Amoclane

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Amoclane

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

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 Amoclane

Property Description
Active Ingredients Amoxicillin, Clavulanic Acid
Pharmacological Class beta-Lactam Antibiotic (with beta-Lactamase Inhibitor)
Common Forms Tablet, Powder for Oral Suspension, Powder for Injection
Classification Fixed-Dose Combination (FDC)
Origin Semi-synthetic

Amoclane is a beta-lactam antibiotic medicine presented as a fixed-dose combination (FDC) product used to counter a variety of bacterial infections. It is officially classified within the group of Antibacterials for systemic use and carries the ATC code J01CR02 for the combination of amoxicillin and a beta-lactamase inhibitor. This medicine is consistently categorized globally as a prescription-only medicine (Rx).


What Type of Medicine is Amoclane?

Amoclane is defined as a semi-synthetic antibiotic derived from the penicillin derivative family. Its medicinal identity is internationally established as Co-amoxiclav, signifying the pairing of two distinct active ingredients. The efficacy of this combined approach is clinically recognized for successfully overcoming microbial resistance mechanisms. The drug's key differentiation is its enhanced broad-spectrum activity compared to amoxicillin used alone, making it a reliable option for fighting complicated bacterial presentations.


Composition and Available Forms

The medicine is composed of two active ingredients: Amoxicillin and Clavulanic Acid, which work synergistically. Amoxicillin is the primary, semi-synthetic component that provides the direct bactericidal action by destroying the bacterial cell wall. Clavulanic Acid is the co-administered beta-lactamase inhibitor; its essential role is to neutralize bacterial defense enzymes, preventing the premature deactivation of the Amoxicillin component. The beta-lactam/inhibitor combination is indicated for bacterial defense circumvention.

Amoclane is supplied in multiple dosage forms to facilitate its use for both adults and pediatric patients. The principal forms include the film-coated tablet and the powder for oral suspension for oral administration, as well as the powder for injection for reconstitution and subsequent intravenous (IV) administration. The general therapeutic purpose is to restore and extend the potency of Amoxicillin, enabling it to act as a robust anti-infective agent.

Regulatory References

  1. EMA Referral - Augmentin (Co-amoxiclav)

What side effects are possible with Amoclane?

Possible Side Effects and Safety Information

The safety profile of Amoclane (amoxicillin and clavulanate) is officially classified by the frequency and the specific body system affected. All adverse reactions listed here are based strictly on regulatory documentation.

Frequency-Classified Adverse Reactions

The most commonly reported side effects include diarrhea (Very Common), and nausea, vomiting, and mucocutaneous candidiasis (Common). Uncommon reactions include headache, dizziness, indigestion, and various skin reactions such as rash, pruritus (itching), and urticaria (hives).

Serious and Clinically Significant Adverse Reactions

Regulatory documents emphasize the potential for Serious Adverse Reactions, which require immediate attention. These include severe, potentially life-threatening allergic reactions such as anaphylaxis, angioedema, and serum sickness-like syndrome. The medicine is also associated with severe cutaneous adverse reactions (SCARs) like Stevens-Johnson syndrome, Toxic Epidermal Necrolysis (TEN), and Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS). Liver damage, presenting as hepatitis or cholestatic jaundice, and Clostridium difficile-associated colitis are also documented as rare or very rare but serious risks.

Safety Restrictions and Population-Specific Considerations

Amoclane is contraindicated in patients with a history of amoxicillin/clavulanic acid-associated jaundice or hepatic dysfunction. Use is also restricted in patients with a history of severe immediate hypersensitivity reactions to any penicillin or other beta-lactam agent. Specific caution is required for patients with renal impairment, where dosage adjustment is necessary. The risk of cholestatic jaundice may be elevated in the elderly, males, and with extended treatment duration, and its onset may be delayed after therapy cessation.

Overdose and Emergency Response

Official Overdose Manifestations

Regulatory documents describe specific clinical manifestations following an Amoclane overdose. These often begin with severe gastrointestinal disturbances, including vomiting, nausea, and diarrhoea, which may subsequently lead to a disturbance of fluid and electrolyte balances.

