney impairment may require dose adjustment
- Regular monitoring of renal function is recommended during treatment
- Inform your doctor about any liver related conditions before starting therapy
Use in Special Populations
| Population | Precautions |
|---|---|
| Pregnancy | Use only if prescribed and clearly needed |
| Breastfeeding | Consult your doctor before use |
| Elderly Patients | May need careful monitoring due to reduced kidney function |
Drug and Treatment Interactions
- Inform your doctor about all medications including antibiotics, diuretics, and other prescription drugs
- Concomitant use with nephrotoxic medicines may increase the risk of kidney related side effects
Administration and Monitoring
- Administered via intravenous or intramuscular route by a healthcare professional
- Complete the full course of antibiotic treatment to prevent resistance
- Regular monitoring is important during prolonged therapy
General Precautionary Advice
- Do not skip doses to ensure effective bacterial infection treatment
- Avoid unnecessary use to reduce the risk of antibiotic resistance
- Follow proper hygiene and medical advice for faster recovery
Storage Instructions
- Store in a cool and dry place as per label instructions
- Keep out of reach of children
- Do not use if the solution appears discolored or expired
Aztreo Injection Usage
To ensure maximum therapeutic efficacy and patient safety, Aztreo must be administered via parenteral routes (Intravenous or Intramuscular). The specific vial size (0.5g, 1g, or 2g) and frequency are determined by the severity of the infection and the patient’s renal status.
Dosage Guidelines for Adults
The following table outlines the standard dosing protocols based on the clinical severity of the infection.
| Type of Infection | Recommended Dose | Frequency |
| Urinary Tract Infections | 0.5g or 1g | Every 8 or 12 hours |
| Moderate Systemic Infections | 1g or 2g | Every 8 or 12 hours |
| Severe/Life-Threatening | 2g | Every 6 or 8 hours |
Administration Instructions
Aztreo Injection is intended for use under the supervision of a healthcare professional. Proper reconstitution is required before use.
Intravenous (IV) Administration: This is the preferred route for severe or life-threatening infections.
Bolus Injection: Reconstitute the 0.5g, 1g, or 2g vial with Sterile Water and inject slowly over 3 to 5 minutes.
Infusion: Dilute the reconstituted solution with compatible IV fluids (such as 0.9% Sodium Chloride or 5% Dextrose) and infuse over 20 to 60 minutes.
Intramuscular (IM) Administration: Used for less severe infections or when IV access is limited.
Procedure: Reconstitute the 0.5g or 1g vial with a suitable diluent and inject deeply into a large muscle mass, such as the gluteus maximus.
Maximum Daily Dose: The total daily dose for adults should not exceed 8g.
Special Population Usage
Pediatric Patients: Dosage is strictly calculated based on body weight (mg/kg) by a specialist.
Renal Impairment: Patients with impaired kidney function require a reduced maintenance dose, as Aztreonam is primarily excreted through the kidneys.
Combination Therapy: For empirical treatment of unknown or mixed infections, Aztreo may be used concurrently with other antibiotics that target Gram-positive or anaerobic bacteria.
Aztreo Injection Uses
Aztreo Injection (Aztreonam) is a specialized monobactam antibiotic indicated for the treatment of serious infections caused by susceptible aerobic Gram-negative microorganisms. The availability of 0.5g, 1g, and 2g vials allows for precise clinical application across a wide range of medical conditions.
Primary Clinical Indications
Urinary Tract Infections (UTIs): Treatment of complicated and uncomplicated UTIs, including pyelonephritis and cystitis caused by Escherichia coli, Klebsiella pneumoniae, and Proteus mirabilis.
Lower Respiratory Tract Infections: Management of severe pneumonia and bronchitis, particularly in cases involving Haemophilus influenzae and Pseudomonas aeruginosa.
Septicemia: Essential therapy for bloodstream infections and systemic inflammatory responses.
Skin and Skin Structure Infections: Effective against postoperative wound infections, ulcers, and infected burns.
Intra-abdominal Infections: Used for treating peritonitis and intra-abdominal abscesses, often as part of a combination regimen.
Gynecologic Infections: Treatment of pelvic inflammatory disease (PID), endometritis, and pelvic cellulitis.
