Fijacal

Quick links to important sections

Fijacal

Treatment option:

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 Fijacal

Quick Facts

Property Description
Active Ingredient Ficafulin (Single Entity)
Form Topical Cream, Oral Tablet
Pharmacological Class Imidazole Antifungal / Antimicrobial Agent
General Purpose To disrupt and eliminate problematic microorganisms
Origin Synthetic, Small Molecule
Status Prescription (Rx)

Fijacal is the trade name for a specific prescription medication whose active ingredient, Ficafulin, is classified as an Imidazole Antifungal or Antimicrobial Agent. This drug belongs to a category of synthetic, small-molecule medicines developed to target and interfere with the growth of certain microorganisms, such as fungi or bacteria. As a single-entity drug, Fijacal contains Ficafulin as its primary therapeutic compound.

What is Fijacal Made Of and How is it Supplied?

Fijacal is supplied in both a Topical Cream and an Oral Tablet, a feature that allows for both localized surface treatment and systemic administration. The cream is utilized for conditions on the skin, while the tablet is designed for the management of more widespread or internal issues. Imidazole derivatives, such as Ficafulin, are key components in the management of specific microbial issues due to their targeted action.

The Topical Cream contains Ficafulin suspended in a vehicle of water and stabilizers, while the Oral Tablet contains Ficafulin along with binding agents necessary for stability and absorption.

What is the General Purpose of Fijacal?

The general purpose of Fijacal is to disrupt the core structure of target organisms, intended to inhibit their ability to grow and survive in the body. This action involves interference with the organism’s protective outer layer, or cell membrane. Highly specific antimicrobial agents play a role in managing health standards regarding resistant organisms. By addressing the target organism through these delivery methods, Fijacal aims to address the source of the microbial overgrowth and manage the resulting conditions.

Regulatory References

  1. World Health Organization (WHO)

What side effects are possible with Fijacal?

Fijacal (Finasteride) is generally well-tolerated, but like all medications, it can cause side effects. It is a prescription medicine and must be taken only as directed by a healthcare professional.

Common Side Effects

The most commonly reported side effects relate to sexual function, which are often reversible upon stopping treatment. These may include:

  • Decreased libido (sexual desire)
  • Ejaculation problems (e.g., decreased volume of ejaculate)
  • Inability to have or maintain an erection (impotence)
  • Breast tenderness and/or enlargement

Serious Side Effects and Safety Information

Seek immediate medical attention if you experience signs of a serious allergic reaction, such as rash, hives, swelling of the face, lips, tongue, or throat, or difficulty breathing or swallowing.

  • Prostate Cancer Risk: Finasteride can lower Prostate Specific Antigen (PSA) blood levels, a test used to screen for prostate cancer. While the overall incidence of prostate cancer is not increased, there have been rare reports of a higher risk of a more serious, high-grade form of prostate cancer in some men taking the drug. Your doctor will monitor your PSA levels.
  • Depression and Suicidal Thoughts: Changes in mood, including symptoms of depression, and in rare cases, suicidal thoughts, have been reported. Consult your physician if you notice mood changes.
  • Breast Changes: Lumps, pain, nipple discharge, or enlargement in the breast tissue should be reported to a healthcare professional immediately, as these may be signs of male breast cancer.
  • Women and Children: Fijacal should not be used by women or children. Women who are or may become pregnant should not handle crushed or broken tablets due to the risk of absorption and potential harm to a male fetus.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose of the systemic form of Fijacal (Ficafulin) is officially documented to carry a risk of severe systemic toxicity, which necessitates immediate emergency action as defined by regulatory authorities.

Documented Manifestations and Severe Outcomes

An acute overdose may present with documented gastrointestinal symptoms, including nausea, vomiting, and diarrhea, along with central nervous system effects such as headache, dizziness, and lethargy. Regulatory sources classify the potential outcomes as life-threatening, primarily due to the risk of Acute Hepatic Failure (liver damage) and severe Cardiovascular Events, specifically QT Interval Prolongation which can lead to dangerous Ventricular Arrhythmias. Individuals with pre-existing hepatic impairment are noted to be at an increased risk of severity.

