Clenil

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Medically reviewed

Laura Arias

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 Clenil

Quick Facts

Property Description
Active Ingredient Beclometasone dipropionate
Form Pressurized inhalation suspension (Metered-dose inhaler - MDI)
Pharmacological Class Glucocorticosteroid / Inhaled Corticosteroid (ICS)
Common Use Long-term control of airway inflammation
Origin Synthetic

What Type of Medicine is Clenil?

Clenil is a specialized prescription medicine intended for the long-term, preventive management of chronic airway inflammation, and is not used for immediate symptom relief. It is classified as an Inhaled Corticosteroid (ICS), belonging to the broader pharmacological class of Glucocorticosteroids.

The active ingredient is Beclometasone dipropionate, a powerful synthetic compound derived from the corticosteroid structure. This agent is clinically recognized for its potent anti-inflammatory properties directly within the lungs, supporting its listing as an essential medicine. Unlike oral steroids that affect the entire body, Clenil's design as an ICS ensures the active substance is concentrated in the respiratory passages, minimizing systemic exposure while maximizing the local therapeutic effect.

Composition and Delivery Form

The medicine is a pressurized inhalation suspension administered through a metered-dose inhaler (MDI), which is essential for its localized function.

The high-level composition consists solely of the active agent, Beclometasone dipropionate, suspended in an excipient system that typically includes a propellant (such as HFA-134a) and small amounts of ethanol. The specific formulation is designed to optimize the delivery of the suspension particles to the lower airways. This delivery route—oral inhalation—ensures the active substance reaches the target tissue directly.

General Purpose and Mechanism Summary

The general purpose of Clenil is to provide targeted anti-inflammatory action to manage chronic inflammation and hyper-reactivity in the airways.

By consistently suppressing the release of inflammatory chemicals and calming the local immune response, Beclometasone dipropionate helps to reduce the persistent swelling and sensitivity of the respiratory passages. This fundamental, ongoing action supports the long-term stability of the airways, distinguishing it as a preventive treatment for underlying conditions.

Regulatory References

  1. WHO Model List of Essential Medicines

What side effects are possible with Clenil?

Possible Side Effects and Safety Information

The officially documented safety profile for Beclometasone dipropionate (Clenil) differentiates between local reactions at the site of administration and potential systemic effects associated with prolonged use. Adverse reactions are formally classified by frequency according to regulatory standards.


Frequency Classification and System-Organ Effects

Classification Examples of Documented Adverse Reactions
Very Common Headache.
Common Local Effects: Oral candidiasis (thrush), Pharyngitis, hoarseness, inhalation site discomfort.
Uncommon Hypersensitivity reactions (e.g., rash), Anxiety, Dizziness, Abdominal pain.
Rare/Very Rare Serious Events: Paradoxical bronchospasm, Anaphylaxis, Adrenal suppression (HPA-axis suppression).

Duration-Related and Population-Specific Safety Notes

The risk of developing systemic effects is associated with long-term use of the medicine. These potential systemic effects, documented under the Endocrine and Musculoskeletal Systems, include a decrease in bone mineral density and the development of cataracts or glaucoma.

For pediatric patients, regulatory labeling notes the potential for growth retardation, necessitating routine growth monitoring. Psychiatric effects, such as irritability and hyperactivity, have been predominantly reported in children.

Safety Restrictions

Clenil is contraindicated in individuals with a known hypersensitivity to any component of the formulation. It is explicitly stated in regulatory documentation that this medicine must not be used for the primary treatment of acute episodes of bronchospasm or status asthmaticus.

Overdose and Emergency Response

Overdose and when to seek help

Official regulatory information differentiates between the risk profiles of acute and chronic overdose for Clenil (beclometasone dipropionate).

Acute Overdose and Emergency Action

Regulatory documentation states that acute overdosage with inhaled beclometasone dipropionate is unlikely to require any emergency action. The systemic absorption from a single high dose is generally low enough that it does not present an immediate, life-threatening crisis.

Chronic Overdose and Systemic Effects

Long-term use of doses substantially higher than the recommended dosage, classified as chronic overdose, is associated with the primary systemic risk of suppression of the hypothalamic-pituitary-adrenal (HPA) axis. The HPA axis is the body's natural system for producing steroid hormones. Manifestations of chronic exposure that may require monitoring include the potential for reduced adrenal reserve.

When to Seek Medical Help

  • Acute Overdose: If you suspect a single, acute overdose, no explicit instruction to seek immediate emergency help is given in official labeling, due to the low emergency risk. However, contact a poison control center or healthcare professional for guidance.
  • Chronic Overdose: The risk of HPA axis suppression is a slow-onset condition related to chronic exposure. Due to this potential systemic effect, monitoring of adrenal reserve by a healthcare provider may be necessary following prolonged, high-dose exposure.

Any unexpected changes in health or symptoms that raise concern should always be discussed with a doctor, as is standard practice for medication use.

Therapeutic Uses of Clenil

Clenil (Beclometasone dipropionate) is commonly used across therapeutic domains that involve long-term respiratory support. It may be part of symptomatic management in situations where patients experience recurring symptoms related to physical discomfort. This approach is applied in clinical settings that involve acute or unstable symptom patterns, providing support during difficult episodes by easing distress.


Key Therapeutic Focus

The primary therapeutic focus of Clenil is relevant for easing conditions characterized by persistent asthma. It is commonly used to help with conditions presenting with systemic or localized discomfort, such as wheezing, shortness of breath, and chronic coughing. This medication supports general well-being during symptomatic phases. Clenil's indications are mainly centered on: conditions involving episodic or fluctuating manifestations related to asthma, and supportive care in certain cases of Chronic Obstructive Pulmonary Disease (COPD). This therapy is relevant for easing symptom clusters that create noticeable physiological strain, which contributes to improved comfort during periods of heightened symptoms.


Quick Fact: Symptom Stabilization

Clenil is often applied in scenarios where symptoms become more disruptive during flare-ups, providing supportive relief that may help patients cope more steadily with symptom fluctuations.

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Clenil — Official Regulatory Information

The eligibility status for Clenil (Beclometasone dipropionate Inhalation) is strictly defined by population rules in government regulatory documents.

Eligibility scope Official Regulatory Statement
Populations for whom use is allowed Adults and adolescents (ge 12 years). Children mathbf5 years of age and older are generally eligible for maintenance therapy, though this may vary by specific product strength and region. Older adults typically require no dose adjustment.
Populations for whom use is contraindicated Patients with a known hypersensitivity to any component of the formulation. Patients in the primary treatment of status asthmaticus or other acute episodes of bronchospasm, as Clenil is not a rescue medication.
Age-related eligibility rules Use in children under 5 years of age is generally not recommended or efficacy/safety has not been established for specific formulations. High-strength products are often labeled as not suitable for children.
Eligibility-related restrictions Use requires caution in patients with active or quiescent pulmonary tuberculosis or other untreated systemic infections (e.g., fungal, bacterial, viral). Caution is also noted for patients transferring from systemic (oral) corticosteroids.
Pregnancy and lactation eligibility status Pregnancy: Use is permitted if the expected benefit justifies the potential risk. Lactation: Use is generally considered acceptable as the amount excreted into breast milk is expected to be minimal.

Connection to the Overall Eligibility Profile

Regulatory documents define the eligible population by setting absolute contraindications for acute respiratory failure and known drug allergy. Eligibility is strictly limited by age, restricting use below a minimum established threshold, and by comorbid conditions requiring caution in patients with infectious diseases due to the nature of the active ingredient.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Clenil's (Beclometasone dipropionate) interaction profile is narrowly defined in regulatory documentation, focusing on effects that may alter its systemic exposure or lead to cumulative steroid effects. Officially documented interactions fall into two primary classifications: pharmacokinetic and pharmacodynamic.

Pharmacokinetic and Exposure-Altering Interactions

Co-administration with strong CYP3A inhibitors may increase the systemic effects of the corticosteroid. While Beclometasone's primary metabolism is less dependent on cytochrome P450 enzymes, caution and appropriate monitoring are required when co-administering this medicine with specific strong inhibitors such as Ritonavir or Cobicistat.

Classification Interacting Agents Official Restriction
Exposure Risk Strong CYP3A Inhibitors (e.g., Ritonavir, Cobicistat) Use with caution and appropriate monitoring is required

Pharmacodynamic and Other Interactions

Concurrent use with other corticosteroids (such as oral, nasal, or topical steroids) carries a risk of additive systemic corticosteroid activity. This is a pharmacodynamic effect that may lead to cumulative exposure. Furthermore, certain Clenil formulations contain ethanol as an excipient, leading to a theoretical potential for interaction in sensitive patients taking drugs like Disulfiram or Metronidazole. No mandatory timing or separation rules for administration are specified in the official labeling.

Mechanism of Action

Mechanism of Action: Pharmacodynamics

Direct Activation of the Glucocorticoid Receptor

The active metabolite, Beclometasone Monopropionate (BMP), acts as an agonist (activator) of the Glucocorticoid Receptor (GR) located inside target cells within the respiratory mucosa. This molecular interaction allows the activated receptor complex to translocate to the cell nucleus, where it modulates the gene expression profile of target cells.

Reprogramming the Inflammatory Cascade

This nuclear action employs two core processes: transrepression and transactivation. By blocking pro-inflammatory transcription factors like NF-kappaB, the mechanism suppresses the synthesis of key inflammatory mediators (e.g., cytokines and eicosanoids) while simultaneously increasing the production of anti-inflammatory proteins. The action limits the function and infiltration of immune cells, such as eosinophils, within the local tissue.

Establishing Sustained Airway Stabilization

The cumulative effect of modulating inflammatory gene expression and immune cell activity influences vascular permeability and bronchial tissue reactivity. This molecular-level control relates to the delayed functional effect of the mechanism, as it requires time for inflammatory protein concentrations to shift and for the underlying tissue state to adjust.

Dosage and Administration Information

Clenil is administered exclusively via oral inhalation using a pressurized metered-dose inhaler (MDI). This official administration route ensures the active ingredient, Beclometasone dipropionate, is delivered directly into the respiratory passages. The medicine is used according to a divided dosing schedule, where the total daily amount is typically split into two administrations per day, though some regimens allow for three or four daily uses.

Dosing is determined by the severity of the clinical scenario at the start of treatment. For adults, the initial dose may range from 200 mu g up to 800 mu g daily, with high-dose protocols allowing for total daily dosages of up to 3200 mu g in divided doses. In all cases, the prescribed regimen follows a strict titration protocol: once control is established, the dosage is systematically adjusted downward to the lowest amount required for effective maintenance.

The administration procedure includes specific requirements to ensure proper usage. Before first use or after a prolonged period of inactivity, the inhaler must be primed by releasing one or two puffs into the air. A spacer device is mandatory for all pediatric use (children over four years of age) and for adult regimens where the daily dose is 1000 mu g or higher. A key procedural instruction, integral to the administration protocol, requires the user to rinse their mouth with water and spit the water out immediately after each completed dose.

Recent Clinical Evidence

Research evidence / Overview of Studies for Clenil (Beclometasone Dipropionate)

Evidence for Use in Persistent Asthma

The research base for Clenil (Beclometasone dipropionate, BDP) focuses on the use of inhaled corticosteroids and relies largely on Randomized Controlled Trials (RCTs) and Systematic Reviews. These studies were used in research exploring how regular administration of the inhaled medicine was linked to changes measured in lung function, symptom frequency, and the occurrence of acute asthma episodes. The primary outcomes the researchers monitored included objective measures of airflow within the lungs, such as the Forced Expiratory Volume in 1 second ( FEV1), and patient-reported outcomes describing perceived discomfort.

The findings describe patterns observed in the studies related to measured changes in airflow metrics when compared to baseline or non-treatment groups. Research highlights changes measured during the study period, including data on symptom and rescue medication use frequencies. Evidence also contributes to understanding symptom patterns by tracking the number of severe asthma flare-ups studied. This research provides context, but not individual predictions, regarding how asthma control was observed in populations using inhaled BDP.


Evidence for Reducing Systemic Steroid Reliance

Specific comparative trials have focused on the use of inhaled BDP in individuals with severe, chronic asthma who also received oral corticosteroids (OCS). Researchers primarily tracked outcomes related to systemic or functional imbalance, such as the ability to reduce or discontinue the required daily OCS dose while maintaining respiratory stability. Studies report that a high proportion of patients in the observed populations were able to attempt a reduction in their oral steroid dose when inhaled BDP was administered as part of the study protocol.


What Remains Uncertain in the Research

Research explored the impact of BDP in Chronic Obstructive Pulmonary Disease (COPD), where the research describing exacerbation rates studied often involves BDP within combination products, and comparative evidence for BDP used alone is limited. Findings from pediatric trials contribute to the broader evidence landscape by describing patterns observed in the pediatric population related to changes in measured lung function. However, results apply only to the populations studied, and there is limited information for long-term growth-related outcomes in children.

Frequently Asked Questions (FAQ)

Common questions about Clenil (FAQ)


Q: How quickly does Clenil start working?

Clenil is a long-term preventive treatment, not a fast-acting one. Official drug information indicates that improvement in breathing may be observed as soon as 24 hours after starting the medicine. However, the full intended benefit, or maximum effect, typically requires one to four weeks of regular administration to be noticed.


Q: What is the typical time frame to notice the full benefits of Clenil?

The maximum therapeutic benefit for long-term control is usually achieved after using the medicine consistently for one to four weeks of use. This time frame reflects the period required for the medicine to suppress underlying airway inflammation fully.


Q: What is the difference between Clenil and a 'rescue' inhaler?

Clenil is a preventive medicine that works over time to manage airway inflammation. Official regulatory documentation states that Clenil must not be used as a 'rescue medication' for immediate breathing attacks or acute bronchospasm. Acute attacks require the use of a short-acting inhaled bronchodilator, which is often called a rescue inhaler.


Q: Does Clenil interact with common pain relievers?

Regulatory information describes potential interactions that may alter systemic exposure. For common pain relievers, the medicine has been described as having a potential interaction with some non-steroidal anti-inflammatory drugs (NSAIDs). Using these together may increase the risk of gastrointestinal irritation.


Q: Can Clenil cause oral thrush?

Oral candidiasis, commonly known as thrush, is officially documented as a common side effect. Regulatory administration procedure requires the user to rinse their mouth with water and spit the water out immediately after each completed dose. This step is included in the administration procedure to minimize the local exposure of the drug in the mouth.


Q: Does Clenil cause weight gain?

Weight gain is not one of the most frequently reported side effects. The side effect of increased weight has been reported in regulatory documents, typically classified as Uncommon, meaning it occurs in 0.1% to 1% of patients in studies.


Q: Can Clenil affect my voice?

Yes, local side effects near the site of administration can affect the voice. Regulatory documents list hoarseness and other voice changes as potential adverse reactions to the medicine, which are classified as common.


Q: Is it normal to have a dry throat after using Clenil?

A minor level of local irritation is sometimes experienced. Dryness or soreness of the throat is listed in official documents as one of the commonly reported local side effects of using the medicine.


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

Potential systemic effects are noted in regulatory documents and are associated with long-term use. These effects may include a decrease in bone mineral density and the potential development of cataracts or glaucoma.


Q: Are there food or drink restrictions while using Clenil?

Official warnings primarily focus on drug-to-drug interactions. However, some formulations of the inhaler contain ethanol (alcohol) as an excipient. This is noted in regulatory documents as a potential consideration for patients with sensitivities or medical restrictions related to alcohol use.


Q: Can I use Clenil if I have diabetes?

Regulatory cautions note that use requires careful consideration and monitoring in patients who have diabetes. This is because corticosteroids can have an influence on blood sugar levels.


Q: Does Clenil contain lactose or gluten?

Metered-dose inhaler (MDI) formulations typically do not contain gluten. However, some inhaled powder formulations (non-MDI) may contain lactose monohydrate as an excipient. The excipients for a specific product can be confirmed in that product's official regulatory documentation.


Q: Does Clenil make you drowsy?

The medicine is generally not associated with sedation. Official guidance states that Clenil is unlikely to affect the ability to drive or operate machinery.


Q: Can Clenil be used by people with high blood pressure?

Regulatory cautions note that use requires careful consideration and monitoring in patients who have high blood pressure (hypertension).


Q: Is Clenil studied in older adults?

Yes, the use of the medicine has been considered in this population. Official guidance confirms that no dose adjustment is typically required in older adults (65 years of age and older).


Q: Can Clenil affect sleep?

Regulatory documents list potential behavioral effects associated with long-term use. Sleep disorders are listed among the rare potential psychological or behavioral effects reported from the use of the medicine.


Q: Is there a generic version of Clenil available?

The active ingredient, beclomethasone dipropionate HFA inhalation aerosol, is available in generic form. The generic equivalent of the product has been granted tentative approval by the US FDA.


Q: Does Clenil affect the immune system?

Regulatory documents advise caution in patients with certain untreated systemic infections (such as tuberculosis, fungal, or viral infections). This is due to the drug's action as an anti-inflammatory steroid which modulates immune cell function.


Q: Are headaches a potential side effect of Clenil?

Headache is officially documented as a Very Common side effect of the medicine. It is one of the most frequently reported adverse reactions in official product labeling.


Q: Can Clenil affect eyesight or cause blurry vision?

Yes, some visual effects have been documented. Potential systemic effects associated with long-term use include the development of cataracts or glaucoma. Additionally, blurred vision is reported in postmarketing data.


Q: Is Clenil available in a nebulizer solution?

The standard Clenil is a pressurized metered-dose inhaler (MDI). However, beclometasone dipropionate is available in various formulations, and certain brand variants have been supplied as a sterile liquid formulation (which may be suitable for nebulization) in some international regions.


Q: Are there different strengths of Clenil available?

Yes, the medicine is officially available in different product strengths (measured in micrograms per actuation). These varying strengths are used by healthcare providers to determine the total dose that aligns with the required treatment regimen.


Q: Is it normal to not feel or taste anything when using the Clenil inhaler?

The sensory experience can vary between users. Regulatory documents list 'inhalation site sensation' or 'taste sensation' as a Common local side effect, implying that a lack of taste or sensation during proper administration is also a frequent occurrence.

How should Clenil be stored and disposed of?

How to Store and Dispose of Clenil?

Storing Clenil (beclometasone dipropionate) requires adherence to specific conditions documented in official regulatory labeling to ensure product stability and safety. The medicine must be kept out of the sight and reach of children.

Storage Constraints

  • Temperature: Do not store the medicine above 30 C.
  • Protection: The product must be protected from frost and direct sunlight.
  • Handling: The container is pressurized and must not be pierced or incinerated, even after it is empty.

Disposal Requirements

To protect the environment, Clenil must not be disposed of via household waste or wastewater. Consult your pharmacist for instructions on how to properly dispose of the medicine when it is no longer required.

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

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