Targeted Pathogen Coverage
Aztreo is specifically engineered to target aerobic Gram-negative bacteria, making it a critical tool in hospital settings.
| Infection Category | Common Pathogens Targeted |
| Urinary & Systemic | E. coli, Klebsiella, Enterobacter, Proteus |
| Respiratory & Skin | Pseudomonas aeruginosa, Haemophilus influenzae |
| Surgical/Abdominal | Serratia marcescens, Citrobacter species |
Aztreo Injection (Aztreonam) Side Effects
Common Side Effects
These side effects are generally mild and often resolve without stopping treatment:
- Pain, redness, or swelling at the injection site
- Nausea or mild stomach upset
- Headache or dizziness
- Fever or mild fatigue
Less Common Side Effects
Some patients may experience:
- Diarrhea or loose stools
- Rash or itching
- Muscle or joint pain
- Temporary changes in liver enzyme levels
Rare but Serious Side Effects
Seek immediate medical attention if any of the following occur:
| Serious Effect | Symptoms |
|---|---|
| Severe Allergic Reaction | Rash, hives, swelling of face/lips/throat, difficulty breathing |
| Severe Diarrhea (Clostridium difficile infection) | Persistent watery or bloody diarrhea, abdominal cramps |
| Kidney-Related Issues | Reduced urine output, swelling in legs, unusual fatigue |
| Liver Dysfunction | Yellowing of skin or eyes, dark urine, severe fatigue |
Long-Term Use Considerations
- Prolonged use should be monitored by a healthcare professional to prevent antibiotic resistance or organ stress
- Regular kidney and liver function tests may be recommended for extended therapy
What to Do If Side Effects Occur
- Mild symptoms can often be managed without stopping treatment
- Persistent or severe side effects should be reported to your doctor immediately
- Do not stop the injection without medical advice, as incomplete antibiotic therapy can worsen infections
Aztreo Injection (Aztreonam) FAQs
Q: What is Aztreo Injection (Aztreonam) used for?
A: Aztreo Injection is a monobactam antibiotic used to treat severe infections caused by Gram-negative bacteria. This includes complicated urinary tract infections (UTIs), lower respiratory tract infections (pneumonia), septicemia, intra-abdominal infections, and skin/soft tissue infections.
Q: Can I use Aztreo if I am allergic to Penicillin?
A: Yes. Aztreo (Aztreonam) has a unique chemical structure that does not typically show cross-reactivity with penicillins or cephalosporins. It is often a primary choice for patients who are allergic to traditional beta-lactam antibiotics.
Q: In what strengths is Aztreo Injection available?
A: Aztreo is available in three precise strengths: 0.5g (500 mg), 1g (1000 mg), and 2g (2000 mg) vials. This variety allows healthcare providers to tailor the dosage based on the severity of the infection and the patient's weight or renal function.
Q: How is Aztreo administered?
A: Aztreo can be administered either intravenously (IV) or via deep intramuscular (IM) injection. For systemic or life-threatening infections, IV infusion over 20 to 60 minutes is the most common clinical method.
Q: What is the maximum daily dose of Aztreo?
A: The standard maximum daily dose for adults is 8g. The dosage frequency (usually every 6, 8, or 12 hours) and the specific vial size used (0.5g, 1g, or 2g) depend on the clinical site and severity of the bacterial infection.
Q: Does Aztreo treat viral infections like the flu?
A: No. Aztreo is a narrow-spectrum antibiotic specifically designed to kill aerobic Gram-negative bacteria. It is not effective against viruses, fungi, or Gram-positive bacteria.
Q: Can Aztreo be used for children?
A: Yes, Aztreo is used in pediatric patients. The dosage is strictly calculated by a healthcare professional based on the child's body weight (mg/kg) and the type of infection being treated.
Q: What should I do if a dose is missed during hospital treatment?
A: In a clinical setting, if a dose is delayed, the healthcare provider will adjust the schedule to ensure the patient maintains a consistent level of the antibiotic in their system. Consistency is vital to prevent antibiotic resistance.
Aztreo Injection (Aztreonam) Interactions
Drug Interactions
Aztreo Injection may interact with other medications, potentially affecting their effectiveness or increasing the risk of side effects. Always inform your healthcare provider about all medicines you are taking.
| Drug/Category | Interaction Effect | Recommendation |
|---|---|---|
| Aminoglycosides (e.g., Gentamicin) | May increase risk of kidney-related side effects | Monitor kidney function closely; adjust dose if necessary |
| Loop Diuretics (e.g., Furosemide) | May increase risk of nephrotoxicity | Use with caution under medical supervision |
| Other Beta-Lactam Antibiotics | Generally safe but may affect bacterial spectrum | Avoid unnecessary combination; follow doctor’s advice |
| Probenecid | Can increase Aztreonam blood levels | Dose adjustment may be needed |
| Other Nephrotoxic Drugs | Increased risk of kidney damage | Monitor renal function; adjust therapy as needed |
Food and Lifestyle Considerations
- Aztreo Injection can be administered regardless of meals; follow doctor’s instructions
- Avoid alcohol while under treatment to reduce additional kidney or liver strain
- Maintain hydration to support kidney function during antibiotic therapy
Important Tips
- Always provide your doctor with a complete list of prescription, over-the-counter medicines, and supplements
- Do not start or stop other medications without consulting your healthcare provider
- Regular monitoring may be required if Aztreo Injection is used alongside other medications affecting kidneys or liver
| Manufacturer | : | Zydus Cadila |
| Trade Name | : | Azactam |
| Generic Search | : | Aztreonam |
| Strength | : | 0.5g, 1g, 2g |
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