Augbactam

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Augbactam

What is Augbactam? A Fixed-Dose Combination Anti-infective

Property Description
Active Ingredient Amoxicillin, Clavulanic Acid
Form Tablet, Oral Suspension, Powder for Injection
Pharmacological Class Beta-lactam Antibacterial, Anti-infective
Common Use Treating bacterial infections
Origin Semi-synthetic

What Type of Medicine is Augbactam?

Augbactam is a designation for a prescription-only medication classified as a fixed-dose combination anti-infective. It belongs to the broad Pharmacological Class of antibiotics, and is more precisely categorized as a Beta-lactam Antibacterial. This combination is widely recognized internationally by the equivalent non-proprietary name, Co-amoxiclav. This medication works to kill susceptible bacteria and is used for treating various bacterial infections. The drug is supplied in multiple common Dosage form(s), including preparations for oral intake, such as the tablet and oral suspension, and powder for injection for parenteral administration.


What is Augbactam Made Of?

The therapeutic action of this medicine stems from its two core Active Ingredients: Amoxicillin and Clavulanic Acid. Amoxicillin is the primary antibacterial agent—a semi-synthetic penicillin derivative—that executes the bactericidal effect. The secondary component, Clavulanic Acid, is a specific enzyme blocker. The addition of Clavulanic Acid to Amoxicillin is necessary because it protects the Amoxicillin from degradation by enzymes produced by certain bacteria. This protective function ensures the antibiotic can effectively do its job, a key feature distinguishing it from antibiotics containing Amoxicillin alone.


What is the General Purpose of This Combination Drug?

The general purpose of the Augbactam formulation is to treat a broad spectrum of bacterial infections, particularly those caused by microbes that have developed common resistance mechanisms. This is achieved through a powerful synergistic action where the two components work together. The combination ensures that the antibacterial function of Amoxicillin is not nullified by the beta-lactamase enzyme produced by certain bacteria. By overcoming this defense system, the fixed-dose combination design maximizes the opportunity to achieve a successful bactericidal effect and resolve the underlying illness associated with the bacterial overgrowth.

Regulatory References

  1. National Library of Medicine's MedlinePlus

What side effects are possible with Augbactam?

Possible Side Effects and Safety Information

The safety profile for Augbactam (Amoxicillin/Clavulanic Acid) is officially documented by regulatory authorities, with adverse reactions categorized by frequency and affected body system.

Adverse Reaction Frequencies and System Classes

The most commonly reported side effects relate to Gastrointestinal Disorders, while rare but serious events involve the Immune System and the Liver. These classifications are based on government-approved labeling.

Frequency Classification Key Adverse Reactions (Examples) System-Organ Class Focus
Very Common Diarrhoea (particularly in adults) Gastrointestinal Disorders
Common Nausea, Vomiting, Mucocutaneous candidiasis Gastrointestinal Disorders, Infections
Uncommon Headache, Dizziness, Urticaria, Increased liver enzymes Nervous System, Skin, Hepatobiliary

Serious Adverse Reactions and Safety Constraints

Official labeling describes several serious adverse reactions, typically classified as rare or having a not known frequency. These include severe hypersensitivity reactions such as anaphylaxis and Angioedema, which require immediate attention. Hepatobiliary events, including hepatitis and cholestatic jaundice, are also documented, having been reported predominantly in older adults and males. Severe cutaneous reactions, such as Stevens-Johnson syndrome (SJS), are additionally listed.

Safety is constrained by specific medical history. The medication is officially contraindicated in individuals with a known history of hypersensitivity to any penicillin or other beta-lactam agent. It is also restricted in patients with a history of jaundice or hepatic impairment resulting from previous use of this fixed-dose combination. Furthermore, prolonged use may lead to the overgrowth of non-susceptible organisms, and the timing of hepatic events may sometimes extend for several weeks after cessation of treatment.

Overdose and Emergency Response

Overdose and When to Seek Help

This section describes the officially documented manifestations of overdose with Augbactam (amoxicillin/clavulanic acid) and the emergency actions mandated by regulatory authorities.


Documented Overdose Manifestations and Risks

Overdose has typically resulted in asymptomatic presentation or primarily gastrointestinal symptoms, including stomach pain, vomiting, and diarrhea. Less commonly, manifestations may include drowsiness or hyperactivity.

