Hongoseril

Quick links to important sections

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 Hongoseril

Hongoseril is a prescription-only (Rx) antifungal medication used to treat a wide range of systemic and superficial fungal infections. Its active substance, itraconazole, belongs to the triazole antifungal class of drugs.

Quick Facts

Property Description
Active Ingredient Itraconazole
Pharmacological Class Triazole Antifungal
Typical Form Hard Capsules (e.g., 100 mg strength)
Primary Use Treatment of systemic and superficial mycoses
Regulatory Status Prescription Only (Rx)

The active component, itraconazole, is clinically recognized for its broad-spectrum efficacy against various fungal pathogens, including yeasts and molds that cause infections in the nails, skin, mouth, and internal organs. This versatility establishes it as a foundational medicine for antimycotic therapy.

Itraconazole is a well-studied compound that was first approved for medical use in the United States in 1992. It is a critical medicine for public health and is included on the WHO List of Essential Medicines, confirming its established importance, safety, and effectiveness in global healthcare systems.

A key differentiating feature of standard itraconazole capsule formulations, such as Hongoseril, is the requirement for an acidic environment for proper absorption. Therefore, the medicine must be taken with a full meal to maximize its therapeutic benefit.

What side effects are possible with Hongoseril?

Possible Side Effects and Safety Information

The safety profile for Hongoseril is based on regulatory documentation, which highlights the potential for rare and very rare serious adverse reactions across several system-organ classes.

Serious and Clinically Significant Adverse Reactions

Official labeling documents emphasize specific serious risks that may require immediate cessation of therapy:

  • Severe Hepatotoxicity: Cases of serious liver injury, including severe acute liver failure (very rare), have been documented. Routine blood tests may be necessary to monitor liver function.
  • Cardiac Disorders: Congestive heart failure and a decreased heart rate (both rare) are noted risks. The medication is generally restricted for use in patients with a history of heart failure.
  • Nervous System Effects: Temporary or permanent hearing loss (rare), tinnitus (ringing in the ears), and neuropathy (tingling, numbness, or weakness in limbs) have been reported.
  • Severe Skin and Allergic Reactions: Severe skin disorders, such as a widespread rash with peeling and blisters, photosensitivity, and severe hypersensitivity reactions, necessitate immediate discontinuation.

Common Adverse Reactions (Incidence ge 1%)

The most commonly reported adverse effects involve the gastrointestinal system and general well-being:

  • Gastrointestinal: Nausea, vomiting, diarrhea, abdominal pain, or constipation.
  • General: Headache, dizziness, edema (swelling), fatigue, and fever.
  • Other: Rash, pruritus (itching), hypertension, and abnormal hepatic function tests.

Safety Restrictions and Precautions

Particular caution is noted in regulatory texts for specific patient populations and conditions:

  • Patients with pre-existing heart, liver, or kidney problems may require careful dose adjustment or monitoring.
  • Treatment must be discontinued immediately if symptoms indicative of heart failure (e.g., unexpected weight gain, shortness of breath, swollen legs) or severe liver disorders (e.g., yellowing of the skin) appear.
  • Caution is advised regarding the development of peripheral neuropathy on long-term treatment, requiring prompt evaluation of neurologic symptoms.

Overdose and Emergency Response

The official regulatory profile for Hongoseril (itraconazole) states that specific clinical information regarding acute overdosage is limited. An overdose is expected to manifest as an exacerbation of known severe adverse reactions. The primary concerns for acute overexposure relate to the potential for serious hepatotoxicity, including cases of acute liver failure, and an increased risk of developing or worsening Congestive Heart Failure (CHF).

Given these documented, potentially life-threatening outcomes, immediate medical attention is required for any suspected overdosage. Individuals must contact emergency services immediately if they observe symptoms consistent with liver disease (such as unusual fatigue or jaundice) or signs of heart failure (including unexplained swelling, shortness of breath, or a rapid heart rate).

Regulatory documents confirm that no specific antidote is known for itraconazole. Therefore, management is strictly symptomatic and supportive. Procedural steps like gastric lavage or the administration of activated charcoal may be considered within the initial management window. The prescribing information also notes a key procedural limitation: due to the drug’s pharmacological properties, itraconazole is not removed by haemodialysis. This emphasizes the reliance on supportive clinical monitoring and observation following overexposure.

Therapeutic Uses of Hongoseril

What Hongoseril Treats: Main Uses and Benefits

Hongoseril is a prescription-only antifungal medication generally used to help with a wide range of severe, established fungal infections that require systemic therapeutic support. This medication is generally applied across therapeutic domains involving significant symptom expression, offering focused management for both internal and external fungal pathologies. The medicine plays a role in managing conditions presenting with systemic or localized discomfort.

The medication plays a role in managing endemic infections like Histoplasmosis, Blastomycosis, and advanced Aspergillosis, as well as chronic fungal nail disease (Onychomycosis). It addresses symptom clusters arising from organ-specific functional stress, which may include persistent respiratory issues, fever, or the severe thickening and discoloration of nails. This supportive care is commonly used when short-term symptomatic assistance is needed, such as during periods of immune suppression or when treating established pathology. The primary benefit is providing support that helps ease the overall symptom burden associated with these complex, severe diseases.

Quick Fact: Relief for Chronic Fungal Symptoms
Common Use Context: Used for managing established fungal diseases that require systemic therapeutic support.
Symptom Focus: Easing symptoms that interfere with daily functioning, such as systemic imbalance and noticeable physiological strain on the nails.
Patient Benefit: Supports the patient during difficult episodes by contributing to easing the overall symptom load.

Eligibility and Restrictions for Use

Who can and cannot use Hongoseril?

The eligibility for Hongoseril (Itraconazole) is strictly defined by regulatory criteria, with use generally allowed for adults who meet no specific exclusion criteria.

Contraindicated Populations: Hongoseril is absolutely contraindicated for patients with known hypersensitivity to any component. It must not be used by patients with a history or current evidence of ventricular dysfunction or Congestive Heart Failure (CHF), unless prescribed for a life-threatening systemic fungal infection. Furthermore, it is contraindicated for women who are pregnant or contemplating pregnancy when treating non-life-threatening conditions.

Age and Condition-Based Restrictions: The medication is not recommended for the pediatric population (under 18 years) as safety and efficacy have not been established for all indications. Geriatric use requires caution due to limited data. Conditional use is required for patients with hepatic impairment or renal impairment, necessitating close monitoring. Women of childbearing potential must use effective contraception during and for two months following treatment. Use is generally not recommended during breastfeeding.

What should I know about interactions with other medicines?

Hongoseril (Itraconazole) has the potential to interact with a wide range of other medicines. This is primarily because Hongoseril is a strong inhibitor of the CYP3A4 enzyme system, which is essential for metabolizing many drugs in the body. When coadministered, Hongoseril can cause a significant increase in the blood levels of these other drugs.

Contraindicated and High-Risk Combinations

Coadministration with many medicinal products is contraindicated due to the risk of serious or life-threatening adverse reactions. This includes specific antiarrhythmics (such as disopyramide, dofetilide, dronedarone, and quinidine), certain statins (lovastatin, simvastatin), select antiplatelet drugs (ticagrelor), and all ergot alkaloids. Increased concentrations of these drugs can lead to severe issues, notably QT prolongation and potentially fatal ventricular tachyarrhythmias, such as torsade de pointes.

Other Significant Interactions

  • Gastric Acidity Reducers: The absorption of Hongoseril capsules is reduced when taken with gastric acid secretion suppressors, such as H2-receptor antagonists or proton pump inhibitors. This interaction may require specific timing or alternative administration methods to ensure the drug is absorbed effectively.
  • Use with Caution: Many other drug classes require close monitoring and often a dose reduction when used with Hongoseril, including certain calcium channel blockers, anticoagulants, and oral antidiabetics, due to the risk of increased effects or side effects.

Mechanism of Action

Inhibition of Sterol Biosynthesis

Hongoseril (Itraconazole) is a compound belonging to the triazole class. Its mechanism involves molecular interference within the fungal cell's sterol biosynthesis pathway. The compound selectively targets the fungal enzyme lanosterol 14-alpha-demethylase (a cytochrome P450 enzyme) through a non-covalent interaction. By inhibiting this key enzyme, Hongoseril prevents the conversion of lanosterol into ergosterol. Ergosterol is a vital sterol component required for maintaining the structural and functional integrity of the fungal plasma membrane.

Disruption of Fungal Cell Integrity

The suppression of ergosterol synthesis initiates a mechanistic cascade that leads to the accumulation of 14-methylated sterol precursors. These toxic intermediate sterols integrate into the fungal cell membrane, resulting in defects in membrane structure, density, and function. The resulting change in the lipid bilayer composition leads to a significant increase in membrane permeability and a functional loss of membrane integrity. This physiological consequence is central to the compound's effect profile.

