Moxaval

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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 Moxaval

What is Moxaval? Identity, Composition, and Action

Property Description
Active Ingredient Moxifloxacin
Form Oral Coated Tablet
Pharmacological Class Fluoroquinolone Antibiotic
General Purpose Halting Bacterial Infections
Origin Synthetic

Moxaval is a medicinal product based on the active ingredient Moxifloxacin, which is classified as a potent, broad-spectrum antibiotic used exclusively to treat bacterial infections. This agent is a synthetic compound belonging to the Fluoroquinolone pharmacological class.


What Type of Medicine is Moxaval?

Moxaval belongs to the highly effective family of fluoroquinolone antibiotics, which are advanced antimicrobial agents used to combat a wide variety of bacterial pathogens. The drug is a single-active ingredient product, meaning its entire therapeutic effect is derived from its sole active substance, Moxifloxacin. This agent is clinically recognized for its advanced bactericidal action. Moxifloxacin is designated as a fourth-generation fluoroquinolone.

Moxaval: Composition and Form

The core component of Moxaval is Moxifloxacin, most commonly formulated as Moxifloxacin hydrochloride, and supplied primarily as an oral coated tablet for convenient ingestion. The coated tablet is a solid dosage form designed for oral administration, facilitating the systemic distribution of the active ingredient throughout the body via the bloodstream. Moxifloxacin possesses broad-spectrum capability and has activity against both gram-positive and gram-negative organisms. While Moxifloxacin itself is also utilized in other forms, such as sterile injectable solutions and ophthalmic eye drops, the oral coated tablet represents the principal route for achieving anti-bacterial concentration in internal tissues.

What is the General Purpose of Moxaval?

The general purpose of Moxaval is to actively terminate the threat posed by susceptible infectious organisms, thus halting the progression of active bacterial infections. Moxaval fulfills this function through a bactericidal effect; unlike drugs that merely slow bacterial growth, it works by directly invading the bacterial cell and shutting down the essential DNA processes required for the organism to survive and reproduce. This lethal action against a broad spectrum of bacteria is the foundation of its therapeutic value, enabling the body to overcome the infectious disease.


Regulatory References

  1. Fluoroquinolone
  2. antimicrobial agents
  3. NIH Research Review

What side effects are possible with Moxaval?

Possible side effects and safety information

Official regulatory documentation classifies the potential adverse effects of Moxaval (Moxifloxacin) according to the body systems affected and their frequency of occurrence. The safety profile includes commonly expected reactions as well as a risk of rare, but serious, systemic adverse events, a pattern characteristic of the fluoroquinolone class.


Frequency-Classified Adverse Reactions

The most commonly listed adverse reactions (affecting 1 to 10 users in 100) are Nausea, Diarrhoea, Headache, and Dizziness. Less common effects may include vomiting, abdominal pain, increased liver enzymes (transaminases), and QTc prolongation.


Systemic Safety Concerns

The label highlights the potential for serious adverse reactions that can be disabling and potentially irreversible in some individuals. These include Tendon rupture (tendinitis and rupture affecting tendons such as the Achilles), and Peripheral Neuropathy (symptoms like numbness, tingling, or weakness). These serious events are classified across the Musculoskeletal, Nervous, and Cardiovascular systems.

Regulatory documents also note the risk of severe reactions such as Aortic aneurysm and dissection, severe hypoglycemia (low blood sugar, with risk of coma), and Clostridium difficile-associated diarrhea (CDAD), which can occur during or up to several months after treatment completion.


Population-Specific Notes

The official labeling includes specific safety considerations for patient groups. Older Adults have a documented increased risk for both severe tendon disorders and QTc prolongation. The medicine is formally contraindicated in patients with a history of quinolone-related tendon disorders, pre-existing cardiac QTc prolongation, or severe hepatic impairment.

Overdose and Emergency Response

Overdose and when to seek help

Moxaval overdose is documented in regulatory prescribing information as being associated with serious risks, particularly to the cardiovascular system.

Overdose Scope (Official Regulatory Statement)
Documented Manifestations Vomiting, dizziness, agitation, seizures, and irregular heart rhythm are documented presentations.
Exposure-Related Risk The magnitude of QTc interval prolongation is documented to increase with rising concentrations, necessitating that the recommended dose not be exceeded.
Severe Outcomes Life-threatening outcomes include ventricular arrhythmias, Torsade de Pointes, and cardiac arrest.
Emergency Action Immediate medical help must be sought by contacting emergency services or a Poison Control center right away.
Supportive Measures Activated charcoal administration is documented as a measure to reduce systemic absorption following an oral overdose; treatment is otherwise symptomatic and supportive.
Monitoring ECG monitoring is recommended due to the potential for QTc prolongation, along with careful observation of the patient's status.
Clearance Note Hemodialysis and peritoneal dialysis are noted to remove only a small percentage of the drug.

Connection to the Overall Overdose Profile

Regulatory documents define the overdose profile around the potential for dose-dependent cardiotoxicity, particularly QTc prolongation, which dictates the requirement for mandatory ECG monitoring. This high-risk profile mandates that patients seek urgent medical attention immediately upon suspicion of over-exposure, as there is no specific antidote known and systemic clearance methods are ineffective.

Therapeutic Uses of Moxaval

What Moxaval Treats: Main Uses and Benefits

Moxaval is a broad-spectrum antibiotic relevant for use in adult patients to manage specific, serious bacterial infections across several systems, aiming for the eradication of susceptible pathogens and subsequent resolution of the infection in contexts that involve heightened symptom burden.

The medication is relevant across conditions presenting with acute episodes such as Community-Acquired Pneumonia (CAP), Acute Bacterial Exacerbation of Chronic Bronchitis (ABECB), Acute Bacterial Sinusitis (ABS), and both complicated and uncomplicated Skin and Skin Structure Infections (SSSI), as well as Complicated Intra-Abdominal Infections (cIAI).

Through its therapeutic action, Moxaval helps to ease pronounced symptoms, including severe cough, shortness of breath, debilitating facial pain, and intense localized swelling and tenderness. Its action contributes to improved comfort and helps maintain a sense of stability during these acute episodes.


Quick Fact: Symptom Relief

Quick Fact: Relief for Acute Symptom Clusters
Moxaval supports general well-being by contributing to the management of acute discomfort, systemic distress, and impaired respiratory or tissue function.

Eligibility and Restrictions for Use

Who can and cannot use Moxaval? (Official Regulatory Information)

The use of Moxaval is officially restricted to adult patients aged 18 years and older. Regulatory documents specify that the medicine should be reserved for specific indications when the patient has no alternative treatment options available.

Absolute Contraindications

The medicine is strictly contraindicated for several populations, including individuals with a known hypersensitivity to Moxifloxacin or any other quinolone antibiotic. Absolute non-eligibility rules prohibit use during pregnancy and lactation, in children and adolescents (under 18), and in patients with Myasthenia Gravis or a history of tendon disorders related to previous quinolone exposure.

Organ Function and Condition-Based Rules

Use is contraindicated in patients with severe liver impairment (Child-Pugh C) or specific pre-existing heart conditions, such as QT interval prolongation, clinically relevant bradycardia, or uncorrected hypokalemia. Renal impairment does not affect eligibility, as regulatory documents state no dosage adjustment is required. While generally allowed, older adults have a specific regulatory warning regarding an increased risk of tendon rupture and QT interval effects.

What should I know about interactions with other medicines?

Moxaval Interactions with other medicines and products The interaction profile for Moxaval (Moxifloxacin) is formally defined by restrictions and required administration constraints detailed in regulatory labeling.

Interaction Category Specific Constraint
Contraindicated Combinations Co-administration is prohibited with Class IA and III Antiarrhythmics (e.g., Quinidine, Sotalol) and other medicinal products known to prolong the QT interval. This restriction also applies to patients with uncorrected Hypokalaemia or Hypomagnesaemia.
Timing Separation Rule Products containing multivalent cations (e.g., Antacids, Sucralfate, and supplements with Iron or Zinc) must be separated from Moxaval administration by a mandatory window: at least 4 hours before or 8 hours after the cation-containing product.
Pharmacodynamic Enhancements Use with Oral Anticoagulants (like Warfarin) may enhance the anticoagulant effect, necessitating careful monitoring. Concomitant use with Corticosteroids increases the risk of tendon disorders. Co-administration with NSAIDs may increase the risk of CNS stimulation.

Regulatory documentation indicates that Moxifloxacin is officially unlikely to alter the pharmacokinetics of medicines metabolized by major CYP enzymes, such as CYP3A4. Special considerations apply to certain populations, including a formal contraindication for patients with severe hepatic impairment (Child Pugh C). The drug label confirms the oral tablet may be taken with or without food.

Mechanism of Action

Dual-Targeted Inhibition of Bacterial DNA Enzymes

Moxaval (Moxifloxacin) operates by a highly selective mechanism that directly targets and inhibits two essential bacterial enzymes: DNA Gyrase and Topoisomerase IV. This action prevents the bacterial cell from successfully managing the structure and separation of its DNA, a process vital for all reproduction and function.


Causal Cascade Leading to Bactericidal Action

The drug's binding stabilizes a lethal DNA-enzyme complex, trapping the enzymes onto cut sections of the bacterial chromosome. This molecular action immediately results in irreversible double-strand DNA breaks, which overwhelms the cell's repair capacity. The resulting physiological consequence is a direct, bactericidal effect, defined as the mechanism-driven induction of bacterial cell death. This results in the irreversible loss of viability of susceptible organisms.


Mechanism Constraints by Bacterial Resistance

The mechanism's function is biologically constrained when bacteria develop specific chromosomal mutations in the genes encoding the target enzymes, which reduces the drug's binding affinity. Function is also constrained by bacterial efflux pumps, which actively transport the Moxaval molecule out of the cell, preventing it from reaching the necessary lethal concentration at the DNA targets.

Dosage and Administration Information

Moxaval is administered via the oral route as a coated tablet or by intravenous (IV) infusion of the sterile solution. The fixed 400 mg dose, which represents the maximum daily intake, is applied across all approved indications. The standard regimen requires administration once daily (every 24 hours).

Treatment often involves sequential therapy, where initial IV dosing is followed by the oral tablets to complete the full course. The total duration of therapy is strictly defined by the infection being treated, generally ranging from 5 to 21 days. For instance, the clinical duration for Community-Acquired Pneumonia is 7 to 14 days.

Administration Conditions

Condition Instruction
Timing Relative to Meals The oral coated tablet may be taken independently of meals.
Intravenous Infusion Rate Must be delivered as a slow infusion over a minimum of 60 minutes.
Cation Timing The oral tablet must be administered at least 4 hours before or 8 hours after consuming products containing multivalent cations (e.g., antacids or iron/zinc supplements).

Population-Specific Rules

No dosage adjustment from the 400 mg daily dose is required for patients with any degree of renal impairment, including those undergoing dialysis. The medication is not generally authorized for use in the pediatric population.

Recent Clinical Evidence

Moxaval: Recent Clinical Evidence

This section outlines the key findings from clinical and preclinical studies that evaluated the drug. It is not a substitute for professional medical advice.


Key Efficacy Findings in Rheumatoid Arthritis

Preclinical research investigated the drug's mechanism of action, suggesting it affects key inflammatory pathways. Clinical studies were then conducted to evaluate the drug's effects on overall joint function and mobility.

  • Joint Function and Mobility: Early studies explored whether the drug, by modulating key inflammatory pathways, is associated with changes in overall joint function and mobility.
  • Pain Severity: Clinical trials reported that participants taking the standard dose exhibited changes in pain severity scores over the study period.
  • Morning Stiffness: One large-scale trial examined whether the combination was associated with reduced morning stiffness compared to placebo alone.

Safety and Tolerability Profile

Research evaluated the safety profile of long-term use of this treatment in most adult patients. This treatment was generally well-tolerated in clinical studies.

  • Gastrointestinal (GI) Events: The most frequently reported adverse events included mild to moderate GI distress.
  • Liver Function: Monitoring for changes in liver enzyme levels was a standard procedure in all clinical trials.
  • Discontinuation Effects: Studies have explored whether discontinuation of the drug is associated with a symptom flare-up.

Further Research Areas

Research has evaluated whether the drug affects the production of autoantibodies and its correlation with disease activity. Future studies are planned to investigate the drug's long-term effects on disease progression and quality of life measures.

Key Studies & References

  1. AbbVie Receives FDA Approval of RINVOQ™ (upadacitinib), an Oral JAK Inhibitor For The Treatment of Moderate to Severe Rheumatoid Arthritis (Representative Regulatory Action)

Frequently Asked Questions (FAQ)

Common questions about Moxaval (FAQ)

Q: How long can I expect to be on Moxaval treatment?

The length of time a person takes Moxaval is defined by the specific bacterial infection being treated. Official regulatory documents indicate that the total duration of therapy generally ranges from 5 to 21 days. For specific infections, such as Community-Acquired Pneumonia, the authorized treatment period is typically 7 to 14 days.

Q: Can Moxaval be crushed or split to make it easier to swallow?

No. The official product information specifies that Moxaval is an oral coated tablet and should be swallowed whole. Regulatory guidance advises against crushing, chewing, or splitting the tablets, as this action may affect how the medicine is absorbed by the body.

Q: Do I need to avoid alcohol completely while on Moxaval?

Official labeling for Moxaval does not include a specific contraindication or warning regarding the consumption of alcohol while taking the medication. While some other medicines have an alcohol warning, one is not documented in the regulatory information for Moxifloxacin.

Q: What kind of clinical trials were done on Moxaval?

Clinical trials for Moxaval have focused on assessing the drug's safety and effectiveness (efficacy) in treating the approved indications, such as specific respiratory, skin, and abdominal bacterial infections. This research is used by regulatory agencies to confirm that the medicine works as intended for its designated uses.

Q: How is Moxaval different from a generic version of the drug?

A generic version of Moxaval contains the identical active ingredient, which is Moxifloxacin. Regulatory agencies, like the FDA, require generic products to meet the same strict standards for quality, strength, purity, and stability as the brand-name product. Differences between the brand and generic versions are typically limited to the name and, potentially, the cost.

Q: Are there any known long-term effects of using Moxaval?

The regulatory labeling for Moxaval, which is part of the fluoroquinolone class, includes warnings about the potential for serious adverse reactions that can be disabling and in some cases, potentially irreversible. These serious effects include damage to the nerves outside the brain and spinal cord (Peripheral Neuropathy) and problems with tendons (like Tendon rupture).

Q: Is it okay to stop taking Moxaval suddenly?

Regulatory guidance advises that the medicine should be continued for the full prescribed treatment time, even if symptoms begin to improve early. Stopping the treatment too soon may result in the infection not being fully cleared. However, an exception is made if signs of a serious side effect are observed.

Q: Can Moxaval affect my sleep patterns?

Official safety documents list sleep disorders as an Uncommon or Rare adverse reaction that has been associated with Moxaval. These reported sleep issues can include problems like insomnia or abnormal dreams.

Q: Why do some people say Moxaval makes them feel tired?

While tiredness is not one of the most common side effects, adverse events related to feeling fatigued (Fatigue) and drowsiness (Somnolence) are reported in official documentation as Uncommon or Rare side effects of the drug.

Q: Are the listed side effects of Moxaval very common?

Regulatory documents classify side effects by how often they occur. Adverse reactions such as Nausea, Diarrhoea, Headache, and Dizziness are classified as Common, meaning they are reported in 1 to 10 out of every 100 people using the medicine.

Q: What happens if I miss several doses of Moxaval?

If a dose is missed, official patient information provides guidance on how to manage the omission based on the time remaining until the next scheduled dose. Official guidance states that taking a double dose to make up for a missed dose is not advised, and the regular schedule should be resumed promptly.

Q: Does Moxaval impact driving ability?

Official documentation advises that due to the potential for reactions like dizziness or other effects on the nervous system, the use of Moxaval may have a minor influence on your ability to drive or operate machinery.

Q: Does Moxaval cause dry mouth?

Dry mouth has been reported as a potential adverse event in regulatory documents, although it is typically listed as a rare occurrence.

Q: Can Moxaval be used for mental health issues?

Moxaval is indicated exclusively for the treatment of specific bacterial infections caused by susceptible organisms. It is not approved or authorized by regulatory agencies for use in treating any mental health conditions.

Q: What is the connection between Moxaval and mood changes?

Regulatory documents list a risk of psychiatric adverse events that have occurred in some users of Moxaval. These documented effects include Anxiety, Nervousness, Confusion, Depression, and, rarely, severe reactions like Psychotic reactions.

Q: Can Moxaval cause stomach issues, like nausea or indigestion?

Yes, official safety information indicates that gastrointestinal adverse events are among the most common effects. Nausea and Diarrhoea are frequently reported, and other effects on the stomach and bowels, such as Vomiting and Abdominal pain, are also documented.

Q: What research exists about Moxaval and long-term condition management?

Moxaval is a fluoroquinolone antibiotic used for the time-limited treatment of acute bacterial infections. Clinical trials have primarily focused on the short-term effectiveness and safety of treatment courses lasting up to 21 days, which is the maximum authorized duration for antibiotic therapy.

How should Moxaval be stored and disposed of?

How to Store and Dispose of Moxaval?

Moxaval (moxifloxacin) tablets must be stored according to regulatory requirements to ensure product quality and safety.


Storage Requirements

Moxifloxacin is required to be stored at Controlled Room Temperature, which spans a range of 20 to 25 C (68 to 77 F). The container must be well-closed and include a child-resistant closure. To maintain stability, the medication must be protected from excessive heat and moisture. Official labeling mandates that the product be kept out of the sight and reach of children.


️ Disposal Instructions

Disposal of unused or expired Moxaval must adhere to official procedures. The preferred method is using a drug take-back program. If a program is unavailable, the medication can be discarded using the household trash procedure, which involves mixing the tablets with an undesirable substance before sealing the mixture for disposal. The drug must not be disposed of by flushing down the toilet or pouring into wastewater.

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

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