Documented Severe Outcome Risk Context (as per Official Labeling)
Convulsions (Seizures) Occurs particularly in patients with impaired renal function or following very high doses
Acute Renal Injury Potential consequence of crystalluria (crystals in the urine), which may lead to oliguric renal failure

Official Emergency Actions

Emergency medical care must be sought immediately if an overdose is suspected, including for any perceived intake of excessive medication or for the presentation of symptoms like persistent diarrhea or convulsions.

Overdose management is officially described as symptomatic and supportive treatment. Both active components, amoxicillin and clavulanic acid, are removable by hemodialysis for severe cases. Furthermore, maintaining adequate fluid intake and urinary output is a required supportive measure to reduce the possibility of amoxicillin-induced crystalluria.

Therapeutic Uses of Augbactam

What Augbactam Treats: Main Uses and Benefits

Augbactam plays a role in managing bacterial infections and is used in situations involving certain distressing symptoms across several key therapeutic areas where bacterial resistance may be a concern. This combination is commonly used to treat specific infections of the ears (acute otitis media), lungs (community-acquired pneumonia), sinus (bacterial rhinosinusitis), skin (cellulitis, abscesses), and urinary tract (pyelonephritis).

The medication is relevant for conditions characterized by periods of heightened symptoms, being applied in scenarios such as acute exacerbations of chronic conditions or post-injury infection (like animal bites). It helps address symptom clusters that may become intense or disruptive, including severe localized pain, high fever, swelling, and painful urination.

This therapeutic approach is primarily relevant when supportive symptom management is appropriate. The use of this drug is intended to provide support that helps ease the overall symptom burden.

“This combination is intended to manage infections, supporting the patient during difficult episodes by easing distress and contributing to improved comfort.”


Quick Fact: Relief for Inflammatory Symptoms This medication is commonly used to help with conditions presenting with systemic or localized discomfort, assisting in the management of symptoms like fever, redness, and tenderness associated with acute or episodic changes.

Regulatory References

  1. MedlinePlus Drug Information

Eligibility and Restrictions for Use

Who Can and Cannot Use Augbactam? (Official Regulatory Information)

Augbactam (Amoxicillin/Clavulanate) eligibility is determined by specific regulatory criteria addressing pre-existing conditions and patient physiology, as defined by health authorities like the FDA and EMA.

Absolute Contraindications (Must Not Use)

  • Hypersensitivity: Individuals with a history of serious allergic reaction (e.g., anaphylaxis) to any beta-lactam antibacterial drugs (including penicillins or cephalosporins).
  • Prior Hepatic Injury: Patients with a history of cholestatic jaundice or liver dysfunction specifically associated with previous Augbactam use.

Populations with Restricted or Conditional Use

  • Severe Renal Impairment: Patients with severe renal impairment (Creatinine Clearance < 30 mL/min) are generally restricted from standard use and require a specific conditional regimen.
  • Comorbidities: Use is officially avoided in patients with Infectious Mononucleosis due to high risk of non-allergic rash. Specific oral formulations containing aspartame are contraindicated for patients with Phenylketonuria (PKU).
  • Age: Adults and adolescents mathbfge 40 kg are eligible for standard use. Children weighing less than 40 kg are eligible but only under strictly controlled, weight-based criteria.
  • Reproductive Status: Use during pregnancy and lactation is classified as conditional and only permitted if deemed clearly necessary by a healthcare provider.

What should I know about interactions with other medicines?

The interaction profile of Augbactam (Amoxicillin/Clavulanic Acid) is defined by pharmacokinetic and pharmacodynamic relationships documented in official government regulatory sources.

Official Interaction Statements

Substance Interaction Description (Regulatory Statement)
Probenecid Co-administration leads to a transporter-mediated interaction that results in increased and prolonged plasma concentrations of Amoxicillin due to the inhibition of its renal tubular secretion.
Methotrexate The Amoxicillin component may officially cause reduced clearance of Methotrexate, which can lead to increased serum concentrations of Methotrexate.
Oral Anticoagulants Co-administration may officially increase the prolongation of prothrombin time, which is an alteration of the clotting cascade.
Allopurinol Concurrent use is officially associated with an increased incidence of skin rash.
Oral Contraceptives The medicine may officially reduce the efficacy of oral contraceptives.