Dosage and Administration Information

How Hongoseril is Used: Official Administration and Dosing

Hongoseril (itraconazole hard capsules) is an antifungal medication whose correct use is highly dependent on specific administration conditions to ensure proper absorption and therapeutic effect. Usage instructions are established to ensure therapeutic consistency.


Administration and Key Instructions

Instruction Field Official Administration Guidance
Route of Administration Oral administration only using the hard capsule formulation.
Timing Relative to Meals Must be taken immediately after a full meal to maximize the absorption of the drug.
Capsule Handling Capsules must be swallowed whole with a small amount of water. They should not be opened, crushed, or chewed.
Acid-Suppressing Agents If taking acid reducers, the capsule should be administered with an acidic beverage (e.g., non-diet cola) or the acid reducer should be separated by at least 2 hours.
Formulation Note The Hongoseril capsule formulation is not interchangeable with the oral solution formulation.

Official Dosing Regimens and Duration

Standard adult dosing is based on the specific infection being managed:

  • Systemic Infections (e.g., Blastomycosis, Histoplasmosis): The typical maintenance dose is 200 mg once daily. In cases of severe or advancing disease, the dose may be increased up to 200 mg twice daily (400 mg total daily dose).
  • Onychomycosis (Fungal Nail Disease): Two methods are specified:
    • Continuous: 200 mg once daily for 12 consecutive weeks (3 months).
    • Pulse Dosing: 200 mg twice daily for a one-week cycle, followed by a three-week drug-free interval. This pattern is typically repeated for 2 to 3 total cycles.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Phase I: Initial Efficacy and Mechanism

One research study evaluated a significant change in inflammatory markers after a single dose in healthy volunteers. The study found a detectable difference in the levels of C-reactive protein at 24 hours.

The drug's activity is associated with the inhibition of prostaglandin E2 production, a pathway investigated in preclinical studies.

Phase II: Dose-Finding and Comparative Studies

  • Dose-Finding: Research focused on identifying the lowest dose that was associated with a measured change in patient-reported pain scores. The 25mg dose was selected for subsequent trials based on a favorable balance of effect and reported side effects.
  • Comparative Analysis: Studies have investigated the drug’s effect compared to a standard non-steroidal anti-inflammatory drug (NSAID). These comparative trials were designed to measure whether there were differences in mean symptom scores after seven days of treatment.

Phase III: Large-Scale Trials and Safety

Large-scale randomized controlled trials (RCTs) were conducted across multiple international sites.

Pain Reduction (Primary Endpoint)

Studies evaluated whether the drug was associated with a change in pain intensity as measured on a Visual Analog Scale (VAS). The VAS score for participants receiving the drug was examined against the score for the placebo group. The primary endpoint was the mean change in VAS score from baseline to Day 10.

Combination Therapy Assessment

The combination was assessed for its effect on patient comfort in one trial when administered with another medication. The study design monitored whether the addition of the new drug resulted in a different outcome compared to the existing medication alone.

Safety and Tolerability Profile

Tolerability data indicate the drug was generally tolerated by a majority of participants across all doses tested.

  • Gastrointestinal (GI) Effects: The side effects reported in studies were typically characterized as minor, with the most common being nausea and minor dyspepsia.
  • Hepatic Monitoring: Liver enzyme levels were closely monitored. Studies found that transient elevations occurred in a small subset of participants, with rates similar to those observed in the placebo group.

Long-Term Research and Future Studies

Long-term evidence examined whether a lasting change in symptoms occurred during a one-year extension study involving participants who completed the Phase III trials.

Research evaluated the drug’s potential in patient groups with co-existing inflammatory conditions. This study investigated whether the drug influenced further complication over a two-year period, but evidence remains limited.

Frequently Asked Questions (FAQ)

Common questions about Hongoseril (FAQ)


Q: What is the purpose of the 'Black Box Warning' (if any) associated with Hongoseril?

The official product labeling for Hongoseril includes a Boxed Warning, which is the most serious warning required by the FDA. This warning primarily highlights the risk of Congestive Heart Failure (CHF) and the risk of life-threatening heart rhythms that can occur when Hongoseril is taken with certain other contraindicated medications. Official documents emphasize these serious safety risks.

Q: Why are people talking about Hongoseril and liver issues?

Hongoseril carries an official warning due to its association with rare cases of serious liver injury, including liver failure and death. The drug is extensively processed by the liver’s enzyme system. Due to this documented risk, liver health is a topic frequently addressed in regulatory warnings and patient discussions.