The most serious documented complication is the potential for Amoxicillin crystalluria (crystal formation in the urine). This condition carries a risk of progression to renal failure (acute kidney injury), a severe outcome noted in official labeling. Furthermore, convulsions (fits) have been observed, particularly in individuals with impaired renal function.

Immediate Emergency Action Required (Regulatory Guidance)
Seek emergency medical attention or call a Poison Help line immediately if an overdose is suspected.
Urgent help is required if symptoms include seizures, collapse, or trouble breathing.

Supportive Management

The official profile states that no specific antidote is known for Amoclane overdose. Management is therefore symptomatic and supportive, focusing on maintaining adequate urinary output and fluid intake to minimize crystalluria risk. Haemodialysis is documented as a procedure that can effectively remove the active ingredients from the systemic circulation.

Therapeutic Uses of Amoclane

What Amoclane treats: main uses and benefits

The primary application of Amoclane (Co-amoxiclav) is in areas where infections are likely to involve challenging symptomatic manifestations. Its use is relevant across several key therapeutic domains.

Amoclane is relevant for managing conditions presenting with acute or disruptive episodes, such as lower respiratory tract infections (including community-acquired pneumonia), acute otitis media, sinusitis, skin and soft tissue infections, and certain urinary tract infections.


Therapeutic Support and Symptom Management

The medicine is commonly used to help with symptoms related to systemic imbalance (like fever and malaise) and localized discomfort (such as ear pain or swelling). For instance, in deep-seated infections, its application contributes to easing the overall symptom load and functional strain. In acute episodes like sinusitis, it is helpful in managing symptoms that interfere with daily comfort. This supportive approach is relevant because the medicine is commonly used to help with symptoms associated with acute or episodic changes, applied in scenarios where additional management of discomfort is required.


Quick Fact: Relief for Inflammatory Symptoms Amoclane is often applied in scenarios where symptoms related to inflammatory or irritative states (e.g., pain, redness, painful urination) create functional stability concerns, supporting patients during episodes of heightened discomfort.

Eligibility and Restrictions for Use

Who Can and Cannot Use Amoclane? — Official Regulatory Information

The eligibility for using Amoclane (Co-amoxiclav) is strictly defined by patient history, organ function, and specific physiological states, as documented in government regulatory sources.

Absolute Contraindications

Amoclane is contraindicated and must not be used by individuals with a history of serious hypersensitivity reactions (e.g., anaphylaxis) to amoxicillin, clavulanate, or any other beta-lactam antibacterial drugs (penicillins or cephalosporins). It is also prohibited for patients with a previous history of cholestatic jaundice or hepatic dysfunction specifically linked to prior Amoxicillin/Clavulanate treatment. Specific high-dose or Extended-Release formulations are contraindicated in patients with severe renal impairment (Creatinine Clearance < 30 mL/min) or those on hemodialysis.


Restrictions and Special Considerations

Population Group Regulatory Status
Infectious Mononucleosis Use must be avoided (due to skin rash risk).
Hepatic Impairment Requires administration with caution and regular monitoring of liver function.
Renal Impairment Non-severe impairment requires use with dose adjustment for standard forms.
Infants (under 12 weeks) Use is established but requires modified dosing.

Use during pregnancy is generally avoided unless considered essential by a physician. Both active substances are excreted into breast milk, requiring caution and a risk assessment during lactation.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile for Amoclane (Amoxicillin/Clavulanic Acid) details specific administration constraints and outcomes documented in regulatory sources.

Renal Clearance and Restrictions Co-administration with Probenecid is formally not recommended because this medicine decreases the renal tubular secretion of the Amoxicillin component. This pharmacokinetic interaction results in increased and prolonged blood levels of Amoxicillin.

Exposure Modification of Other Medicines Amoclane is documented to affect the systemic exposure of several other medicines. Co-administration may reduce the pre-dose concentration of Mycophenolic Acid (MPA), the active metabolite of Mycophenolate Mofetil. Additionally, the medicine may reduce the excretion of Methotrexate, which can lead to a potential increase in toxicity; this risk is more significant in patients with reduced renal function.

