Infa V

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Infa V

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Medically reviewed

Marina Burgos

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 Infa V

Property Description
Active ingredient Clotrimazole (often combined with Metronidazole)
Form Vaginal Cream or Suppository (Pessary)
Pharmacological class Azole Antifungal / Imidazole Antifungal
Common use Local anti-infective and antifungal preparation
Origin Synthetic

What Type of Medicine is Infa V? (Classification and Origin)

Infa V is a synthetic pharmacological agent primarily classified within the imidazole family, which serves as an Azole Antifungal. Its foundational active ingredient is Clotrimazole, a compound known to possess broad-spectrum activity against various yeasts and fungi. Clotrimazole is recognized as a potent topical agent against fungal microorganisms. The medicine is frequently formulated as a combination product, where the antifungal properties of Clotrimazole are paired with Metronidazole, a compound recognized for its effectiveness against certain bacteria and protozoa, distinguishing it from single-agent formulations.


Active Components and Form of Infa V (Composition and Delivery)

The primary active components of Infa V are Clotrimazole and, in many formulations, Metronidazole, which are incorporated into a neutral pharmaceutical base, most commonly a vaginal cream or a suppository (pessary). The dosage form is specifically engineered for vaginal administration, which is the designated route of administration. This local delivery strategy minimizes systemic exposure, a clinically recognized benefit for localized treatments. This topical concentration is a key differentiating factor, making it suitable for targeted use at the affected site.


The General Purpose of Infa V (High-Level Benefit)

The general purpose of Infa V is to serve as a targeted local anti-infective and antifungal preparation intended to clear up an overgrowth of pathogenic microorganisms. Clotrimazole works by disrupting the cell wall structures of yeasts and fungi, halting their ability to grow and reproduce. The inclusion of Metronidazole (in combined versions) further contributes to this goal by neutralizing susceptible bacteria and protozoa, helping to restore the normal microflora balance of the affected tissues.

Regulatory References

  1. NIH: Clotrimazole
  2. NIH: Clotrimazole Topical Monograph

What side effects are possible with Infa V?

Possible Side Effects and Safety Information

Infa V's safety profile, based on regulatory documentation for its components (Clotrimazole and Metronidazole), focuses on officially classified adverse reactions and specific safety constraints. The most frequently documented adverse events relate to the local site of administration or mild systemic effects from low-level absorption.


Official Adverse Reaction Scope

Adverse reactions are formally categorized by frequency and affected body system. Effects classified as Common (ge 1%) in regulatory sources include local symptoms such as vulvovaginal pruritus and burning sensation, alongside mild systemic effects like headache, nausea, and abdominal pain. The documentation also notes the potential for a secondary fungal infection (candidiasis) as an adverse event.

System-organ-class groupings in the labeling cover Reproductive System and Breast Disorders, Gastrointestinal Disorders (e.g., metallic taste, diarrhea), and Nervous System Disorders (e.g., dizziness, insomnia).


Serious Reactions and Constraints

Regulatory documents include statements on rare but serious adverse reactions primarily associated with the metronidazole component, such as convulsive seizures, peripheral neuropathy, and severe mucocutaneous reactions (e.g., Stevens-Johnson Syndrome). These are noted due to the component's inherent risk profile, even with limited topical absorption.

Safety-related restrictions include contraindications for individuals with known hypersensitivity to Clotrimazole, Metronidazole, or related nitroimidazole derivatives. Caution is advised for patients with severe hepatic impairment due to the component's clearance pathway, and specific notes exist regarding potential component excretion during breastfeeding.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory information for Infa V (Clotrimazole and Metronidazole vaginal formulation) indicates that overdose is considered unlikely when the product is used as intended due to its low systemic absorption. The primary concern and source of documented overdose information relate to accidental oral ingestion.


Documented Overdose Manifestations

Symptoms officially documented following overdose or accidental oral ingestion, primarily related to the Metronidazole component, may include:

  • Gastrointestinal Distress: Nausea, Vomiting, Diarrhea, and Epigastric pain.
  • Neurological Signs: Ataxia (loss of coordination), Dizziness, and Neuropathy.
  • Other: A temporary reduction in white blood cells (Leucopenia).

Emergency Actions Required

There is no specific antidote documented for Infa V overdose. Management is symptomatic and supportive.

Action Required Condition
Seek emergency medical attention In the event of a known overdose or accidental oral ingestion of the product.
Gastric Lavage May be considered by a healthcare professional only for accidental oral ingestion if symptoms are apparent and the airway is protected.

All regulatory authorities mandate that you immediately seek medical attention or contact a poison control center if an overdose or accidental ingestion is suspected.

Therapeutic Uses of Infa V

What Infa V Treats: Main Uses and Benefits

The primary role of Infa V, a combination anti-infective, is applied in addressing certain symptoms and manifestations of common vaginal infections in adult women. This combination is used for managing manifestations associated with several types of susceptible pathogens (bacterial, fungal, and protozoan), a feature considered relevant when managing mixed infections.


The medication is considered relevant for managing conditions such as Vulvovaginal Candidiasis, Bacterial Vaginosis, and Trichomoniasis. These are the core indications that involve symptoms related to inflammatory or irritative states. The combination approach provides support that helps ease the overall symptom burden in situations where both fungal and key bacterial/protozoal organisms are present.

It is relevant for easing symptom clusters that may become intense or disruptive, specifically pronounced vaginal itching (pruritus), a significant burning sensation, and vulvar irritation, including symptoms of dyspareunia. This targeted relief contributes to improved comfort during periods of heightened symptoms and assists with maintaining functional stability.

Focus on Symptom Easing

Infa V is applied in addressing pronounced symptoms like burning, itching, and irritation, which may interfere with daily functioning.

Eligibility and Restrictions for Use

Infa V, which typically contains the active ingredients Clotrimazole and Tinidazole, has a defined eligibility profile based on official regulatory guidelines.

Eligibility Scope

Classification Population/Condition
Contraindicated Patients with a known hypersensitivity or allergy to Clotrimazole, Tinidazole, other azole antifungals, or any components of the formulation.
Use Not Recommended Pregnant women in the first trimester of pregnancy.
Restricted Use/Caution Pediatric patients (typically under 12 or 18 years old). Use in this group is generally not recommended without specific medical advice.
Restricted Use/Caution Breastfeeding women, where use should be supervised and may require a temporary interruption of feeding.

Condition-Specific Considerations

Official labeling advises caution for patients with liver disease or blood disorders. The use of this medicine in these patient groups should only be done under strict medical supervision due to potential safety concerns documented in regulatory summaries.

Core Eligibility Summary

The medicine is primarily intended for use in adults outside of early pregnancy. Eligibility is strictly excluded by a documented history of allergy to the active compounds, which is an absolute contraindication. Use is subject to regulatory restrictions or professional evaluation based on the patient's age and gestational status.

What should I know about interactions with other medicines?

Infa V Interactions with other Medicines and Products

Infa V, which contains clotrimazole (an antifungal) and tinidazole (an antibiotic), can interact with other substances. The extent of interaction can vary based on the formulation (e.g., vaginal pessary/cream versus oral tablet) and the absorption of the active ingredients into the bloodstream. You must always inform your healthcare provider of all prescription and non-prescription medicines, supplements, and herbal products you are currently taking.


Significant Drug and Substance Interactions

Interacting Substance Potential Effect Recommendation
Alcohol (with Oral Tinidazole) Can cause a Disulfiram-like reaction, leading to flushing, headache, nausea, vomiting, and increased heart rate. Avoid alcohol consumption during therapy and for at least 72 hours after the last dose.
Anticoagulants (e.g., Warfarin) Tinidazole may potentiate the effect of anticoagulants, increasing the risk of bleeding. Close monitoring of prothrombin time/INR is necessary; dosage adjustment may be required.
Amphotericin B This drug may reduce the effectiveness of clotrimazole (an antifungal component in Infa V). Avoid concomitant use. Consult your doctor for alternatives.

Other Interactions

Contraceptive Barriers: The vaginal pessary or cream formulations of Infa V can damage latex condoms and diaphragms, making them less effective at preventing pregnancy and sexually transmitted infections. Consider an alternative method of contraception during treatment and for at least five days after concluding the therapy.

Mechanism of Action

The pharmacological action of Infa V is defined by the independent cellular mechanisms of its two components, Clotrimazole and Metronidazole, which target distinct classes of microorganisms.


Inhibition of Fungal Cell Membrane Synthesis

This domain outlines how Clotrimazole selectively affects the structural integrity of fungal cells. The molecule acts as an inhibitor of the enzyme lanosterol 14-alpha-demethylase, a protein required for the formation of ergosterol, the key structural sterol in the fungal membrane. This blockade prevents proper membrane synthesis, causing the cell barrier to lose its structural integrity and selective permeability, which results in irreversible cellular dysfunction.


Prodrug Activation and Genetic Damage in Anaerobes

This domain focuses on Metronidazole's subsequent cytotoxic action against anaerobic bacteria and protozoa. The compound is a prodrug that is chemically reduced by low-redox potential proteins found exclusively within these anaerobic cells. This activation generates highly reactive, short-lived nitro radical anions which immediately damage the microbial DNA, thereby inhibiting nucleic acid synthesis and compromising cellular viability.


Complementary Cellular Actions

The combined mechanism applies two distinct cellular effects—structural failure from sterol inhibition and genetic damage from free radical generation—to two different classes of microorganisms, targeting their viability and proliferation.

Dosage and Administration Information

How to Use Infa V: Administration Guidelines

This section outlines the instructions for the correct administration of Infa V (a term referring to various antifungal/antibiotic vaginal and oral formulations). Strict adherence to the prescribed route, dose, and schedule is required.


Administration Scope

Feature Administration Instructions
Route of Administration Intravaginal (for Pessary/Cream/Ointment) and Oral (for specific Tablet formulations).
Dosing Schedule Typically one unit (pessary, tablet, or full applicator of cream) per dose.
Timing in Relation to Meals Oral tablets may be taken with or without food, but should be taken at a fixed time. Intravaginal doses are typically administered at night before going to bed.
Age-Group Rules Not recommended for use in children under 16 years of age or individuals over 60 years for certain single-agent high-dose vaginal products.
Missed-Dose Rule Take the missed dose as soon as remembered. If it is almost time for the next scheduled dose, skip the missed dose and resume the normal schedule.

Procedural Instructions and Course Duration

Special Procedural Conditions:

  • Insertion Technique: The vaginal tablet or pessary must be inserted as high as possible into the vagina, often using the supplied applicator, while lying on the back with legs slightly bent.
  • External Constraints: Patients must avoid the use of tampons, douches, spermicides, or other vaginal products during the course of treatment. Vaginal intercourse must also be avoided during the therapy period.
  • Menstruation: Treatment should not be initiated or performed during the menstrual period.
  • Course Completion: The full duration of the prescribed treatment course must be completed, even if clinical signs or symptoms of the infection improve. The course typically lasts between 3 and 7 days, depending on the formulation and regimen.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Infa V

The clinical evaluation of Infa V, a product combining the antifungal Clotrimazole and the anti-infective Metronidazole, has focused primarily on its application in women with symptoms of mixed vaginal infections or clinically undifferentiated vaginitis.


Evidence for Use in Mixed Vaginal Infections

The core of the evidence comes from Randomized Controlled Trials (RCTs) and systematic reviews, which research examined how symptoms change over time in these contexts. These studies was studied for outcomes related to physical discomfort, such as itching, burning, and unusual discharge, which are outcomes capturing phases of heightened symptom activity. Researchers also specifically assessed the microbiological status, documenting the clearance status of the targeted pathogens at defined follow-up points. Studies primarily focused on adult women of reproductive age.

Short-term RCTs findings describe patterns observed in the studies regarding recorded clinical and microbiological status when assessed one to two weeks following the treatment regimen. However, the research highlights changes measured during the study period and does not determine whether an individual will respond similarly outside of the trial conditions.


️ Evidence Against Other Treatments and Inactive Comparisons

Clinical trials for Infa V was studied for comparative patterns against other treatment regimens or inactive comparisons. These comparisons involved looking at the combination versus a single-agent regimen (Metronidazole alone or Clotrimazole alone) or against a placebo. These studies explored how symptoms evolved in the observed populations and research examined clearance status. The findings describe patterns observed in the studies conducted during periods of increased symptom activity.


What Remains Uncertain About the Research for Infa V

While the existing research evidence contributes to the broader evidence landscape, there are several limitations noted in the literature. The primary limitation is the limited information for long-term outcomes; specifically, the lack of extensive, sustained data to reliably characterize infection recurrence rates beyond a few months. Additionally, data for certain groups remain insufficient, particularly regarding research exploring outcomes related to pregnant patients or women with complex medical conditions.

Frequently Asked Questions (FAQ)

Common questions about Infa V (FAQ)

Q: Does this medicine make you sleepy?

A: Drowsiness is not listed as a common or serious side effect in the official product information for single-ingredient products containing only Infa V (Acetaminophen).

This effect may be linked to other active ingredients found in certain combination products. The official labeling for a specific product will identify if drowsiness is a possible side effect.

Q: Is it safe to take this for migraines?

A: Official labeling confirms that some products containing Infa V (Acetaminophen) are specifically indicated for the temporary relief of pain associated with migraines.

The indication for migraine relief is usually found on the labeling of specific products. Individuals may wish to check their product label for this stated use.

Q: Can children 2 years old use this medicine?

A: Yes, official regulatory documents and labeling provide specific dosing information for the use of pediatric formulations of Infa V (Acetaminophen) in children as young as 2 years old.

Regulatory information indicates that specific liquid or chewable formulations are designed and labeled for children to address pain and fever.

Q: Is this safe to use long-term for adults 65+?

A: Official product information advises users not to take Infa V (Acetaminophen) for longer than 10 days for pain, or 3 days for fever, unless directed by a healthcare professional.

Long-term use carries a risk of liver damage if maximum doses are exceeded. The potential need for chronic use beyond the labeled time frames is typically addressed by healthcare providers.

How should Infa V be stored and disposed of?

How to Store and Dispose of Infa V

The storage and disposal of Infa V (Clotrimazole vaginal preparations) must adhere strictly to official regulatory guidelines to maintain product efficacy and ensure safety.

Storage Requirements

Temperature and Protection: The product must be stored at room temperature, generally not exceeding 25 C or 30 C. It is mandatory to store the medicine in the original package to protect it from moisture and, for some preparations, light. The medicine must not be used after the expiration date printed on the carton.

Child Safety: Infa V and its applicator must be kept out of the sight and reach of children at all times.

Disposal Instructions

Waste Handling: Any unused or expired product, as well as the used applicator, must be disposed of in accordance with local requirements. The applicator cannot be flushed down the toilet and should be safely discarded with household waste or returned through a designated medicine take-back program.

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

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