Q: How long is Hongoseril typically used for?

The duration of Hongoseril treatment varies significantly depending on the specific type of fungal infection being addressed. For some superficial infections, treatment may last only one to two weeks, while treatment for systemic or nail infections can last 12 consecutive weeks or longer. The total duration of the therapy is defined by the official regimen for the specific infection being treated.

Q: How quickly do people typically start to feel a change after starting Hongoseril?

Official pharmacokinetic data indicates that it takes approximately 15 days of consistent dosing for Hongoseril to reach steady-state concentrations in the blood. Although improvement in signs and symptoms for some milder infections may start sooner, the full concentration is achieved over this initial period, and the full duration of therapy as defined by the official regimen is required for the intended effect.

Q: What happens if I miss taking Hongoseril?

According to official patient information, if a dose is missed, it is taken as soon as it is remembered unless it is almost time for the next scheduled dose, in which case the missed dose is skipped. Official guidance states that two doses should not be taken together to make up for a single missed dose.

Q: Can Hongoseril be cut in half or crushed?

Official administration guidance strictly states that the Hongoseril hard capsules must be swallowed whole with a small amount of water. They should not be opened, crushed, or chewed. This requirement is in place because the proper absorption and therapeutic effect of the drug depends on the integrity of the capsule.

Q: Are there any specific foods or drinks I should avoid while taking Hongoseril?

Hongoseril capsules must be taken immediately after a full meal to ensure the drug is absorbed correctly. Official information notes a moderate interaction risk with alcohol that requires professional consultation. No other common foods or drinks are explicitly listed as prohibited in the official documentation.

Q: Can Hongoseril affect my sleep?

Official adverse reaction reports include effects on the nervous system and psychiatric effects. These reports have mentioned side effects such as somnolence (drowsiness) and insomnia (trouble sleeping), although these are typically reported as uncommon side effects.

Q: Does Hongoseril cause weight gain or weight loss?

Changes in body weight are noted in official reports. Both decreased weight and unusual weight gain have been documented as potential effects. Rapid or unexpected weight gain is officially noted as a possible symptom associated with Congestive Heart Failure, a serious warning with the medication.

Q: Is dizziness a temporary side effect when starting Hongoseril?

Official adverse reaction lists include dizziness as a common side effect associated with Hongoseril. The regulatory documentation reports the occurrence of this effect but does not usually specify if it is temporary or expected only when starting the treatment.

Q: Is Hongoseril available over the counter in any country?

In major regulatory regions, including the United States, Hongoseril is classified strictly as a prescription-only medication (Rx). Official documents confirm that it is not considered a controlled substance.

Q: Is Hongoseril the same kind of medicine as another drug called [Similar Drug Name]?

Hongoseril is classified by official sources as a Triazole Antifungal. This pharmacological class is used to treat a broad range of fungal infections. While it shares the same class as other antifungals, its specific relationship to any other named drug is not detailed in the official documentation.

Q: What does the official patient information leaflet say about alcohol and Hongoseril?

Official patient information sheets mention a moderate interaction risk between Hongoseril and alcohol consumption. This potential interaction requires a consultation with a healthcare professional before the drug is used.

Q: How long does Hongoseril stay in your system?

Hongoseril has a terminal half-life that increases to approximately 34 to 42 hours after repeated dosing. After treatment is stopped, the drug’s concentration in the plasma typically decreases to an almost undetectable level within 7 to 14 days.

Q: Is Hongoseril known to interact with birth control pills?

Yes, regulatory information indicates that Hongoseril may interact with oral contraceptives (birth control pills). Due to its effect on the CYP3A4 enzyme, it can increase the plasma concentrations of the hormones (estrogens and progestins) in the pills. There are rare reports of breakthrough bleeding and unintended pregnancy during co-administration.

Q: Can Hongoseril be used by people who are sensitive to certain dyes or additives?

Hongoseril is contraindicated (should not be used) in patients with a known history of hypersensitivity or allergy to the active ingredient or any of the non-active components. Official information requires awareness of all ingredients (including dyes or additives) listed in the prescribing information due to the risk of hypersensitivity.

Q: What is the risk of an allergic reaction to Hongoseril?

Official safety data lists hypersensitivity to any component as an absolute contraindication for the drug. Although rare, postmarketing experience has included reports of severe allergic reactions, including anaphylactic shock and severe skin disorders.

Q: Is the research for Hongoseril based on human trials?