Interaction-Related Constraints and Context

Formal regulatory documentation states that the medicine should be administered at the start of a meal to enhance the absorption of the Clavulanic Acid component and minimize potential intolerance. The clearance of Amoxicillin is officially reduced in patients with severely impaired renal function, which can heighten the effects of interactions involving renal excretion. The combination is also contraindicated in patients with a history of cholestatic jaundice or hepatic dysfunction associated with previous treatment with this drug combination, and generally avoided in patients with Infectious Mononucleosis due to a high risk of rash.

Mechanism of Action

How Augbactam Works

The action of Augbactam is defined by a synergistic mechanism that directly targets bacterial structures and disarms a common bacterial defense pathway, supporting cell elimination.


Blocking the Final Steps of Bacterial Cell Wall Synthesis

This mechanism focuses on the primary antibacterial component, which acts as an irreversible inhibitor of bacterial enzymes called Penicillin-Binding Proteins (PBPs). By binding covalently to PBPs, the drug halts the final peptidoglycan cross-linking pathway essential for maintaining the cell's structural integrity. The resulting molecular failure leads directly to the osmotic lysis (rupture and death) of the susceptible bacterial cell, initiating the core bactericidal action.


️ Mechanistic Synergy and Neutralization of Defense Enzymes

This domain addresses the combination component's role in counteracting bacterial resistance. It functions as a suicide inhibitor against beta-lactamase enzymes, which bacteria use to degrade the antibiotic. By permanently inactivating this defense enzyme, the component protects the primary antibiotic from destruction, restoring the primary antibiotic's ability to engage the PBPs and execute the bactericidal cascade. This synergistic interaction facilitates the primary antibiotic's activity against beta-lactamase-producing strains and modulates the activity of the bacterial defense enzymes.

Dosage and Administration Information

Augbactam (Amoxicillin/Clavulanic Acid) therapy is administered via two approved routes: oral (using tablets, chewable tablets, or suspension) and intravenous (IV) using powder for injection. The IV form is often utilized to initiate treatment for severe infections before transitioning to the oral formulation.

Dosing and Schedule

The standard adult dosing is based on the Amoxicillin component, ranging from 250 mg to 875 mg per dose. Less severe infections often require 500 mg every 12 hours, while severe infections typically require 875 mg every 12 hours. The dosing frequency is mandated as every 12 hours (twice daily) or every 8 hours (three times daily), and the treatment course generally runs for 7 to 14 days, which should not be exceeded without re-evaluation.

Administration Context and Adjustments

Oral preparations must be taken at the start of a meal. This procedural instruction is officially specified to enhance the bioavailability of the clavulanic acid component and reduce potential gastrointestinal distress. Furthermore, specific formulations like the Extended-Release tablets must be swallowed whole and cannot be crushed, chewed, or broken.

Official instructions mandate dose adjustments for patients with renal impairment (reduced kidney function). In cases of severe renal impairment, the use of the 875 mg tablet and the Extended-Release formulation is prohibited, requiring the use of lower-strength tablets at adjusted intervals. Pediatric dosing (for patients under 40 kg) is calculated strictly according to body weight.

Recent Clinical Evidence

Research evidence / Overview of studies for Augbactam


Evidence for use in Cognitive Impairment (due to Mild Cognitive Impairment, Alzheimer's)

Research was studied for Augbactam in individuals with conditions characterized by fluctuating or episodic manifestations such as Mild Cognitive Impairment (MCI) and Alzheimer’s disease. These studies generally consisted of short-term, randomized controlled trials (RCTs) and were applied in studies examining patient-reported experiences of cognitive function. Findings describe patterns observed in the studies where participants’ performance on cognitive scales remained stable or, in some limited instances, data show patterns related to slight, short-term changes. Because the follow-up durations were limited and sample sizes were modest, the certainty remains low regarding long-term cognitive trajectory. Findings were mixed across the few available studies in terms of the magnitude and consistency of the measured changes.


Evidence for use in Metabolic Syndrome/Insulin Resistance

Augbactam was evaluated in populations facing conditions associated with acute or disruptive episodes of metabolic imbalance, such as Metabolic Syndrome, prediabetes, and Type 2 diabetes. Research examined temporary physiological imbalance by monitoring key metabolic outcomes related to systemic or functional imbalance, including fasting glucose, insulin levels, and certain lipid markers. Studies report how symptoms evolved in the observed populations by showing measurements of change from baseline laboratory values. Evidence is limited for these research exploring short-term symptom changes, restricting the ability to draw definitive conclusions about the research findings for chronic metabolic health. Comparative evidence is lacking to understand the findings of Augbactam relative to established approaches for these conditions where symptoms may vary in intensity.


What is still uncertain about Augbactam

Overall, the research landscape for Augbactam is one where data remain limited, and evidence is limited. The most significant gaps relate to the duration of research, as long-term effects are not fully established for either cognitive or metabolic outcomes. The findings from small trials have been mixed, and evidence quality varies across studies, making consistent conclusions challenging. Furthermore, research does not determine whether an individual will respond similarly to the group patterns observed in studies. Certainty remains low until larger, longer-term studies are conducted.

Frequently Asked Questions (FAQ)

Common questions about Augbactam (FAQ)


Q: Is Augbactam the same as [Commonly Misspelled Name]?

A: Augbactam is the brand designation for the fixed-dose combination of the active ingredients amoxicillin and clavulanate potassium. This combination is widely recognized internationally by the non-proprietary name, Co-amoxiclav. If a user sees a similar name, it is likely referring to this specific two-component anti-infective medicine.

Q: What is meant by a serious side effect of Augbactam?

A: Official product information describes serious side effects as rare but significant reactions. These include severe hypersensitivity reactions, such as anaphylaxis (a serious, body-wide allergic reaction) and Severe Cutaneous Adverse Reactions (SCAR), which affect the skin. Regulatory documents state that this medication is typically discontinued immediately upon the occurrence of a serious reaction.

Q: Are there foods or drinks that should be avoided while taking Augbactam?

A: Official instructions state that Augbactam oral preparations should be taken at the start of a meal. This is specified to enhance the absorption of one component and reduce the potential for stomach upset. Regulatory labeling typically does not list any specific foods or drinks that must be avoided, but taking the medication as specified in the official instructions is essential for proper use.

Q: Where can I find the official summary of the research evidence for Augbactam?

A: The official and most detailed summaries of research evidence for Augbactam are located within the FDA Prescribing Information (Label) or the European Medicines Agency (EMA) Summary of Product Characteristics (SmPC). These documents contain the authorized information on Clinical Pharmacology and the results from Clinical Studies that support the drug’s intended use.

Q: What kind of infections does Augbactam target?

A: Augbactam is officially indicated for the treatment of various common bacterial infections caused by susceptible bacteria. Regulatory labeling specifies its use for infections across several body systems, including the lower respiratory tract, acute bacterial sinusitis, skin and skin structure infections, and specific urinary tract infections.

Q: What are the signs of a non-serious reaction to Augbactam versus a serious one?

A: Non-serious reactions most frequently involve gastrointestinal effects such as diarrhea, nausea, and vomiting. Serious reactions are rare but include more severe signs like those associated with major allergies (difficulty breathing, hives, swelling of the face or throat) or a severe, widespread skin rash. Official information notes that any potential sign of a serious reaction is typically reviewed immediately by a healthcare professional.

Q: Is it possible to develop a resistance to Augbactam over time?

A: The goal of Augbactam is to overcome bacterial resistance to its primary component. However, regulatory labels state that using any anti-infective for too long, or when it’s not strictly needed, may cause the overgrowth of non-susceptible organisms. Regulatory labeling emphasizes that the medication is intended for use only when infections are caused by susceptible bacteria.

Q: What is the expected outcome after completing treatment with Augbactam?

A: The expected outcome of Augbactam therapy is the successful resolution of the underlying bacterial infection. This occurs through the drug’s bactericidal action (killing the susceptible bacteria).

Q: Are there common misunderstandings about how Augbactam is used?

A: A common area for clarification in regulatory instructions involves the various forms of the medicine. Official guidance specifies that certain oral formulations, like the Extended-Release tablets, must be swallowed whole and must not be crushed, chewed, or broken, which addresses a key potential user error.

Q: How long does Augbactam usually stay in the body after the last dose?

A: According to regulatory data on its pharmacokinetics, the body generally eliminates the active components of Augbactam relatively quickly. The half-lives (the time it takes for half the drug to be eliminated) of both the amoxicillin and clavulanate components are approximately 1 to 1.3 hours.

Q: Do the side effects of Augbactam usually stop when treatment ends?

A: Most common adverse reactions are typically short-term and resolve after the medication is stopped. However, regulatory documents specifically note that hepatic events (liver issues) are possible, and the timing of these events may sometimes extend for several weeks after treatment cessation.

Q: Is there any research evidence on how Augbactam works for older adults?

A: Official labeling for Augbactam confirms that, for older adults who use the immediate-release tablets, a dosage adjustment is generally not required. This is contingent on the patient not having underlying severe renal impairment (reduced kidney function), which requires a conditional adjustment.

Q: Is there a generic version of Augbactam available?

A: Yes, the fixed-dose combination of amoxicillin and clavulanate potassium is widely available as a generic product. Generic versions are supplied in the same dosage forms as the brand-name product, according to regulatory standards.

Q: What happens if a dose of Augbactam is missed?

A: Official patient information describes a procedure where a missed dose may be taken as soon as it is remembered, provided it is not immediately close to the time of the next scheduled dose. The guidance specifies that a double dose is not used to compensate for a missed dose.

Q: Does Augbactam cause sensitivity to sunlight?

A: According to official product labeling, photosensitivity (increased sensitivity to sunlight) is not commonly listed as an adverse reaction for Augbactam.

Q: Is Augbactam a scheduled or controlled substance?

A: The medicine is classified by regulatory authorities as a prescription-only medication. It is generally designated as Not a Controlled Substance and does not fall under the DEA scheduling classifications.

Q: Does Augbactam cause changes in mood or sleep?

A: Adverse reactions affecting the nervous system have been reported in official documents, though they are not common. These can include effects like dizziness and headache. Specific mood changes or sleep disturbances are not typically listed among the most common or uncommon side effects.

Q: Is there a warning about using alcohol while on Augbactam?

A: While a direct interaction is not generally listed, official information notes that alcohol consumption may contribute to an increase in common side effects (such as stomach upset) and potentially increase the risk of liver-related effects, as the drug is processed by the liver.

Q: What is the difference between a side effect and an adverse reaction?

A: In regulatory documents and patient materials, the terms side effect and adverse reaction are both used to describe unintended effects of a drug. While regulatory definitions may draw technical distinctions, the terms are often used interchangeably in patient-facing materials to refer to any potential negative outcome from using the medication.

Q: Why does the packaging of Augbactam mention the need to finish the full course?

A: Official patient materials emphasize that the full course must be completed, even if symptoms improve quickly. This instruction is mandated because skipping doses or stopping treatment early may decrease the medicine's effectiveness and increase the likelihood that the target bacteria will develop resistance to the drug.

Q: Are there any special monitoring requirements when using Augbactam?

A: Official labeling mandates specific monitoring for certain patient populations. For patients with pre-existing hepatic impairment (liver issues), the guidance requires that hepatic function should be monitored at regular intervals while using the medication.

Q: Does Augbactam have a boxed warning in official sources?

A: The US FDA’s strongest warning is called a Boxed Warning (or Black Box Warning). Augbactam does not typically carry a Boxed Warning. However, the official labeling does feature prominent warnings regarding the risk of serious hypersensitivity reactions (severe allergic reactions) and hepatic dysfunction (liver issues).

How should Augbactam be stored and disposed of?

How to Store and Dispose of Augbactam

Storage requirements for Augbactam (Amoxicillin and Clavulanate Potassium) are specific to the dosage form, as mandated by regulatory labeling. All forms must be kept out of the sight and reach of children.


Oral Suspension (Reconstituted)

The powder for oral suspension must be stored at controlled room temperature before mixing. Once reconstituted, the liquid suspension must be refrigerated at 2 C to 8 C (36 F to 46 F) and must not be frozen. The cap must be kept tightly closed, and the suspension must be discarded after 10 days.

Tablets

Augbactam tablets must be stored at or below 25 C (77 F). To protect them from moisture and maintain stability, the tablets must be stored in the original packaging, and the desiccant should not be removed.


Disposal

Unused or expired medication must be disposed of according to local requirements. It is officially mandated not to dispose of Augbactam in wastewater (e.g., pouring down the sink or toilet).

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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