Pharmacodynamic and Specific Interactions

  • Concomitant use with Allopurinol is officially associated with an increased likelihood of allergic skin reactions.
  • When co-administered with Oral Anticoagulants (e.g., Warfarin), monitoring of prothrombin time or INR is required due to documented reports of prolonged prothrombin time.
  • The regulatory label indicates that Amoclane may reduce the efficacy of oral contraceptives.
  • Administration must occur at the start of a meal to ensure the enhanced absorption of the clavulanate component. Official information reports no documented interaction with the Cytochrome P450 enzyme system.

Mechanism of Action

How Amoclane Works

Modulating Central Inhibitory Neurotransmission

Amoclane acts as a dual-action agent, primarily targeting the GABAergic and Glycinergic inhibitory pathways in the Central Nervous System (CNS). The drug functions as a Positive Allosteric Modulator (PAM) at the GABAA receptor, amplifying the effect of the inhibitory chemical GABA. Concurrently, it acts as an Agonist on the Glycine Receptor (GlyR). This dual interaction leads to a significant influx of negatively charged chloride ions ( Cl^-) across the neuronal membrane, causing widespread hyperpolarization of the postsynaptic neuron. The mechanism acts directly at the synaptic level, increasing the inhibitory tone within CNS circuits.


Dampening Pathological Motor Signaling and Reflexes

The combined molecular action results in a systemic effect within the spinal reflex arcs and descending motor pathways. By enhancing the overall inhibitory tone, Amoclane decreases the inherent excitability of motor neurons and attenuates the rapid signaling sequences within these reflex circuits. This action modulates motor pathways, causing a measurable decrease in the firing frequency of motor neurons, which correlates directly with changes in muscle tone and reflex magnitude.

Dosage and Administration Information

Administration Guidelines

Amoclane is an antibiotic combination with defined instructions for use to ensure correct administration. The medicine is available in various forms, including tablets, chewable tablets, powder for oral suspension, and powder for injection.

Dosing and Route of Administration

Administration Scope Labeled Instruction
Route of Administration Primarily Oral; also available for Intravenous (IV) administration for severe infections or when oral use is not feasible.
Timing in Relation to Meals Oral doses should be taken at the start of a meal to enhance the absorption of the clavulanic acid component and minimize potential gastrointestinal effects.
Standard Adult Dosing Oral regimens range from 250 mg/125 mg to 875 mg/125 mg of Amoxicillin/Clavulanic Acid per dose, typically administered on a Twice Daily or Three Times Daily schedule.

Procedural Requirements

  • Pediatric Dosing: For children weighing less than 40 kg, the dosage is calculated based on the body weight (mg/kg/day) of the patient, using the amoxicillin component as the reference.
  • Duration: The usual treatment length is 7 to 10 days. The total course of therapy must not be extended beyond 14 days without formal review of the patient's condition by a healthcare professional.
  • Preparation: The powder for oral suspension requires reconstitution with water and must be shaken vigorously before each administration to ensure uniform dosing. Chewable tablets must be chewed completely before swallowing.
  • Renal Impairment: Dose and frequency adjustments are mandated for patients with reduced kidney function (CrCl < 30 mL/min), and the highest strength oral dose (875 mg/125 mg) is generally not recommended for this population.

These instructions define a structured, fixed-dose protocol that dictates the exact method, timing, and duration of the medicine's use.

Recent Clinical Evidence

Research Evidence: Overview of Studies for Amoclane

Evidence for Use in Lower Respiratory Tract Infections (LRTI)

Research has widely examined Amoclane as an agent studied for conditions associated with acute or disruptive episodes in the lungs, such as Community-Acquired Pneumonia and bronchitis. These studies primarily include Randomized Controlled Trials (RCTs) that was evaluated in settings comparing the medicine to other standard antibiotics. Researchers monitored primary outcomes related to systemic or functional imbalance, such as clinical response and bacteriological clearance rates in both adult and pediatric patient cohorts, reflecting the specific conditions under which they were conducted.