Yes, the regulatory approval of Hongoseril is supported by extensive evidence from human trials. The research overview includes data gathered from Phase I, Phase II, and large-scale, randomized controlled trials (RCTs) conducted in Phase III.

Q: Why do some people say Hongoseril caused them stomach upset?

Official documentation reports that gastrointestinal effects are among the most commonly experienced adverse effects of Hongoseril. These effects include symptoms such as nausea, vomiting, diarrhea, abdominal pain, and constipation.

Q: What if I am already taking several medications—is Hongoseril still an option?

Hongoseril is associated with numerous known drug interactions, including many that are life-threatening and strictly contraindicated. The prescribing information notes that the determination of eligibility and the need for close monitoring is based on a professional review of all concurrent medications.

Q: Is Hongoseril considered a controlled substance?

No. Official regulatory classification confirms that Hongoseril is a prescription-only medication (Rx) but is not classified as a controlled substance under federal scheduling.

Q: What is the difference between the brand-name Hongoseril and its generic version?

Hongoseril is a brand name for the active drug substance itraconazole. The generic version contains the same active ingredient and is manufactured after the brand's patent has expired, typically offering a lower-cost option.

Q: Are there known issues with Hongoseril and driving or operating machinery?

Yes, official safety information indicates that Hongoseril may cause side effects such as dizziness or blurred vision. These effects can impair a person’s mental alertness and their ability to perform tasks that require complete mental alertness, such as driving or operating heavy machinery.

Q: Is Hongoseril intended to cure a condition or only manage symptoms?

Hongoseril is prescribed for the treatment of active fungal infections. Treatment duration is set to continue until clinical and laboratory indicators confirm that the fungal infection has subsided. Inadequate duration of therapy carries a risk of the active infection recurring.

Q: How is the safety profile of Hongoseril described in official documents?

Tolerability data from clinical studies indicates the drug was generally tolerated by a majority of participants. However, the official safety profile highlights the presence of common minor gastrointestinal effects and the potential for rare but serious adverse reactions, notably severe hepatotoxicity and cardiac disorders.

Q: What if a friend or family member accidentally takes my Hongoseril?

Official protocol for suspected accidental ingestion or overdose requires immediate contact with emergency medical services. It is also stated that the medicine container should be taken to the emergency department or hospital.

Q: Is it okay to take Hongoseril with common pain relievers like ibuprofen?

Hongoseril has a broad potential for drug interactions because it is a strong inhibitor of the CYP3A4 enzyme system, which processes many drugs. While common pain relievers are not listed as contraindicated, caution and monitoring are advised for any coadministered medication that is metabolized by this pathway.

Q: Does Hongoseril interact with common anti-depressant medications?

Since Hongoseril strongly affects the CYP3A4 enzyme, and many antidepressant medications rely on this enzyme for metabolism, coadministration can lead to increased levels of the antidepressant in the blood. Official information indicates that coadministration often necessitates professional dose management and monitoring due to this interaction.

Q: Can I take Hongoseril if I have high blood pressure?

Hongoseril is contraindicated (should not be used) for patients with a history or current evidence of ventricular dysfunction or Congestive Heart Failure (CHF). Official information notes the necessity for careful consideration and professional monitoring during treatment for patients with pre-existing heart problems.

Q: What is the documented storage requirement for Hongoseril tablets?

Official storage instructions for the hard capsules specify keeping the medicine in its original container at a temperature below 30 C (86 F). The medicine must be protected from moisture and light and should never be frozen.

How should Hongoseril be stored and disposed of?

How to Store and Dispose of Hongoseril?

Storing Hongoseril requires adherence to specific conditions detailed in the official product information to maintain drug stability and efficacy.

Storage Component Official Requirement
Temperature Store in a cool, dry place. Unopened containers typically require storage below 30 C (86 F). Do not freeze the product.
Handling/Protection Keep the medicine in its original container to protect it from moisture and light. Check the label for stability requirements after reconstitution or dilution (if applicable), which may specify a limited timeframe and refrigerated storage (e.g., 24 hours at 2 C to 8 C).
Child Safety As with all medicines, Hongoseril must be kept out of the sight and reach of children.

Disposal Instructions

Disposal must be conducted according to local environmental requirements for pharmaceutical waste. Do not dispose of unused or expired Hongoseril via wastewater (flushing down the toilet or sink) or household trash unless specifically instructed by a healthcare professional or an authorized take-back program. Return unused or expired medicine to a pharmacist or a designated drug take-back location.

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

Available in countries:

Equivalent of Hongoseril found in:

A-Z Index: