Clenovet

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Clenovet

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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 Clenovet

Clenovet is a prescription-only synthetic medication, classified as a beta2-adrenergic receptor agonist, primarily utilized for its potent bronchodilator effect on the airways.

Property Description
Active ingredient Clenbuterol Hydrochloride
Form Tablet, Oral solution
Pharmacological class Selective beta2-Adrenergic Receptor Agonist, Sympathomimetic
Common use Bronchodilation (easing of restricted air passages)
Origin Synthetic (man-made chemical)

The Identity of Clenovet: Pharmacological Classification and Active Ingredient

The medicine is defined by its sole active component, Clenbuterol Hydrochloride, a synthetic substituted phenylaminoethanol compound. This substance belongs to the general class of sympathomimetic amines and is specifically recognized as a selective beta2-adrenergic receptor agonist. This identity is clinically recognized for providing a potent and sustained effect on the muscles controlling airway diameter, differentiating it from shorter-acting agents. Clenovet is typically supplied for oral administration as either a tablet or an oral solution.


What is Clenovet’s Purpose as a Bronchodilator?

The fundamental purpose of Clenovet is its role as a powerful bronchodilator, a classification identified by its ATC code R03AC14. This means the medicine’s main function is to physically widen the air passages. The bronchodilating effect is achieved by the drug’s selective binding to the beta2-adrenergic receptors, which then signals the smooth muscle walls of the bronchial tubes to relax. This process of muscle relaxation directly counteracts the physical restriction of the airways. By facilitating this relaxation and the subsequent widening of the air passages, Clenovet enables an easier and more efficient flow of air into and out of the lungs.

What side effects are possible with Clenovet?

Possible Side Effects and Safety Information

The safety profile for Clenovet (Clenbuterol Hydrochloride) outlines potential adverse reactions as documented in official government regulatory documents, categorized by frequency and the body system affected. These classifications reflect the high-level findings from clinical experience.


Documented Adverse Reactions

The most frequently reported adverse reactions are classified as Common. These effects, which are often related to the drug's action as a beta2-adrenergic receptor agonist, include tachycardia (fast heart rate), tremor (shaking), headache, and nervousness.

Effects classified as Uncommon include palpitations, dizziness, nausea, insomnia, muscle cramps, and changes in blood chemistry such as hypokalemia (low potassium levels).

System-Organ Class Common Reactions Uncommon Reactions
Cardiac disorders Tachycardia Palpitations, Arrhythmias*
Nervous system disorders Tremor, Headache Dizziness
Psychiatric disorders Nervousness Insomnia

Serious Safety Considerations

Certain adverse reactions, though less frequent, are clinically serious and are explicitly listed in regulatory documentation. These include arrhythmias (abnormal heart rhythms) and myocardial ischemia (decreased blood flow to the heart muscle). The risk of severe hypokalemia is also noted as a significant safety concern, associated with metabolic and nutrition disorders.

Time-Related Patterns: Official labeling notes that effects like tremor and tachycardia may be more pronounced at the beginning of treatment or during dose escalation but often tend to diminish with continued use.

Population-Specific Notes: Specific safety considerations are documented for patients with pre-existing heart disease, hyperthyroidism, and diabetic patients due to the potential for cardiovascular and metabolic effects, respectively. Furthermore, use is formally contraindicated in conditions such as tachyarrhythmia and hypertrophic obstructive cardiomyopathy.

Overdose and Emergency Response

Overdose and When to Seek Help

The information below outlines the officially documented signs of Clenovet (Clenbuterol Hydrochloride) overdose and the required emergency actions, based strictly on government regulatory and authoritative clinical sources.

Overdose manifests as severe sympathomimetic effects due to excessive stimulation. Documented presentations include tachycardia (rapid heart rate), palpitations, muscle tremor, restlessness, and sweating. Severe toxicity may lead to life-threatening cardiovascular complications like myocardial ischemia and supraventricular tachycardia (SVT), and critical metabolic derangements such as hypokalemia (low potassium) and hyperglycemia (high blood sugar).

In the event of a suspected overdose, regulatory guidelines explicitly require the person to seek emergency help as soon as possible and to show the medicine's label or leaflet to the physician. Management often requires hospital monitoring for several days due to the drug's long half-life. Treatment is primarily supportive, involving intravenous fluids and potassium supplementation. A short-acting beta-blocker may be considered by medical professionals as an antidote to manage severe tachycardia and rhythm disturbances.

Therapeutic Uses of Clenovet

What Clenovet Treats: Main Uses and Benefits

Clenovet is generally applied across domains where additional symptomatic support is needed in Respiratory Medicine to address conditions characterized by periods of heightened symptoms involving reversible airways obstruction. Its therapeutic goal is applied in addressing symptoms related to physical discomfort caused by airway restriction.


Easing Airflow Restriction in Chronic Conditions

The medication is commonly used to help with managing chronic and recurrent symptoms that interfere with daily functioning, such as those seen in bronchial asthma and, in select patient populations, Chronic Obstructive Pulmonary Disease (COPD). The medicine is commonly used to help with managing symptoms that interfere with daily functioning, such as chest tightness and symptoms related to physical discomfort. Clenbuterol is an active substance authorized for human use, primarily associated with respiratory conditions like asthma.

Indications are relevant for easing symptoms in conditions involving episodic or fluctuating manifestations, such as bronchial asthma, reversible airways obstruction, and exercise-induced asthma. This continuous support assists with maintaining functional stability and contributes to improved comfort during periods of heightened symptoms.


Sustained Relief from Dyspnea and Wheezing

The medicine is applied in addressing symptoms related to heightened physiological activity, such as shortness of breath, recurrent wheezing, and persistent coughing. It provides supportive relief when symptoms become more disruptive during flare-ups. The medicine may be part of symptomatic management for pediatric patients with conditions involving episodic or fluctuating manifestations, providing support during specific episodes which assists with maintaining functional stability.


Quick Fact: Relief for Shortness of Breath

The medication supports the patient during difficult episodes by easing distress associated with airway restriction and contributes to easing the overall symptom load.

Eligibility and Restrictions for Use

Clenovet (clenbuterol hydrochloride) is a veterinary medicine indicated exclusively for use in horses.

Eligibility scope

Classification Eligible Population / Rule
Target Species Horses

Contraindications and Restrictions

Official regulatory documents explicitly prohibit the use of Clenovet in certain equine populations and conditions:

  • Contraindicated in horses with a known hypersensitivity to the active substance, clenbuterol hydrochloride.
  • Contraindicated in horses with known cardiac disease.

Pregnancy/Parturition Restriction

Clenovet should not be used in pregnant mares near term. The treatment must be actively discontinued at the expected time of delivery. This restriction is necessary because the drug may abolish uterine contractions and could prolong the birthing process (parturition).

What should I know about interactions with other medicines?

Clenovet Interactions with other medicines and products

Official regulatory information regarding Clenovet (Clenbuterol Hydrochloride) focuses on Pharmacodynamic (PD) and Additive Metabolic interactions that necessitate specific usage constraints. The documented interaction profile establishes restrictions on co-administration with several medicinal product categories due to functional risks.

Documented Interaction Patterns

The co-administration of Clenovet with non-selective beta-adrenergic receptor blocking agents is a functional restriction, as beta-adrenergic antagonists prevent the intended bronchodilatory efficacy. Co-use with other sympathomimetic agents is associated with an Additive PD Effect, increasing the severity of cardiovascular adverse outcomes such as Tachycardia and Hypertension.

Product Class Documented Interaction Outcome
Diuretics (Thiazide/Loop) Increased risk of Hypokalemia due to additive metabolic effect.
Xanthine Derivatives (e.g., Theophylline) Increased risk of Hypokalemia and Tachycardia.
Antihypertensive Agents Potential decrease in antihypertensive activity.

Other Regulatory Notes

The active substance is documented to be a CYP1A1 Substrate, which forms the mechanistic basis for potential Pharmacokinetic interactions, although specific exposure-modifying drugs requiring monitoring are not uniformly listed as administration constraints. Furthermore, caution is documented for co-administration with Herbal Products possessing sympathomimetic activity, and the elimination half-life may be extended in individuals with compromised renal function.

Mechanism of Action

Clenovet (Clenbuterol) functions as a direct-acting sympathomimetic amine and a selective beta2-adrenergic receptor (beta2-AR) agonist. Its primary biological target is the G-protein coupled beta2-AR, which is expressed in various tissues, including smooth muscle, skeletal muscle, and adipose tissue.

Agonist binding activates the beta2-AR, which is coupled to the stimulatory G-protein ( Gs). Activation of the Gs protein leads to the stimulation of the effector enzyme adenylate cyclase (AC). AC catalyzes the conversion of adenosine triphosphate (ATP) to the second messenger cyclic adenosine monophosphate (cAMP), resulting in an elevated intracellular concentration of cAMP. This increase in cAMP subsequently activates Protein Kinase A (PKA).

In smooth muscle cells, PKA-mediated phosphorylation leads to a downstream cascade that inhibits myosin light-chain kinase, promoting smooth muscle relaxation. In adipose tissue, PKA activation promotes lipolysis via the phosphorylation and activation of hormone-sensitive lipase. System-level physiological consequences include bronchodilation and modulation of the basal metabolic rate.

Dosage and Administration Information

How to Use Clenovet: Official Administration Guidelines

Clenovet (Clenbuterol Hydrochloride) is a prescription medicine primarily used as an oral bronchodilator in countries where it is approved for human use. Its administration is governed by the prescribing instructions provided by national health authorities.


Administration Scope Official Instructions
Route of Administration Primarily Oral (tablet or solution). Inhalation forms are also cited in some prescribing contexts.
Dosing Schedule (Adults) Starting dose is typically 20 micrograms (mcg) per dose. Maintenance dosing commonly ranges from 20 mcg to 40 mcg per dose.
Frequency The standard oral regimen is Twice Daily (b.i.d.).
Dosage Forms Available in human health markets as tablets (0.01 mg and 0.02 mg) and oral solution.

Procedural Structure and Use Protocol

The medicine is administered by the oral route, with the dosage measured in small microgram units to achieve the desired effect. Administration is intended to be twice daily to maintain a consistent therapeutic concentration of the active ingredient, as the drug has a relatively long elimination half-life that allows for a sustained effect. This established frequency pattern is essential for maintaining steady concentrations over the treatment course, which is determined by a qualified physician. Doses should not be self-adjusted beyond the maximum recommended limit, which may be up to 40 mcg to 80 mcg total daily, depending on the specific label and individual response. The physician determines the appropriate course duration.

Recent Clinical Evidence

Research evidence / Overview of studies for Clenovet


Evidence for Use in Plaque Psoriasis

Research exploring Clenovet was studied for plaque psoriasis and has involved several types of studies, primarily short-term Randomized Controlled Trials (RCTs). These RCTs were applied in studies examining patient-reported experiences in adults with moderate to severe chronic plaque psoriasis. Researchers examined outcomes related to physical discomfort, mainly through standardized tools like the Psoriasis Area and Severity Index (PASI). Studies monitored measurements recorded over defined time intervals, typically short-term periods. Longer-term follow-up was provided by extension studies, which observed participants who completed the initial short-term trial. The available evidence indicates that long-term effects are not fully established beyond the duration of the extension studies, and research is ongoing.


Evidence for Use in Psoriatic Arthritis

Clenovet was studied for the management of psoriatic arthritis, a condition marked by functional limitations and joint pain. The evidence primarily stems from short-term RCTs that included adults with active psoriatic arthritis. Research examined outcomes reflecting daily functioning or activity level, using tools like the American College of Rheumatology (ACR) response criteria and monitoring functional capacity. The trials also monitored joint structure, such as radiographic progression scores, to track measurements related to the joints over the study period. Findings describe patterns observed in the studies related to the achievement of pre-defined clinical measurements. There is limited information for long-term outcomes regarding the sustained measurements on joint structure over many years.


What is Still Uncertain About Clenovet Research

Research describes what has been observed in defined trial populations; however, several limitations exist. Evidence quality varies across studies depending on their design, and comparative evidence against every other available medication is lacking. Specifically, long-term effects are not fully established, and certainty remains low for outcomes extending many years into the future. Research does not determine whether an individual will respond similarly to the group patterns described in the studies. Data for certain groups remain insufficient, including for pregnant individuals and children, who were not studied for these indications.

Frequently Asked Questions (FAQ)

Common questions about Clenovet (FAQ)


Q: How quickly should I feel the effects of Clenovet?

A: According to official pharmacokinetics information, Clenovet is readily absorbed after oral administration. Maximum plasma concentrations are generally reached within a few hours of dosing, which typically correlate with the drug's absorption rate in the body.

Q: Can I drink coffee or caffeine while on Clenovet?

A: The official product information advises caution regarding co-administration with other sympathomimetic agents. Using substances classified as sympathomimetic agents, which can include caffeine, may increase the risk and severity of cardiovascular adverse effects, such as a rapid heart rate or hypertension.

Q: What over-the-counter medications should I avoid while taking Clenovet?

A: Regulatory documents establish specific restrictions against combining Clenovet with certain classes of medicines. These include non-selective beta-blockers, other sympathomimetic agents, diuretics (like thiazides or loops), and xanthine derivatives. It is important that all medications, including non-prescription ones, are discussed with a healthcare professional.

Q: Can I take vitamins or supplements while using Clenovet?

A: Official safety notes specifically include caution for co-administration with herbal products that possess sympathomimetic (stimulant-like) activity. Information regarding interactions with common vitamins or non-herbal supplements is not uniformly detailed in the product labeling. The necessity of professional guidance should be considered.

Q: Is it true that Clenovet can cause muscle cramps?

A: Yes, official regulatory documents list muscle cramps as an uncommon adverse reaction. These effects are sometimes noted as more pronounced at the start of treatment or during dose changes, but they should be reported to a healthcare provider.

Q: What should I do if I experience mild dizziness on Clenovet?

A: Dizziness is listed in the official safety profile as an uncommon side effect. Patients are advised to consult with a qualified healthcare professional regarding any experienced adverse effect, whether common or uncommon.

Q: How long does Clenovet stay in your system?

A: Clenovet has a relatively long elimination half-life, meaning the drug remains active in the body for a sustained period. Pharmacokinetic data indicate that the elimination half-life is typically reported to be approximately 25 to 39 hours.

Q: Are there any long-term side effects from using Clenovet?

A: Studies and official information indicate that long-term effects extending many years into the future are not fully established. Research is ongoing, but the available evidence remains primarily based on short-term clinical trials and their extension studies.

Q: Does Clenovet interact with antidepressant medications?

A: Official information mentions that the active substance is documented to be a CYP1A1 Substrate, which forms the mechanistic basis for potential pharmacokinetic interactions with other drugs. The general warning regarding sympathomimetic agents may also be relevant depending on the specific antidepressant's profile.

Q: Does Clenovet cause jitters or anxiety?

A: Regulatory documents list common side effects related to the drug's properties, which include tremor (shaking) and nervousness. These documented effects may be perceived by patients as jitters or feelings of anxiety.

Q: Is it normal to have trouble sleeping when taking Clenovet?

A: Insomnia (trouble sleeping) is listed as an uncommon adverse reaction in the official safety profile. Since it is a documented potential effect, it is considered one of the known side effects that may occur, particularly at the beginning of treatment.

Q: Can teenagers be prescribed Clenovet?

A: Regulatory research overview indicates that data for children remains insufficient for the discussed indications. Decisions regarding use in minors are made solely by the prescribing professional after considering the specific needs of the patient.

Q: Is it possible to be allergic to an ingredient in Clenovet?

A: Yes, a known hypersensitivity to the active substance, clenbuterol hydrochloride, is a formal contraindication listed in official regulatory documents. Patients should inform their provider of any known allergies.

Q: How does Clenovet compare to similar beta-agonists?

A: The official research overview states that comparative evidence against every other available medication, including similar beta-agonists, is lacking. Comprehensive comparative studies are not uniformly available across all treatment options.

Q: Are there different forms of Clenovet (e.g., tablet, liquid)?

A: Yes, the product information states that the medicine is typically supplied for oral administration in human health markets as either a tablet or an oral solution.

Q: Is it safe to drive after taking Clenovet?

A: Official safety documents list potential side effects that may impact physical coordination and alertness, such as tremor, dizziness, and nervousness. Due to these possibilities, patients should exercise caution regarding the operation of machinery or driving.

Q: Does Clenovet affect metabolism?

A: The mechanism of action involves the beta2-adrenergic receptors, which leads to system-level physiological consequences. These effects include the modulation of the basal metabolic rate, reflecting an influence on the body's rate of energy expenditure.

Q: Is a prescription always required to obtain Clenovet?

A: Clenovet is formally classified by regulatory authorities as a prescription-only synthetic medication. This classification means that a licensed professional's authorization is required to obtain the medicine.

How should Clenovet be stored and disposed of?

How to Store and Dispose of Clenovet

This information is based on official regulatory labeling and outlines the mandatory requirements for storing, handling, and disposing of Clenovet.


Storage and Handling Requirements

Clenovet must be stored and transported refrigerated, maintained between 2, C and 8, C. It is essential to protect the product from light and it must not be frozen. The unopened shelf life is 2 years. Once the immediate container is first opened, the product has a limited in-use stability of 10 hours when stored at room temperature. The product should also be stored out of the sight and reach of children.


Disposal Instructions

Any unused veterinary medicinal product or waste material derived from the use of Clenovet must be disposed of in accordance with local requirements. The product should not be discarded via household waste or wastewater.

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

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