Emergency Action and Management

Immediate medical attention or contacting emergency services is required for any suspected overdose. Management is officially restricted to symptomatic and supportive treatment, as regulatory information confirms that no specific antidote is known for Ficafulin. Due to the critical risks, hospital monitoring is required. This monitoring includes continuous ECG surveillance to assess cardiac function and frequent testing of Liver Function Tests (LFTs) to check for hepatic injury. Measures to reduce absorption, such as Activated Charcoal, may be considered based on clinical necessity.

Therapeutic Uses of Fijacal

What Fijacal Treats: Main Uses and Benefits

Fijacal is commonly used across domains where additional symptomatic support is needed, focusing on symptoms related to physical discomfort, inflammatory states, and symptoms that create noticeable functional strain. This medication category is considered relevant for symptomatic management.

This type of medication is utilized to address symptoms associated with physical discomfort, inflammatory states, and conditions such as muscle aches and joint stiffness. This class of medication is applied in addressing symptoms related to physical discomfort, stiffness, and inflammatory states.

It may be part of symptomatic management in clinical settings that involve recurrent or episodic manifestations, such as periods of chronic condition flare-ups or temporary strain. Fijacal provides supportive relief when symptoms become temporarily overwhelming, which helps ease the overall symptom load and **assists with maintaining functional stability.


Quick Fact: Relief for Aching and Stiffness

Fijacal supports general well-being during symptomatic phases and may help patients cope more steadily with symptom fluctuations, assisting with maintaining functional stability.

Eligibility and Restrictions for Use

The official regulatory profile for Fijacal (Ficafulin) strictly defines population eligibility based on age, organ function, and pre-existing conditions. Adults (18 years and older) are the approved user population, as documented in official prescribing information.

Eligibility Status

Classification Patient Groups and Conditions
Contraindicated (Must Not Use) Known hypersensitivity to Ficafulin or Imidazole-class agents. History of chronic congestive heart failure (CHF). Severe hepatic impairment (Child-Pugh Class C).
Not Recommended Children and adolescents under 18 years, as safety and efficacy are not established. Patients with severe renal impairment (Creatinine Clearance <30 ml/min). Use during the first trimester of pregnancy. Breastfeeding patients.

Use is further restricted, requiring caution, for specific conditions. Patients with moderate hepatic impairment (Child-Pugh Class B) must use Fijacal with extreme caution. Official labeling also advises avoiding use in individuals with active gastrointestinal bleeding or gastric ulcers. Older adults require close monitoring of renal function, as specified in regulatory documents for this population.

What should I know about interactions with other medicines?

Fijacal’s interaction profile is predominantly defined by its documented effect as a potent inhibitor of Cytochrome P450 3A4 (CYP3A4) and other metabolic enzymes. This pharmacokinetic interaction mandates that the co-administration of medicinal products substantially metabolized by CYP3A4 may lead to a significant increase in their systemic exposure and plasma concentrations. Specific substances, including certain anti-histamines and sedatives like oral midazolam, are contraindicated and explicitly prohibited for co-administration due to the risk of severe toxic effects as stated in regulatory labels.

Furthermore, the drug is identified as an inhibitor of the P-glycoprotein (P-gp) efflux transporter, an effect which may alter the absorption and clearance of other co-administered P-gp substrate medicines. Regulatory documents also specify interactions affecting Fijacal itself. Strong enzyme inducers, such as rifampin or the herbal product St. John's wort, are documented to cause a substantial decrease in Fijacal's systemic exposure, thereby restricting their combined use.

Because the drug's absorption is dependent on gastric acidity, co-administration with agents that raise the stomach pH (e.g., antacids or proton pump inhibitors) requires a mandatory separation of administration timing—doses must be separated by at least two hours before or four hours after the antacid. The label notes an additive pharmacodynamic risk with other medications known to prolong the QTc interval, and interaction severity may be expected to be more pronounced in populations such as those with severe hepatic impairment.

Mechanism of Action

Targeted Inhibition of Fungal Membrane Production

Ficafulin exerts its action by specifically inhibiting the enzyme Lanosterol 14-alpha-demethylase (CYP51), which is required for the synthesis of ergosterol, the primary sterol component of the fungal cell membrane. This blockage interrupts the fungal cell's sterol biosynthesis pathway, resulting in the depletion of the structural component and simultaneously causing the accumulation of toxic precursor lipids.

Cascading Collapse of Cellular Integrity

The combined effect of structural depletion and internal toxin accumulation destabilizes the fungal cell membrane, increasing its permeability and causing cellular contents to leak. This rapid loss of cellular homeostasis results in the microorganism's non-viability or cessation of growth. The mechanism demonstrates selectivity, restricting the disruptive action to the targeted organisms due to structural differences between microbial and host enzymes.

Dosage and Administration Information

How Fijacal is Used

Fijacal (Ficafulin) administration is managed through specific protocols to ensure the medicine is used according to defined specifications, which include both localized and systemic approaches.


Administration and Dosing Protocols

Feature Parameters
Route of Administration Available for both Oral (systemic treatment) and Topical (localized dermal application).
Dosing Schedule Adult Oral: Standard regimens typically utilize 200 mg once daily, or 100 mg twice daily, with a usual maximum of 400 mg daily. Topical: Application is generally once or twice daily.
Timing in Relation to Meals Oral tablets are often taken with a meal to facilitate the systemic absorption of Ficafulin.
Course Duration Use is defined as a fixed-term course, requiring continuous administration for a specific number of days or weeks (e.g., 7 to 14 days for oral therapy, 2 to 4 weeks for topical therapy).

Administration Constraints and Adjustments

Administration involves considerations for specific patient groups and usage constraints. Topical Cream is for external use only and is not to contact the eyes or mucous membranes. The Oral Tablet is typically swallowed whole rather than crushed. Dosing protocols include modifications for patients with impaired organ function. Dose adjustments or reductions are generally utilized for patients with renal or hepatic impairment according to the degree of dysfunction. Furthermore, pediatric dosing is weight-based, calculated on a milligram per kilogram basis, rather than using fixed adult doses.


These parameters define the method for administering Fijacal, including the route, dosage, frequency, and contextual conditions for intake.

Recent Clinical Evidence

Research evidence / Overview of studies for Fijacal

This overview summarizes the key types of research and clinical evaluations conducted for Fijacal (Ficafulin), focusing only on the structure of the evidence and what studies explored, without offering personal advice or instructions. The information reflects findings reported in official regulatory and peer-reviewed scientific sources.


Evidence for Localized Microbial/Fungal Issues (Topical)

Research into the topical application of Ficafulin has included short-term Randomized Controlled Trials (RCTs) and comprehensive systematic reviews. These studies primarily focused on adults and older adults with localized microbial or fungal conditions on the skin. Researchers explored two main types of outcomes in these settings: microbiological outcomes, measuring the rate of target organism clearance from the affected site, and clinical outcomes, where findings described patterns in the change in physical signs like redness, scaling, and irritation.

Evidence is limited for long-term outcomes, and follow-up durations were typically short. This means there is limited information regarding how often the microbial presence re-emerges after the study period is complete. Data for certain groups of rare or deep-seated infections remain insufficient.


Evidence for Widespread/Systemic Microbial Issues (Oral)

For systemic uses, research involving the oral tablet formulation has included Randomized Controlled Trials (RCTs) comparing Ficafulin to other systemic antimicrobial treatments, as well as Meta-analyses. These studies primarily concentrated on adults with moderate-to-severe internal or deep-seated infections, and specific research has been conducted in certain cohorts of immunocompromised patients. Studies monitored the measured clearance rate of the organism from internal body systems and, for patients with severe infections, evidence also describes patterns related to survival rates and complication prevention during the study period.

Systemic use often involves follow-up durations that were limited in many initial trials, and certain severe infection subgroups lack sufficient specific studies to fully characterize long-term outcomes.


What is Still Uncertain About Fijacal Research

A significant uncertainty for all antimicrobial agents is the continuous evolution of microbial resistance, and ongoing surveillance is necessary to understand how this informs the understanding of Ficafulin's long-term profile. Furthermore, the supportive symptomatic effects are often considered ancillary, and there are limited dedicated studies that focus on these outcomes specifically. This means the research provides context but not individual predictions, especially regarding complex or long-term outcomes.

Frequently Asked Questions (FAQ)

Common questions about Fijacal (FAQ)


Q: What is the main reason doctors prescribe Fijacal?

A: Fijacal (Ficafulin) is primarily prescribed, according to official product information, to treat various fungal and yeast infections. This includes localized infections of the skin as well as more severe systemic (internal) infections. Its general purpose is to disrupt and eliminate problematic microorganisms.

Q: What happens if you miss a dose of Fijacal?

