E moxclav

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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 E moxclav

Quick Facts

Property Description
Active Ingredients Amoxicillin, Clavulanic Acid (Potassium Clavulanate)
Form Tablets, Oral Suspension, Powder for Injection
Pharmacological Class beta-Lactam Antibiotic / beta-Lactamase Inhibitor
General Purpose Treating bacterial infections
Origin Synthetic/Derived (Semi-synthetic penicillin)

Defining the Combination Antibacterial

Emoxclav is a fixed-dose combination antibacterial medicine, scientifically known by the international non-proprietary name (INN) Co-amoxiclav. This drug belongs to the large family of beta-Lactam antibiotics, specifically combining the aminopenicillin derivative Amoxicillin with the resistance-counteracting agent Clavulanic Acid. This compound is a synthetic/derived substance, building upon the original penicillin structure.

Composition and Therapeutic Distinction

The medicine's efficacy lies in its two-part composition. Amoxicillin works by killing susceptible bacteria through its bactericidal action against the bacterial cell wall. Its partner, Clavulanic Acid, is classified as a beta-Lactamase inhibitor that prevents certain bacteria from destroying Amoxicillin. This protective mechanism ensures the medicine remains active, extending its use to treat infections where bacterial resistance is a factor. The combination is widely supported by pharmacological studies for its increased utility over Amoxicillin alone.

Available Forms and General Purpose

Emoxclav is manufactured in multiple dosage forms, including tablets, oral suspension for liquid dosing, and a sterile powder for injection for intravenous use. This versatility allows the drug to be administered through various routes depending on the patient group and infection severity. The general purpose of this combination is to help the body effectively overcome bacterial infections by providing a mechanism that is active against a wider range of microorganisms.

Regulatory References

  1. MedlinePlus Drug Information - Amoxicillin and Clavulanic Acid

What side effects are possible with E moxclav?

Possible Side Effects and Safety Information: E moxclav

E moxclav, a combination of amoxicillin and clavulanate potassium, is generally well-tolerated but can cause side effects. These are typically mild and transient, but serious reactions are possible.


Common Side Effects

The most frequently reported side effects, occurring in up to 1 in 10 patients, primarily involve the gastrointestinal system and skin:

  • Diarrhea (most common, may be reduced by taking the medication with food)
  • Nausea and vomiting
  • Skin rash and itching
  • Vaginal yeast infection (candidiasis) or mucocutaneous candidiasis

If these common effects persist or worsen, consult a healthcare provider.


Serious Side Effects (Seek Immediate Medical Attention)

Although rare, some side effects are severe and require immediate medical intervention. These include:

  • Severe allergic reactions (Anaphylaxis): Symptoms like hives, swelling of the face, throat, or tongue, and difficulty breathing. This is a medical emergency.
  • Severe skin reactions: Including Stevens-Johnson syndrome, characterized by a rash, blistering, and peeling skin.
  • Liver problems: Symptoms such as yellowing of the skin or eyes (jaundice), dark urine, pale stools, unexplained fatigue, and persistent upper stomach pain. Liver dysfunction can occur during or even several weeks after treatment.
  • Severe or bloody diarrhea/Colitis: Persistent, watery, or bloody diarrhea, with or without fever and stomach cramps, can be a sign of Clostridioides difficile-associated diarrhea (CDAD) and may occur up to two months after stopping the antibiotic.

Contraindications and Warnings

E moxclav is contraindicated in patients with:

  • A known allergy to penicillin or other beta-lactam antibiotics (e.g., cephalosporins) due to the risk of severe cross-hypersensitivity.
  • A history of liver problems or jaundice associated with previous use of amoxicillin/clavulanate.

Use with caution if you have:

  • Kidney disease: Dose adjustment may be necessary.
  • Liver disease or mononucleosis (mononucleosis significantly increases the risk of rash).

E moxclav may reduce the effectiveness of oral contraceptives; a non-hormonal barrier method of contraception may be advised. It may also increase the risk of bleeding in patients taking warfarin or other anticoagulants, requiring close monitoring. Always inform your doctor of all existing medical conditions and all other medicines you are taking.

Overdose and Emergency Response

An overdose of the combination Amoxicillin and Clavulanic Acid (E moxclav) is frequently reported as asymptomatic or presents primarily with gastrointestinal effects, including vomiting, diarrhea, and stomach pain. Other documented clinical manifestations in regulatory labeling include drowsiness, hyperactivity, or a skin rash. Signs of severe overexposure include oliguria (decreased urination).

The official documentation identifies two critical, severe outcomes following overexposure: the risk of convulsions (seizures) and the potential for Amoxicillin crystalluria, which in certain cases can progress to acute renal failure. Patients with impaired renal function are specifically noted to have an elevated risk for convulsions in an overdose setting.

Regulatory guidance mandates that treatment is symptomatic and supportive, focusing on maintaining adequate fluid intake and managing water and electrolyte balance. Haemodialysis is documented as a procedure that can remove the active components from the bloodstream in severe cases.

Immediate medical assistance must be sought for any suspected overexposure. The regulatory instruction is to call emergency services immediately if the person has collapsed, is experiencing trouble breathing, or exhibits seizures or signs of being unawakened. These severe, life-threatening symptoms constitute the condition under which urgent medical help is required.

Therapeutic Uses of E moxclav

What Emoxclav Treats: Main Uses and Benefits

Emoxclav is commonly used for managing bacterial infections in situations involving certain distressing symptoms and where supportive relief is needed to contribute to improved comfort during periods of heightened symptoms. The medication is applied across therapeutic domains for infections of the airways (like pneumonia and acute sinusitis), the urinary tract (including pyelonephritis), and the skin and soft tissues (such as cellulitis or abscesses).

Therapeutic Focus

The medicine is relevant in clinical settings marked by conditions where symptoms may intensify temporarily, such as fever, localized pain, swelling, and persistent cough. It helps address these symptom clusters and, in these complex situations, is also commonly used in scenarios where the infection may be caused by certain resistant strains.

“The primary benefit is the support it provides to help ease the overall symptom burden, particularly when symptoms interfere with daily functioning.”

This approach contributes to addressing the underlying infection and supports patients during episodes of heightened discomfort, supporting general well-being during symptomatic phases.


Quick Fact: Symptomatic Focus

Property Description
Symptom Focus Fever, swelling, pain, purulent discharge
Therapeutic Context Conditions involving inflammatory or irritative processes
Patient Benefit Contributes to easing the overall symptom load
Use Scenario Infections with suspected resistance

Eligibility and Restrictions for Use

Who can and cannot use E moxclav?

Eligibility for E moxclav (Amoxicillin/Clavulanate) is strictly defined by regulatory documents based on patient history, organ function, and age. The medicine is contraindicated (must not be used) in several populations.

Absolute Contraindications

  • Hypersensitivity: Patients with a history of a serious allergic reaction (e.g., anaphylaxis) to E moxclav, penicillins, or other beta-lactam antibacterial drugs.
  • Prior Liver Injury: Individuals with a history of cholestatic jaundice or hepatic dysfunction specifically associated with previous Amoxicillin/Clavulanate use.

Restricted or Conditional Use

Certain groups require caution or specific limitations:

  • Severe Renal Impairment: Patients with creatinine clearance less than 30 mL/min are contraindicated for specific high-strength forms; other formulations require dose adjustments.
  • Infectious Mononucleosis: Use is generally not recommended due to the high risk of a generalized rash.
  • Pregnancy/Lactation: Classified as FDA Category B. Use during pregnancy should be conditional on established need. Caution is advised during lactation.

Age-Related Eligibility

The medicine is approved for use in adults and pediatric patients aged 12 weeks and older. However, certain high-dose tablets are not recommended for children under 40 kg. The safety and efficacy of extended-release tablets have not been established in children under 16 years.

What should I know about interactions with other medicines?

E moxclav Interactions with other medicines and products

The interaction profile of E moxclav is defined by its effects on the clearance of other drugs and the potential for increased risks when combined with certain agents. All documented interactions are based on regulatory labeling from official governmental sources.

Interacting Substance/Category Officially Documented Interaction Outcome
Probenecid Co-administration is not recommended; Probenecid inhibits the renal tubular secretion of the Amoxicillin component, resulting in increased and prolonged plasma concentrations of Amoxicillin.
Oral Anticoagulants (e.g., Warfarin) Concomitant use may increase the prolongation of prothrombin time (INR).
Allopurinol Co-administration increases the incidence of skin rash associated with Amoxicillin.
Methotrexate Use of the medicine may increase the concentration of Methotrexate, raising the potential for toxicity.
Combined Oral Contraceptives The medicine may reduce the efficacy of combined oral contraceptives by potentially altering the gut flora involved in hormone reabsorption.

Food and Population-Specific Notes:

Absorption of the Clavulanate Potassium component is enhanced when administered at the start of a meal. Additionally, the medicine should be avoided in patients with Mononucleosis (Glandular Fever) due to a significantly increased risk of developing a skin rash, which is an explicit population-specific restriction in the prescribing information.

Mechanism of Action

How E moxclav Works: Mechanism of Action

E moxclav, also known as Co-Amoxiclav, operates via a coordinated dual mechanism that involves interaction with bacterial structural components and defense enzymes.

The primary component, Amoxicillin, targets bacterial Penicillin-Binding Proteins (PBPs). These enzymes are crucial for synthesizing the peptidoglycan layer, the essential rigid scaffolding of the bacterial cell wall. Amoxicillin irreversibly inhibits these PBPs by forming a covalent bond, thereby arresting the final cross-linking steps of the cell wall's construction. This mechanism causes the bacterial cell to become structurally unstable, leading to acute osmotic lysis (rupture) and microbial death; this cellular event is defined as bactericidal action.

The secondary component, Clavulanic Acid, is a suicide inhibitor that interacts with bacterial beta-Lactamase enzymes. Many resistant bacteria produce beta-Lactamase to destroy Amoxicillin before it can reach its target. Clavulanic Acid binds permanently to the active site of these enzymes, chemically neutralizing the bacterial defense. This pharmacodynamic rescue mechanism causes Amoxicillin to remain intact and active, allowing it to execute its cell wall disruption mechanism against strains where it would otherwise be functionally inert.

Dosage and Administration Information

E moxclav (Co-amoxiclav) must be used strictly according to the official administration instructions to ensure proper drug levels are maintained. The course of therapy should generally not exceed 14 days without official medical review.

Official Administration Guidelines

Property Official Instructions (Label-Based)
Route of Administration The medicine is administered Orally (tablets, suspension) or Intravenously (IV) (injection/infusion). Intramuscular use is not suitable.
Timing in Relation to Meals Oral forms must be taken at the start of a meal. This is specified to minimize potential gastrointestinal intolerance and optimize drug absorption.
Standard Adult Dosing The typical frequency is every 12 hours or every 8 hours, depending on the strength and severity of the condition.

Special Procedural Requirements

  • Pediatric Use: Dosing for children under 40 kg is calculated based on body weight (mg/kg/day) and divided into two or three daily doses. The 125 mg/5 mL suspension is recommended for neonates.
  • Renal Impairment: Dose adjustments are mandatory if kidney function is impaired (CrCl < 30 mL/ min). The 875 mg tablet and extended-release forms are not permitted in these cases.
  • Missed Dose: If a dose is missed, take it as soon as remembered, unless it is almost time for the next scheduled dose. Do not take two doses at the same time to compensate for the missed one.
  • Administration Steps: Extended-release tablets must be swallowed whole, not crushed. The IV form must be administered slowly, either by injection (over 3–4 minutes) or infusion (over 30–40 minutes).

Recent Clinical Evidence

E moxclav: Recent Clinical Evidence

Overview of Clinical Research

E moxclav (amoxicillin and clavulanate potassium) is a combination antibiotic studied for treating bacterial infections, including those in the ear, sinus, lungs, skin, and urinary tract, particularly where beta-lactamase-producing bacteria are suspected. Clavulanate is included to inhibit the bacterial enzyme beta-lactamase, which protects the amoxicillin component from being broken down and deactivated.

Clinical trials, including randomized controlled trials (RCTs), have evaluated the combination's performance in multiple settings. Research indicates that the combination is generally well-tolerated in the general population, with adverse effects primarily involving the gastrointestinal system.


Key Areas of Study

Infection Type Efficacy Findings Safety Observations
Acute Otitis Media (AOM) Studies support the use of amoxicillin-clavulanate as a treatment option for children, especially in cases where beta-lactamase-producing organisms are common. Generally mild side effects; some trials focus on optimized dosing to minimize clavulanate exposure and potential side effects.
Diabetic Foot Infection (DFI) Research has explored higher dosing frequencies for intravenous amoxicillin-clavulanate to improve coverage against certain Gram-negative bacteria. Studies monitor for potential increases in hepatotoxicity or gastrointestinal adverse events with higher dosing frequency.
Acute Exacerbations of Chronic Bronchitis (AECB) Trials compared shorter-course (5-day) versus standard-course (7-day) treatments, with results suggesting comparable clinical success rates in specific formulations. Both short and standard courses were generally well tolerated, with similar incidences of adverse events reported in comparative studies.

Safety Considerations

Hepatotoxicity: Amoxicillin-clavulanate is a frequently reported cause of drug-induced liver injury (DILI) in both the US and Europe. The onset can be delayed, sometimes occurring after the treatment course is finished. The injury pattern is typically cholestatic (affecting bile flow), though hepatocellular patterns (affecting liver cells) may be seen, especially in younger patients. This risk is noted to be higher in older men and following multiple courses of treatment. Regular monitoring of liver function may be advised by a healthcare provider.

Key Studies & References

  1. NICE Guideline: Otitis media (acute): antimicrobial prescribing

Frequently Asked Questions (FAQ)

Common questions about E moxclav (FAQ)


Q: Does E moxclav treat viral infections like the common cold or flu?

A: E moxclav is classified as an antibacterial drug, and its official use is strictly for the treatment of bacterial infections. According to regulatory documents, the medicine is not effective against viral infections such as the common cold or the flu.

Q: Why is it important to take E moxclav exactly as prescribed and finish the whole course?

A: Official administration instructions emphasize taking all of the prescribed medicine to support the complete elimination of bacteria and help prevent the development of drug-resistant bacteria. Finishing the full course supports a reduced chance of the infection recurring.

Q: What is the risk of a severe allergic reaction (like anaphylaxis) to E moxclav?

A: Severe allergic reactions, including anaphylaxis, are noted in official product information as rare but serious potential side effects. The medication's official labeling states it is contraindicated (not permitted) if there is a history of penicillin allergy, as this greatly increases the risk of a severe reaction.

Q: Is E moxclav appropriate for use by elderly patients?

A: The typical adult dosing is generally used for elderly patients. However, dose adjustment may be required if there is a noted decrease in kidney function, which can be common in older age. This requirement is based on the drug's regulatory profile.

Q: Are there different tablet strengths of E moxclav that are not interchangeable?

A: Yes, regulatory documents indicate that the immediate-release tablets and the extended-release tablets are not interchangeable due to their different formulations and absorption properties. Additionally, specific high-dose forms are restricted for use in patients with severe kidney impairment.

Q: How does E moxclav affect the balance of bacteria in the body?

A: As an antibacterial medicine, E moxclav can alter the natural balance of bacteria that exists in the body, such as the gut flora. This alteration may be associated with the development of common side effects like diarrhea or the overgrowth of yeasts, which can cause a yeast infection.

Q: What infections are commonly treated with E moxclav in children?

A: Official labeling and clinical studies support the use of E moxclav in children for common infections. This includes infections of the respiratory tract, such as Acute Bacterial Otitis Media (an ear infection), as well as certain skin and urinary tract infections.

Q: What is the purpose of E moxclav extended-release tablets?

A: The extended-release formulation is designed to be absorbed over a longer period compared to standard tablets. The resulting typical use is less frequent, and this formulation is specifically indicated for treating certain lower respiratory tract and sinus infections.

Q: Does E moxclav cause a feeling of tiredness or fatigue?

A: Official reports of undesirable effects include general weakness, known as asthenia, or fatigue as possible side effects. A feeling of unusual tiredness or weakness may also be a symptom associated with more serious adverse effects, such as liver problems.

Q: What are the typical bacterial strains or types of infections E moxclav is designed to target?

A: E moxclav is indicated for infections caused by susceptible bacteria, particularly those that produce the beta-lactamase enzyme. This includes strains of Haemophilus influenzae, Moraxella catarrhalis, and Staphylococcus aureus, among others.

Q: What kind of studies have examined the use of E moxclav in children?

A: Official regulatory documents and clinical information cite numerous studies focused on pediatric patients. These studies have provided evidence on the dosing and efficacy of E moxclav in treating infections like Acute Otitis Media (AOM) in children.

Q: How long does it usually take for E moxclav to start working on an infection?

A: Pharmacokinetic data indicates the medicine is rapidly absorbed following oral administration. The average time for the drug to reach its peak concentration in the blood is approximately one hour after dosing.

Q: Is E moxclav considered a broad-spectrum antibiotic?

A: Yes, E moxclav (amoxicillin/clavulanate) is generally described as a broad-spectrum penicillin-class antibiotic. The addition of clavulanic acid helps to extend its activity against a wider range of bacteria, including those that have developed resistance to amoxicillin alone.

Q: Can E moxclav cause mood changes, anxiety, or feelings of confusion?

A: Nervous system effects are included in the list of reported side effects. These have included symptoms such as dizziness, hyperactivity, and anxiety, and in rare cases, confusion or convulsions (seizures).

Q: Is there a known interaction between E moxclav and alcohol consumption?

A: Official regulatory documents and the drug's labeling do not list a specific formal drug interaction between E moxclav and alcohol.

Q: Is it possible for E moxclav to cause tooth discoloration, especially in children?

A: In post-marketing reports, a superficial brown, yellow, or gray discoloration of the teeth has been observed, most commonly in children. This effect is noted to be reversible.

Q: Is it true that E moxclav can affect urine glucose tests for people with diabetes?

A: Official labeling notes that E moxclav may cause false positive results when testing for glucose in the urine using certain copper reduction methods (such as Benedict's or Fehling's solution). This is a known drug/laboratory test interaction.

Q: What is the known information about E moxclav causing a headache?

A: According to the official product information and regulatory documents, headache is listed as a common side effect of the medicine.

Q: Can E moxclav cause unusual side effects like tingling, numbness, or dizziness?

A: Yes, nervous system effects such as dizziness are reported. Additionally, reports of paresthesia—a sensation of tingling, numbness, or 'pins and needles'—are included among the known side effects.

Q: Can E moxclav be used to treat infections caused by a cat or animal bite?

A: While the drug is indicated for skin and soft tissue infections generally, professional clinical guidelines recognized by some regulatory agencies consider E moxclav a recognized as a treatment option for infections resulting from animal bites, due to its coverage of relevant pathogens.

Q: Can E moxclav be associated with a change in taste or dry mouth?

A: Reports of adverse effects listed in regulatory documents include taste perversion (an altered sense of taste) and a feeling of dry mouth.

Q: Is E moxclav used to prevent infection, or only to treat active infection?

A: The medicine's official therapeutic indications are for the treatment of established bacterial infections caused by susceptible organisms. Regulatory documents do not list a general prophylactic (preventative) indication for everyday use.

Q: Are there any special considerations for people with phenylketonuria (PKU) taking E moxclav?

A: The liquid oral suspension and some chewable forms of this medicine contain phenylalanine (a component of aspartame). This is an important consideration for patients with the metabolic disorder Phenylketonuria (PKU).

Q: Can E moxclav cause symptoms that feel similar to having the flu?

A: General constitutional symptoms such as a fever or a general feeling of being unwell (malaise) can be associated with various adverse effects of the drug. These may occur as part of a severe allergic or hypersensitivity reaction.

Q: Does E moxclav have documented interactions with any common herbal supplements?

A: Official regulatory documents often note that formal drug interaction studies with herbal supplements are limited, generally indicating not enough established information to confirm safety.

Q: Can E moxclav interact with other antibiotics if taken at the same time?

A: Official regulatory documents indicate that co-administration with certain bacteriostatic antibiotics (such as tetracyclines or macrolides) is a potential interaction, as it may interfere with the drug's mechanism of action.

Q: What does official data say about using E moxclav for a dental abscess or tooth infection?

A: While the primary indications are broad (e.g., skin and soft tissue infections), professional treatment guidelines often recognize the drug as a frequently selected option for treating odontogenic infections (dental abscesses) due to its activity against the bacteria frequently involved.

Q: What is the potential for E moxclav to interact with a common pain reliever?

A: Official regulatory interaction checks generally indicate that there is no documented drug-to-drug interaction between E moxclav and acetaminophen (paracetamol).

How should E moxclav be stored and disposed of?

How to Store and Dispose of E moxclav?

The official storage and disposal requirements for E moxclav (Co-amoxiclav) are strictly defined by its pharmaceutical form, ensuring stability and safety.

Official Storage Requirements

Dosage Form Required Storage Condition Stability Limit
Tablets / Dry Powder Store not above 25 C or 30 C. Until Expiry Date
Reconstituted Suspension Must be refrigerated (mathbf2 C to 8 C). Discard after 10 days

Solid forms must be kept in the original package to mathbfprotect from light and moisture. The liquid suspension must not be frozen. All forms must be stored out of the sight and reach of children.

Official Disposal Rules

Any unused or expired product must be disposed of in accordance with local requirements; it must not be thrown away via wastewater or standard household waste.

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

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