Evidence for Use in Acute Otitis Media (AOM)

The combination was studied for conditions characterized by fluctuating or episodic manifestations of Acute Otitis Media (AOM), especially in pediatric populations. Large-scale comparative trials that research examined alongside amoxicillin alone were common. The key outcomes describing episodic or acute changes that were evaluated in these studies included the time it took for symptoms to evolve and the frequency of treatment failure. Evidence contributes to understanding symptom patterns in children with AOM, and some trials tracked recurrence patterns over intermediate follow-up periods.

Evidence for Use in Other Acute Infections (Sinusitis and UTIs)

Amoclane was evaluated in studies focusing on episodes where symptoms become more noticeable, such as bacterial rhinosinusitis (sinusitis) and certain Urinary Tract Infections (UTIs). For sinusitis, research examined patient-reported outcomes describing perceived discomfort. For UTIs, studies monitored outcomes of microbiological clearance, focusing on specific resistant bacterial strains. The evidence provides context for how the medicine was observed in patients with these specific conditions involving periods of heightened symptoms.

Evidence in Special Populations

Research explored how Amoclane was studied for conditions where symptoms may vary in intensity across different age groups, including children and older adults, and those stratified by disease severity. Data show patterns related to how these groups reported their experience. However, data for certain groups remain insufficient (e.g., those with comorbidities), and the results apply only to the populations studied within the formal research settings.

Long-Term Studies and What Is Still Uncertain

The majority of clinical trials for Amoclane was observed in research exploring short-term symptom changes, meaning follow-up durations were limited. There is limited information for long-term outcomes regarding the durability of the response, and certainty remains low for outcomes that stretch far beyond the initial treatment phase. While Amoclane was observed in a high volume of studies, evidence quality varies across studies, and data are still emerging regarding the combination's role against novel resistant bacterial strains. Comparative evidence is lacking for certain patient subgroups, and research provides context but not individual predictions.

Frequently Asked Questions (FAQ)

Common questions about Amoclane (FAQ)


Q: How long does it usually take to notice an effect from Amoclane?

Official product information does not specify the exact timeframe for noticing an effect. However, the usual course of therapy for Amoclane is defined as 7 to 10 days. Clinical studies have examined outcomes over the duration of the prescribed treatment period.


Q: Can Amoclane be stopped suddenly, or does it require a change-over period?

Regulatory documents state that it is important to complete the full course of treatment as prescribed. This completion is essential even if symptoms begin to clear up before the end of the course. Early cessation of the prescribed duration is not officially recommended.


Q: What percentage of people usually report feeling sleepy after taking Amoclane?

Dizziness is listed as an uncommon side effect in official safety sources, but explicit sleepiness or somnolence is not typically detailed in the summary information. Furthermore, specific incidence percentages for individual symptoms are generally not provided in the summary patient information.


Q: Does Amoclane cause changes in mood or behavior?

Official regulatory documents state that uncommon or rare adverse reactions have included reports related to the nervous system. These documented effects include agitation, anxiety, confusion, and reversible hyperactivity.


Q: Is Amoclane known to interact with common pain relievers like ibuprofen?

Regulatory documents do not specifically list ibuprofen or other general non-steroidal anti-inflammatory drugs (NSAIDs) as having a formal contraindication or established interaction with Amoclane. Official documents focus only on specific, clinically significant drug interactions.


Q: What happens if I take Amoclane with certain blood pressure medications?

Official documents do not typically specify interactions with general classes of blood pressure medications. Information regarding interaction risks with any specific medicine is detailed within the full product leaflet.


Q: Does drinking coffee or caffeine impact how Amoclane works?

Regulatory sources, such as the official Summary of Product Characteristics, do not document any formal interaction regarding the consumption of caffeine or coffee with Amoclane.


Q: Can I use over-the-counter cold medicines while taking Amoclane?

Official regulatory documents do not provide a blanket statement covering all over-the-counter cold medications. Reviewing the cold medicine's ingredient list is described in official documents as a part of assessing compatibility, as specific ingredients like Probenecid or Methotrexate are referenced for having known interactions.


Q: Is Amoclane safe to use for people over the age of 65?

Official product information notes that the risk of cholestatic jaundice (a type of liver damage) may be elevated in the elderly. Official information notes that the use of this medicine in the elderly may require caution and monitoring.


Q: What is the actual chemical name for the active ingredient in Amoclane?

The medicine's active components are commonly known as Amoxicillin and Clavulanic Acid. Their precise, full chemical names (nomenclature) are typically found in the official product's detailed description section within the regulatory labeling.


Q: Can Amoclane affect the results of any common medical lab tests?

Official information indicates that Amoxicillin, one of the active components, may cause interference with certain laboratory tests. This has included potentially leading to false-positive results for urine glucose tests.


Q: Are there generic versions of Amoclane available?

Generic formulations containing the active ingredients, Amoxicillin and Clavulanate Potassium, are available. The availability of generic alternatives is generally confirmed through government drug registries like the FDA's Orange Book.


Q: Is Amoclane known to be a habit-forming medicine?

Amoclane is officially classified as an antibiotic used to treat bacterial infections. Regulatory documents do not designate it as a controlled substance or a habit-forming medicine.


Q: Does Amoclane contain gluten, dairy, or common allergens?

The inactive ingredients, known as excipients, vary based on the specific dosage form and the manufacturer. The detailed ingredient list, including inactive components, is provided in the official package insert for specific products.


Q: What should I do if I miss taking Amoclane at the usual time?

The general guidance provided in official patient information is to take a missed dose as soon as it is remembered. However, if it is almost time for the next scheduled dose, the missed dose should be skipped to avoid taking too much medication too close together.


Q: Are there any foods or vitamins that are officially warned against taking with Amoclane?

Regulatory documents state that the medicine should be taken at the start of a meal for optimal absorption. There are no specific warnings or contraindications documented in official sources for common foods or vitamins.


Q: How does Amoclane get processed by the body (in simple terms)?

After oral administration, the medicine is absorbed into the body. It is then primarily eliminated through the kidneys. This elimination process is the reason why dose adjustments are required for individuals with reduced kidney function.


Q: Is Amoclane designed to cure the condition, or manage the symptoms?

Amoclane is indicated in official documents for the treatment of specific bacterial infections. The goal of this treatment is described as eliminating the bacteria responsible for the infection, which is associated with the resolution of symptoms.


Q: Is it true that Amoclane can sometimes make you more sensitive to the sun?

Official regulatory documents, such as the Summary of Product Characteristics, do not list photosensitivity or sun sensitivity as a documented adverse reaction associated with Amoclane.


Q: Why is Amoclane not suitable for people with certain heart conditions?

Official regulatory information does not list heart conditions as a standard contraindication or special precaution for the use of Amoclane. The restrictions documented relate to hypersensitivity reactions and liver or kidney issues.


Q: What is the official information regarding the signs of an overdose with Amoclane?

Official reports on overdose indicate that potential signs include gastrointestinal distress and electrolyte imbalance. In rare instances, excessive dosage has been associated with crystalluria (the presence of crystals in the urine) or other kidney-related issues.

How should Amoclane be stored and disposed of?

Dry forms of Amoclane, such as tablets, capsules, and powder for oral suspension before mixing, must be stored at room temperature, typically between 68 F and 77 F (20 C to 25 C). The medication should be kept in its original, tightly closed container and protected from excess heat and moisture.

Once the oral suspension has been reconstituted (mixed), it must be stored in a refrigerator (36 F to 46 F or 2 C to 8 C) to maintain stability. The liquid must not be frozen. Any unused portion of the mixed suspension should be discarded after 14 days.

For disposal of unused or expired Amoclane, the preferred method is a drug take-back program. If this is not available, the medication should be mixed with an undesirable substance, placed in a sealed bag or container, and disposed of in the household trash. It is essential to keep all forms of the medication out of the sight and reach of children.

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

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