Clavomid

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Medically reviewed

Rosario Oropesa

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 Clavomid

Quick Facts

Property Description
Active Ingredients Amoxicillin, Clavulanic acid
Pharmacological Class Penicillin-class Antibiotic / beta-Lactamase Inhibitor
Common Use Bacterial infections
Form Tablet, Suspension, Powder for Injection
Origin Semi-synthetic

What is Clavomid and Its Pharmacological Identity?

Clavomid is a prescription-only medication classified as a semi-synthetic antibiotic belonging to the penicillin family of antimicrobial agents. It is defined as a Fixed-Dose Combination (FDC) drug, combining two distinct active substances: Amoxicillin and Clavulanic acid. The combination is known officially by its International Nonproprietary Name (Co-amoxiclav). The medication is used for targeting and eliminating microbial threats.

Composition, Forms, and General Therapeutic Purpose

The core composition utilizes Amoxicillin, the primary antibacterial agent, and Clavulanic acid, which functions as a protective agent and beta-lactamase inhibitor. This combination addresses a critical challenge in treating infections, which is the ability of some bacteria to produce defensive enzymes. The drug is manufactured in several dosage forms, including oral tablets, oral suspension, and a sterile powder for injection, allowing for both oral and intravenous routes of administration. This medicine has an established role in providing comprehensive treatment for a broad spectrum of bacterial infections.

Regulatory References

  1. National Institutes of Health (NIH)
  2. Model List of Essential Medicines

What side effects are possible with Clavomid?

Possible Side Effects and Safety Information

Clavomid (Amoxicillin/Clavulanic Acid) has a safety profile established by government regulatory bodies, detailing adverse reactions by frequency and organ system.

Frequency-Classified Adverse Reactions

The adverse reactions are categorized based on how often they occur:

  • Common (may affect up to 1 in 10 people): Diarrhea, Nausea, Vomiting, and Mucocutaneous Candidiasis.
  • Uncommon (may affect up to 1 in 100 people): Dizziness, Headache, Indigestion, Skin Rash, Pruritus (itching), Urticaria (hives), and a rise in hepatic enzymes (AST/ALT).
  • Rare to Very Rare: These include severe reactions such as Reversible Leukopenia, Thrombocytopenia, Anaphylaxis (severe allergic reaction), Hepatotoxicity (Hepatitis, Cholestatic Jaundice), and severe widespread skin conditions (e.g., Stevens-Johnson syndrome).

Serious Safety Restrictions

Contraindications (situations where the medicine must not be used) are strictly defined:

  • A documented history of a severe hypersensitivity reaction to any penicillin.
  • A documented history of jaundice or hepatic dysfunction previously associated with the use of Amoxicillin/Clavulanic Acid.

Population-Specific Safety Considerations

Safety precautions require attention to certain populations:

  • Renal Impairment: Dosage adjustment is generally required for patients with severe kidney impairment.
  • Hepatic Impairment: Use requires caution and monitoring, as the medicine is contraindicated in patients with a history of associated liver dysfunction.
  • Mononucleosis: Avoid use in patients with infectious mononucleosis due to a high incidence of non-allergic rash.

Safety Monitoring Context

Hepatotoxicity, while rare, may be delayed, sometimes appearing several weeks after treatment has stopped. Prolonged use may occasionally result in the overgrowth of non-susceptible organisms. The co-administration with oral anticoagulants may require monitoring of coagulation parameters.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory information describes specific symptoms and required actions in the event of an overdose involving this medication (Amoxicillin/Clavulanate).

Overdose Presentations

Symptoms of a documented overdose primarily relate to the urinary system and may include:

  • Cloudy or bloody urine
  • Greatly decreased frequency or amount of urination
  • Diarrhea
  • Sleepiness
  • Stomach pain

In rare cases, convulsions (seizures) have been associated with impaired kidney function or high doses. Patients with severe kidney impairment may be at increased risk of these adverse effects due to slower clearance of the medication.

Emergency Actions and Classification

The required emergency response is procedural and depends on the patient's immediate state. Regulatory guidance does not apply a fixed severity classification but outlines when urgent medical intervention is mandatory.

Category Required Action (Label-Derived Phrasing)
Immediate Emergency If the individual has collapsed, had a seizure, has trouble breathing, or can't be awakened, immediately call emergency services.
General Overdose In case of overdose, call the Poison Control Helpline (e.g., 1-800-222-1222 in the US).

Maintaining adequate fluid intake is advisable to mitigate the possibility of crystalluria (crystal formation) in the urine, particularly following high-dose exposure. The guidance is intended to facilitate immediate, appropriate public response to an overdose situation.

Therapeutic Uses of Clavomid

What Clavomid Treats: Main Uses and Benefits

The core therapeutic purpose of Clavomid (Co-amoxiclav) is the management of susceptible bacterial infections across various body systems, providing essential therapeutic support and symptom relief. This combination is commonly used to treat infections in the ears, lungs, sinus, skin, and urinary tract, among others, and is considered relevant in contexts involving heightened systemic burden.

Uses, Symptoms, and Patient Benefit

Clavomid is generally applied when supportive symptom management is appropriate in conditions characterized by periods of heightened symptoms. This includes managing bacterial infections of the respiratory tract (such as acute sinusitis and pneumonia), skin and soft tissues (like severe cellulitis), the urinary tract, and deep-site infections (including certain dental abscesses).

The medication is relevant for easing symptoms related to physical discomfort, systemic imbalance (like fever), and inflammatory states that interfere with daily functioning.

“The medication may assist with maintaining functional stability and provides supportive relief when symptoms interfere with routine activities during acute symptomatic phases.”


Quick Fact: Support for Symptom Clusters

Clavomid is commonly used to help manage acute symptoms like fever, localized pain, swelling, and tenderness that arise from severe bacterial infections, providing supportive relief when symptoms interfere with routine activities.

Regulatory References

  1. NIH MedlinePlus Drug Information

Eligibility and Restrictions for Use

Clavomid, a combination of amoxicillin (a penicillin-class antibiotic) and clavulanic acid (a beta-lactamase inhibitor), is used to treat a wide range of bacterial infections. It is generally suitable for adults and children, with specific dosing adjusted according to body weight (especially for children under 40 kg) and the formulation used.

Contraindications and Precautions

Clavomid is contraindicated and should not be used in patients with the following conditions:

  • A history of allergic reaction or hypersensitivity to the active substances, to any penicillin, or to other beta-lactam antibiotics (e.g., cephalosporins), especially if the reaction was severe (such as anaphylaxis).
  • A history of liver problems or cholestatic jaundice associated with previous use of amoxicillin/clavulanic acid combination products.
  • Suspected or confirmed infectious mononucleosis (mononucleosis or "mono"), as the use of amoxicillin is associated with a high incidence of a rash in these patients.

Patients with severe kidney impairment (creatinine clearance less than 30 mL/min) or existing liver disease require caution, often involving dosage adjustments and close monitoring by a healthcare professional. Pregnancy and breastfeeding require a physician's careful assessment of benefits versus potential risks.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Clavomid (Amoxicillin/Clavulanic acid) is associated with several officially documented interaction patterns based on regulatory prescribing information.


Documented Interaction Patterns

Category (Regulatory-Aligned) Interacting Substance/Product Official Interaction Description (Label-Based)
Transporter-Mediated PK Probenecid Decreases the renal tubular secretion of the amoxicillin component, resulting in increased and prolonged blood concentrations of amoxicillin. Co-administration is not recommended by regulatory bodies.
Pharmacodynamic Risk Oral Anticoagulants May increase the prolongation of prothrombin time (elevated INR), requiring monitoring.
Efficacy Reduction Risk Oral Contraceptives May reduce the efficacy of combined oral contraceptives due to affecting intestinal flora.
Adverse Effect Enhancement Allopurinol Concurrent administration increases the incidence of skin rashes associated with the amoxicillin component.

Other Official Interaction Statements

Penicillins, including amoxicillin, may reduce the excretion of Methotrexate, causing a potential increase in toxicity. A reduction in the pre-dose concentration of the active metabolite of Mycophenolate Mofetil has been reported upon co-administration. To enhance clavulanate absorption, the medicine should be administered at the start of a meal. The medicine may cause false-positive reactions in certain urine glucose tests using copper reduction methods and may result in a false-positive Coombs test.

Mechanism of Action

Disruption of Bacterial Cell Wall Assembly

Clavomid operates through a dual mechanism to target and induce lysis in susceptible bacteria. It combines two different active components that work together to counteract bacterial beta-lactamase activity and disrupt the microbial structure.


Core Mechanistic Domains

One component acts as an irreversible inhibitor of Penicillin-Binding Proteins (PBPs), which are bacterial enzymes essential for cell wall construction. Binding to these PBPs prevents the final cross-linking of the peptidoglycan layer, leading to osmotic instability, cell wall rupture, and subsequent bacterial cell lysis.

The second component specifically targets and permanently deactivates bacterial defense enzymes known as beta-lactamases through suicide inhibition. By neutralizing these enzymes, this action protects the cell wall disruption mechanism from hydrolytic degradation. The resulting physiological effect of this combined action is the accelerated reduction of the viable susceptible bacterial load within the host.

Dosage and Administration Information

The administration of Clavomid (Amoxicillin and Clavulanic acid) involves specific routes, timing, frequency, and duration of the course. The drug is administered via oral (tablet, suspension) or intravenous (IV) routes. Oral dosing typically follows a twice-daily (every 12 hours) or three-times-daily (every 8 hours) schedule, depending on the specific strength utilized for the condition.

For oral formulations, the medicine is typically taken at the start of a meal. This procedural step is designed to optimize the absorption of the clavulanic acid component. The IV route, generally reserved for more severe infections or hospital initiation, requires the solution to be administered as a slow infusion, typically over a period of 30 to 40 minutes.

The course of therapy is generally structured as a short-term intervention, with treatment usually lasting between 7 and 10 days. The duration of treatment is generally not extended beyond 14 days without a comprehensive re-evaluation of the patient's status. For specific patient groups, such as those with significant renal impairment, the dosing frequency is adjusted; certain high-strength oral forms are not recommended when Creatinine Clearance is below 30 mL/min. Furthermore, two lower-strength tablets are not interchangeable with one higher-strength tablet due to the fixed clavulanic acid content.

Recent Clinical Evidence

Research evidence / Overview of studies for Clavomid

Evidence for Lower Respiratory Tract Infections (Pneumonia and Bronchitis)

Research has explored the use of Clavomid in contexts related to infections of the lower airways, such as Community-Acquired Pneumonia (CAP) and acute flare-ups of chronic bronchitis (AECB). This research primarily relies on Randomized Controlled Trials (RCTs) and comprehensive Systematic Reviews that was studied for these conditions, describing the clinical and bacteriological outcomes that were monitored. Studies report measured patterns related to clinical outcomes and microbiological clearance at specific, short-term follow-up intervals.

However, evidence derived from meta-analyses indicates that measurements of clinical outcomes showed uncertainties or findings were mixed when comparing the drug combination against amoxicillin alone for certain types of pneumonia. Research highlights that these comparisons sometimes focused on demonstrating non-inferiority, meaning the studies were not primarily designed to establish a superior finding.

Evidence for Upper Respiratory, Ear, and Sinus Infections

Research has explored the use of Clavomid in contexts related to infections of the upper airways, including Acute Otitis Media (AOM) (ear infections) and bacterial sinusitis. The research base includes RCTs, often comparing the combination against placebo or other standard therapies. Trials primarily evaluated measurements of clinical symptom resolution and records of treatment failure or recurrence over defined time intervals. Research monitored specific patient groups, with many studies focusing on children for AOM, alongside trials involving adults with acute sinusitis.

Evidence quality varies across studies; some older trials were not consistently blinded, which may have influenced the recording of patient-reported outcomes. Data are still emerging regarding the observed patterns of different study regimens across all studied populations.

Research Gaps and Areas of Uncertainty

The majority of clinical trials for Clavomid are designed to monitor short-term changes and outcomes. Consequently, there is limited information for long-term outcomes or the durability of findings over many months or years. Comparative evidence is sometimes lacking, or findings were mixed when comparing the drug against other treatments. The findings describe group patterns, not personal predictions, and uncertainty persists in areas where studies were small or inconsistent.

Key Studies & References Label: AMOXICILLIN AND CLAVULANATE POTASSIUM tablet, film coated - DailyMed - NIH (for indications, dosing structure, and clinical study sections)

Frequently Asked Questions (FAQ)

Common questions about Clavomid (FAQ)


Q: What kind of infections does Clavomid actually treat?

A: Official documents indicate Clavomid is approved to treat susceptible bacterial infections across various body systems. This includes infections of the lower respiratory tract (like pneumonia), acute bacterial otitis media (ear), sinusitis, skin and skin structure, and the urinary tract.

Q: Are there any long-term health risks associated with taking Clavomid?

A: Studies and official information indicate that there is limited information available regarding outcomes spanning many months or years. Official labeling focuses on the potential for hepatic dysfunction (liver injury) and cholestatic jaundice (yellowing of the skin/eyes), which may be delayed and occur even after treatment is completed.

Q: Can children take Clavomid, and if so, what are the restrictions?

A: Regulatory documents state that Clavomid is indicated for use in pediatric patients of all ages, including infants. The official dosing guidelines for children under 40 kg state that the amount is calculated based on the child's body weight ( mg/kg/day).

Q: Is Clavomid safe to use during pregnancy or while breastfeeding?

A: Official product information states that use during pregnancy and breastfeeding requires a physician's careful assessment. This process weighs the potential benefits of the medicine against the potential risks to the fetus or infant.

Q: What over-the-counter medicines or supplements interact with Clavomid?

A: Official labeling warns against co-administration with certain non-prescription drugs. For example, Probenecid is not recommended because it increases the amount of amoxicillin in the blood. Also, taking Allopurinol with Clavomid may increase the risk of developing a skin rash.

Q: What is the difference between Clavomid and its main component, Amoxicillin?

A: Clavomid is a fixed-dose combination drug that includes clavulanic acid, which is not found in amoxicillin alone. Regulatory sources define clavulanic acid as a beta-lactamase inhibitor. This component protects the amoxicillin from being destroyed by certain bacterial enzymes, making the combination drug effective against a broader range of resistant bacteria.

Q: Can Clavomid cause an allergic reaction, and what are the signs?

A: Official labeling indicates that Clavomid can cause serious (and rarely fatal) hypersensitivity reactions like anaphylaxis. The official label describes severe signs that may involve swelling of the face, throat, or tongue, difficulty breathing, or peeling/blistered skin.

Q: How does Clavomid affect my gut bacteria?

A: The antimicrobial nature of the drug may disrupt the balance of gut bacteria. Regulatory warnings note that this can lead to Clostridioides difficile-associated diarrhea (CDAD) and the possible overgrowth of non-susceptible organisms (superinfection).

Q: What is the shelf life of Clavomid if stored correctly?

A: Official storage information states that unopened tablets, capsules, and dry powder typically have a manufacturer's shelf life of up to three years when stored at controlled room temperature. In contrast, the reconstituted liquid suspension is less stable and typically requires discarding after 10 to 14 days under refrigeration.

Q: Can Clavomid interfere with blood sugar levels?

A: Official labeling indicates that the medication may cause false-positive reactions in certain urine glucose tests that use copper reduction methods. It does not typically cause direct changes to actual blood glucose levels itself.

Q: Can Clavomid be used for viral infections?

A: Regulatory-aligned health information confirms that, as an antibiotic, this medication is only effective against bacterial infections. Therefore, antibiotics will not work for colds, flu, or other viral infections.

Q: Can Clavomid affect my ability to drive or operate machinery?

A: Official labeling lists dizziness and headache as uncommon side effects. Because these central nervous system effects are noted in official labeling, caution is generally described for activities requiring alertness.

Q: Is there a generic version of Clavomid available?

A: Yes, the drug is officially known by its generic name, Amoxicillin and Clavulanate Potassium. This combination is widely available under the generic name and numerous brand names.

Q: Can older adults use Clavomid without special monitoring?

A: Official information describes that caution and closer monitoring are often necessary for older adults, particularly those with existing renal or hepatic impairment. Reports suggest the combination is associated with a higher risk of idiosyncratic hepatic injury (liver harm) in older men.

Q: Are there any specific foods or drinks to avoid while on Clavomid?

A: Official regulatory documents do not list specific foods or drinks that must be avoided. However, the medicine is recommended to be taken at the start of a meal to enhance absorption and minimize gastrointestinal intolerance (stomach upset).

Q: Can I drink alcohol while I am taking Clavomid?

A: While regulatory labels do not specifically prohibit alcohol, authoritative medical sources note that alcohol consumption can be associated with the worsening of common side effects, such as nausea and dizziness. This may also stress the liver, which is a rare risk associated with the drug.

Q: Is Clavomid effective against MRSA or only specific bacteria?

A: Official microbiology information indicates the drug is effective against beta-lactamase-producing bacteria and methicillin-sensitive Staphylococcus aureus (MSSA). However, it is not indicated for use against MRSA (Methicillin-Resistant S. aureus).

Q: Why do some people need to take Clavomid for preventative reasons?

A: Regulatory documents indicate the drug is approved to treat or prevent infections that are proven or strongly suspected to be caused by susceptible bacteria. Official uses include certain cases of postexposure prophylaxis (such as for anthrax) and specific bacterial bite wounds.

Q: Is it normal to feel tired or fatigued while taking Clavomid?

A: Tiredness or fatigue is not listed as a common side effect in all regulatory documents. This symptom is frequently reported by patients and may be related to the body's response to the underlying infection or the overall effect of the medication.

Q: Does Clavomid affect the effectiveness of vaccines?

A: Official safety information indicates that the drug may decrease the effects of certain live bacterial vaccines (like the BCG vaccine and cholera vaccine). Regulatory documents note that co-administration may require specific planning due to this potential interaction.

Q: Can Clavomid be used to treat acne or skin conditions?

A: Official labeling indicates the drug is approved for skin and skin structure infections caused by susceptible bacteria. Whether it is used for a specific skin condition like acne depends on the prescribing doctor's clinical judgment of the bacterial cause.

Q: Does Clavomid have a risk of causing antibiotic resistance?

A: While the drug is designed to combat resistance, official warnings note that if the prescribed course of treatment is not completed, there is a risk that the infection may not be fully eradicated. The remaining bacteria may become resistant and harder to treat.

Q: Why is it important to finish the entire course of Clavomid?

A: Regulatory-aligned patient information highlights the importance of completing the full prescribed course, even if symptoms improve. Stopping treatment too soon means the infection may not be fully treated, which can lead to the return of the infection and contribute to antibiotic resistance.

Q: Does Clavomid cause changes in mood or sleep patterns?

A: Changes in mood or sleep are not listed as common or uncommon side effects in regulatory documents. However, rare side effects have been reported to include central nervous system effects (such as hyperactivity or anxiety) which could indirectly affect mood or sleep patterns.

Q: Is Clavomid used for dental infections?

A: Yes, the drug is used to treat certain bacterial odontogenic infections, which are infections originating in the teeth or surrounding tissue. This is due to its effectiveness against the types of bacteria commonly found in these infections.

Q: Does Clavomid change the color of urine or stools?

A: Common side effects do not typically include changes in color. However, regulatory patient information lists that severe side effects can include cloudy or bloody urine or dark urine with light-colored stools, which can be signs of liver problems.

How should Clavomid be stored and disposed of?

The required storage conditions for Clavomid (amoxicillin and clavulanate potassium) differ based on the product form.

Product Form Mandatory Storage Condition
Tablets / Dry Powder Store at controlled room temperature, typically not exceeding 25°C or 30°C.
Reconstituted Suspension Store under refrigeration (2°C to 8°C). Must not be frozen.

All forms must be kept in the original container, which should remain tightly closed to protect the medicine from moisture and light. The prepared oral suspension has a limited stability and must be discarded after 10 days of refrigeration.

Regulatory instructions require that all unused or expired medicine be kept out of the sight and reach of children. Disposal must be performed according to local regulations, and the medicine must not be discarded via wastewater or household waste.

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

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