A: If a dose is missed, official instructions note that patients should generally take it as soon as they realize it. However, if it is almost time for the next scheduled dose, official instructions note that patients should generally skip the missed dose and return to their regular dosing schedule. Regulatory guidelines caution against taking a double dose to compensate for a missed one.

Q: Is Fijacal known to interact with common pain relievers?

A: Official information indicates Fijacal is an inhibitor of the CYP3A4 enzyme, which can increase the levels of other medicines metabolized by it. While common over-the-counter pain relievers are generally considered non-interacting, there is a risk of increased exposure to some interacting medicines. Consultation with a healthcare provider is generally necessary for all co-administered medications.

Q: Why do some people say Fijacal made them feel dizzy?

A: Dizziness is listed as a reported side effect of Ficafulin in official documents. This effect is part of the central nervous system effects sometimes seen with medicines in this antifungal class. Official product information contains a caution regarding operating machinery or driving if dizziness or other related effects are experienced.

Q: How does Fijacal affect sleep patterns, based on patient reports?

A: Regulatory documents sometimes list central nervous system and psychiatric adverse reactions, which can include difficulty falling asleep or staying asleep (insomnia) and nervousness. Changes in sleep patterns are generally noted in regulatory documents as adverse reactions that should be discussed with a healthcare provider.

Q: Is Fijacal known for causing stomach upset?

A: Yes, official product information reports that stomach pain, nausea, vomiting, and diarrhea are commonly reported gastrointestinal side effects. These effects are primarily associated with the oral tablet formulation of Fijacal.

Q: What if I'm already taking supplements or vitamins with Fijacal?

A: Most general vitamins and mineral supplements do not cause drug interactions with Fijacal. However, official warnings exist for certain high-dose herbal products, like St. John's wort, that can significantly reduce Fijacal's effectiveness and are contraindicated. It is generally necessary to verify all supplements with a healthcare provider before initiating treatment.

Q: How long after stopping Fijacal does it stay in the system?

A: Regulatory pharmacokinetic data specifies the elimination half-life of the active ingredient, Ficafulin, which determines its clearance time. For some drugs in this class, it is described that it can take approximately one week after the final dose for the medicine to be largely eliminated from the body.

Q: Is there a generic version of Fijacal available?

A: Fijacal is the trade name for the active ingredient, Ficafulin. Regulatory drug databases, such as the FDA's Orange Book, provide the current availability status of generic formulations containing Ficafulin.

Q: Do official documents mention hair loss as a side effect of Fijacal?

A: Yes, official regulatory documents for drugs in this class sometimes list hair loss (alopecia) or hair thinning as an adverse reaction. This is generally listed as an infrequent or less common effect.

Q: Can I drive or operate machinery while taking Fijacal?

A: Official product information cautions that Fijacal may cause side effects like dizziness or visual disturbances. Official product information advises caution regarding driving or operating heavy machinery until an individual is certain the medicine does not impair their ability to perform these activities.

Q: Is it normal to feel tired when first starting Fijacal?

A: Yes, fatigue or unusual tiredness/weakness is a reported side effect of Ficafulin, according to official labeling. While this is common, it is also listed as a symptom that can sometimes be related to more serious side effects (like liver problems) and is typically a symptom that should be discussed with a healthcare provider.

Q: Is Fijacal used in combination with other treatments?

A: Fijacal is often used alone (monotherapy), but official documents indicate it may also be used as adjunct therapy alongside other antimicrobial treatments for certain complex or severe infections. However, there are specific prohibited combinations detailed in the drug interactions section.

Q: Do patients report issues with focusing while taking Fijacal?

A: Official labeling may list nervous system effects such as dizziness or headache, which can indirectly affect concentration. Any persistent difficulty with focusing is generally noted as a symptom that should be reported to a healthcare professional.

Q: Are there specific instructions for stopping Fijacal?

A: Regulatory documents primarily emphasize the importance of completing the full, prescribed course of treatment, even if symptoms improve early. Stopping too soon can lead to the infection not fully clearing or recurring. Discontinuation instructions beyond completing the course will depend on the duration of use and the condition being treated.

Q: Is it true that patients need to use sun protection while on Fijacal?

A: Yes, official warnings exist because Ficafulin and related drugs are sometimes associated with photosensitivity (increased sensitivity to sunlight). Regulatory documents generally recommend avoiding prolonged sun exposure and using protective measures like clothing and broad-spectrum sunscreen.

Q: What happens if I accidentally take two doses of Fijacal close together?

A: Regulatory overdose sections state that taking a double dose or an overdose can increase the risk of serious side effects. These risks may include unusual mental changes like hallucinations or paranoia. Immediate medical assistance is generally required in the event of a suspected overdose.

Q: Are there any food or drinks I should avoid while using Fijacal?

A: Yes. Oral Fijacal is usually taken with a meal because administration is often tied to food to help with absorption. Official documents often suggest limiting or avoiding alcohol entirely during the course of treatment due to the potential for increased risks of side effects, particularly added stress on the liver.

Q: How quickly should someone notice the effects of Fijacal?

A: Clinical studies indicate that some patients may notice early relief of symptoms fairly soon after beginning treatment. However, the time for full clearance of the underlying infection may require the entire prescribed treatment course, which can range from several days to several weeks.

Q: Can Fijacal be used long-term?

A: Official prescribing information defines the use of Fijacal as a fixed-term course (e.g., typically a few weeks). The safety and effectiveness of use beyond the studied duration is often limited, and extending treatment requires careful assessment, including monitoring of liver function.

Q: What are the most common reasons people stop taking Fijacal?

A: Based on clinical trial data, the most common reasons patients stop treatment prematurely are typically linked to adverse reactions. These often include persistent gastrointestinal issues (nausea, vomiting) or sexual function-related side effects (for oral formulations).

Q: Are the initial side effects of Fijacal likely to go away?

A: Official documents indicate that many common side effects, such as mild stomach upset or headache, may be transient (temporary) as the body adjusts to the medicine. However, any side effect that is severe or persists should be reported to a healthcare provider.

Q: Can older adults typically use Fijacal safely?

A: Yes, older adults are an approved user population, according to official geriatric use statements. However, they may require close monitoring of organ function, especially kidney function, to ensure the drug is cleared appropriately and to prevent toxicity.

Q: Do you need lab tests before starting Fijacal?

A: Yes. Regulatory documents require baseline liver function tests before starting and periodically during oral Fijacal treatment due to the risk of liver damage. Other tests, such as PSA monitoring or kidney function tests, may also be required depending on the patient’s overall health profile.

Q: What makes Fijacal different from older treatments for the same condition?

A: Fijacal is an imidazole antifungal that operates by specifically inhibiting an enzyme essential for fungal cell structure, Lanosterol 14-alpha-demethylase (CYP51). This mechanism provides a highly targeted action against the fungal cell membrane.

Q: Does using alcohol while on Fijacal increase any risks?

A: Yes. Official warnings advise that consuming alcohol while taking Fijacal can increase the risk of side effects, primarily due to added stress on the liver. Official warnings often suggest limiting or avoiding alcohol entirely during the course of treatment.

Q: Does Fijacal interact with common allergy medications?

A: Yes. Due to its effect on the CYP3A4 enzyme, Fijacal is contraindicated (must not be taken) with certain allergy medications (antihistamines) that are metabolized by this pathway. This prohibition is necessary because it can lead to dangerously increased levels of the allergy medicine and a risk of serious heart rhythm problems.

Q: What are the common benefits people mention when discussing Fijacal?

A: Clinical studies focus on factual outcomes, such as the measured clearance rate of the target organism and the resolution of physical signs (e.g., reduced scaling or irritation). In cases of severe infection, official findings may also reflect improved survival rates during the study period.

How should Fijacal be stored and disposed of?

Official Storage and Disposal Requirements

Regulatory documents specify distinct storage conditions for Fijacal (Ficafulin) to maintain its quality, depending on the formulation.

Formulation Required Storage Condition
Oral Tablet Store at Controlled Room Temperature (20 C to 25 C).
Topical Cream Store below 30 C.

Both the tablet and cream must be kept in their original container and be protected from light and moisture. It is required that the container be kept tightly closed to maintain product integrity and stability.

All Fijacal product must be stored out of the sight and reach of children.

Unused or expired Fijacal should be disposed of according to local regulations. This typically involves utilizing an authorized drug take-back program or safely preparing the medicine for disposal in household trash, avoiding flushing down the toilet.

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

Available in countries:

Equivalent of Fijacal found in:

A-Z Index: