Butirol

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Butirol

Medically reviewed

Marina Burgos

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Butirol

Quick Facts

Property Description
Active ingredient Butamirate (typically citrate salt)
Forms Syrup, solution, tablets, lozenges, dragées
Pharmacological class Antitussive (Cough Suppressant)
General purpose Symptomatic relief of persistent dry cough
Origin Synthetic, Non-narcotic

Butirol's Identity and Pharmacological Class

Butirol is a synthetic single-ingredient product designed to treat coughing, containing the active substance Butamirate, generally supplied as the citrate salt. It is definitively classified as an antitussive agent, falling under the non-narcotic and non-opioid category of cough suppressants, and is designated under the World Health Organization's (WHO) Anatomical Therapeutic Chemical (ATC) code R05DB13. This distinction is clinically relevant, as it indicates that Butamirate achieves its central cough-suppressing effects without the risk of dependence or significant respiratory depression associated with opioid-derived medications.

Core Function and Verified Therapeutic Properties

The primary function of Butirol is the symptomatic treatment of cough, with particular efficacy against the dry, persistent, and non-productive cough. Butamirate achieves this antitussive property through a central effect, acting to inhibit the cough reflex via targeted interaction with the cough center located in the brainstem. This central action provides sustained relief from disruptive, unproductive coughing fits.

A key differentiating property is its ancillary bronchospasmolytic activity, which helps to relax the smooth muscles of the airways. This secondary action is considered beneficial for easing the discomfort and tightness often associated with airway irritation, complementing the primary central cough-suppressing mechanism.

Available Pharmaceutical Forms

Butirol is available for oral administration across multiple dosage forms, ensuring versatility in use for adults and children. These forms include liquid preparations like syrup or solution, and solid oral preparations such as tablets, lozenges, or dragées. The medication is a prepared composition, combining the Butamirate active ingredient with an aqueous solution base in liquid formats or suitable solid excipients in tablet forms.

What side effects are possible with Butirol?

Possible Side Effects and Safety Information

The safety profile for Butirol (Butamirate Citrate) is derived exclusively from governmental regulatory documentation, which classifies adverse reactions by frequency and physiological system. This information is descriptive and does not constitute medical advice.

Documented Adverse Reactions

The most frequently documented side effects are officially classified as Rare (occurring in fewer than 1 in 1,000 individuals). These effects are categorized by the systems they affect:

System-Organ Class Rare Adverse Reactions Frequency Not Known Reactions
Nervous System Drowsiness, Dizziness
Gastrointestinal Nausea, Diarrhoea
Skin & Subcutaneous Urticaria (Itchy rash)
Immune System Hypersensitivity reactions

High-Level Safety Constraints

The official labeling includes specific restrictions and safety considerations for certain contexts and populations:

  • Concomitant Use Restriction: Butirol is officially advised to be avoided when used simultaneously with expectorant medications. This restriction is documented due to the potential for the antitussive action to inhibit the cough reflex, which can lead to the retention of mucus in the respiratory tract.
  • Pregnancy and Lactation: The medication is generally not recommended during the first three months of pregnancy due to insufficient data. Use in the later stages of pregnancy and during breastfeeding is also generally advised against, as data on safety and excretion into breast milk is not available.
  • Impaired Function: Caution is advised for individuals with pre-existing renal or hepatic impairment, as the potential for accumulation of the drug or its metabolites is a documented concern in these patients.
  • Driving and Operating Machinery: Due to the risk of drowsiness and dizziness, individuals operating vehicles or heavy machinery are advised to exercise caution.

Overdose and Emergency Response

Overdose and when to seek help

Overdose Scope: Documented Manifestations and Risk

Overdosage with Butirol is officially documented to result in specific systemic manifestations. The documented presentations include gastrointestinal disturbances such as nausea, vomiting, and diarrhea, alongside features of central nervous system depression, specifically drowsiness and dizziness. A significant physiological finding noted in regulatory labels is the occurrence of hypotension (low blood pressure).

Emergency Actions and Management

In the event of overdosage, immediate medical attention is required, and the patient or caregiver must contact a poison center or consult with a doctor right away. This immediate action is mandated due to the nature of the clinical signs.

Treatment is officially constrained by the fact that no specific antidote for Butamirate is known. The management is therefore restricted to symptomatic and supportive care. This involves continuous monitoring of the patient's vital signs as necessary. Official procedural interventions described in the prescribing information may include the use of gastric lavage, administration of activated charcoal, and a saline laxative.

Therapeutic Uses of Butirol

What Butirol Treats: Main Uses and Benefits

Butirol is applied across domains where additional symptomatic support is needed for the non-productive cough reflex, which is characterized by a dry, persistent, and irritating sensation without the clearance of mucus. Its primary indication is the symptomatic treatment of non-productive cough. The medication is commonly used to help manage acute episodes of cough related to viral respiratory infections, various inflammatory conditions, and the severe coughing paroxysms associated with pertussis (whooping cough).


The medication helps address symptom clusters that may become intense or disruptive, which may help improve day-to-day comfort during symptomatic periods. Butirol offers ancillary support by helping to ease the sensation of airway tightness often accompanying the cough. It is applied in clinical settings that involve acute or unstable symptom patterns.

“Butirol supports the patient by contributing to easing the overall symptom load caused by constant, unproductive coughing.”

The medication supports the patient during difficult episodes by easing distress and may assist with maintaining functional stability, particularly in relation to sleep continuity.


Quick Fact: Relief for Dry, Irritating Cough Property Description
Primary Domain Symptomatic cough suppression
Target Symptoms Persistent dry, non-productive, irritable cough
Key Benefit Helps manage frequency/severity of coughing fits
Typical Context Acute respiratory illnesses, post-viral cough

Regulatory References

  1. Ethiopian Food and Drug Authority (EFDA) for Butamirate

Eligibility and Restrictions for Use

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

Eligibility Scope

Category Regulatory Status
Populations Allowed Adults, adolescents over 12 years of age, and children 4 to 12 years of age (in eligible formulations).
Contraindicated Populations Patients with known hypersensitivity to the active substance or excipients; children under 3 years of age; and pregnant women during the first trimester.
Restricted/Conditional Use Second and third trimesters of pregnancy; patients with severe renal or hepatic impairment; and breastfeeding women.

Regulatory Eligibility Statements

Use of Butirol is contraindicated in patients with rare hereditary problems of fructose intolerance. An absolute prohibition applies to concurrent administration with expectorants, as this is mandated to be avoided to prevent mucus stagnation in the respiratory tract.

For pregnancy, the first trimester is contraindicated. Use during the second and third trimesters is severely restricted and permitted only with caution if absolutely necessary. Use in women who are breastfeeding is generally not recommended.

Specific caution is advised for patients with severe renal or hepatic impairment, as comprehensive regulatory data are lacking, and there is a potential for drug accumulation. Furthermore, use in the geriatric population is not established, as official studies regarding safety and eligibility in older adults are unavailable.

What should I know about interactions with other medicines?

The official interaction profile for Butirol (Butamirate citrate) is defined by mandatory restrictions and pharmacokinetic cautions documented in government regulatory sources.

Documented Interaction Restrictions

Classification Interacting Substance / Category Official Restriction Statement
Pharmacodynamic Conflict Expectorants / Mucolytics Must be avoided. Concomitant use increases the risk of mucus stagnation in the airways, which can lead to bronchospasm and infection.
Pharmacokinetic Risk Strong Enzyme Inhibitors Should not be used together. This co-administration carries a risk of increased Butamirate plasma concentration (increased exposure).
Pharmacokinetic Caution Narrow Therapeutic Index (NTI) Drugs Should not be used together. Caution is specified due to the possible risk of altered exposure to the co-administered NTI drug.

Population-Specific Interaction Notes

Patients with renal impairment or hepatic impairment have a documented caution regarding Butirol use. Regulatory documents note that these patients may be at greater risk for adverse effects because of the potential for drug and metabolite accumulation due to reduced clearance capabilities.

No specific, mandatory timing rules (such as administering doses 'X hours apart') are specified in regulatory labels. Furthermore, no interactions with food, alcohol, or herbal products are formally documented.

Mechanism of Action

Butirol, containing butamirate citrate, is a centrally acting compound that modulates the neural circuits within the brainstem. Specifically, the compound influences the cough center located in the medulla oblongata. This interaction results in an inhibitory effect on the central neural pathways that are responsible for initiating the cough reflex arc. The precise molecular target responsible for this central action remains to be fully elucidated. Systemically, butamirate citrate also exhibits non-specific anticholinergic activity and a bronchodilatory effect on the smooth muscle of the bronchi. This peripheral action facilitates an increase in the caliber of the airways. The combined central inhibition of the medullary cough center and the peripheral bronchodilation results in a systemic physiological reduction in the frequency of the cough reflex.

Dosage and Administration Information

Administration Guidelines

Butirol (Butamirate Citrate) is an oral medication available in two primary forms: a syrup/oral solution (typically 7.5 mg per 5 mL) and a sustained-release (SR) tablet (typically 50 mg). The administration of the medicine is defined by age group and formulation, with a focus on short-term symptomatic use.

Standard Labeled Dosing

Age Group Formulation Standard Regimen
Adults Syrup (7.5 mg/5mL) 15 mL (22.5 mg) up to four times daily
Adults SR Tablet (50 mg) 1 tablet two to three times daily (at 8–12 hour intervals)
Adolescents (>12 yrs) Syrup 15 mL (22.5 mg) three times daily
Children 6–12 yrs Syrup 10 mL (15 mg) three times daily
Children 3–6 yrs Syrup 5 mL (7.5 mg) three times daily

Administration Conditions and Duration

To ensure correct usage, specific procedural conditions apply. The medication may be taken with or without food. For the liquid form, a graduated measuring device must be used for accurate dosing and washed after each use. Sustained-release tablets must be swallowed whole and should not be crushed or chewed.

Treatment is defined as a short-term course, generally limited to the symptomatic period. Instructions advise against using the medication for longer than one week unless explicitly recommended by a healthcare professional. If a dose is missed, patients are instructed to take the next dose at the regularly scheduled time and must not double the dose to compensate. Furthermore, the concomitant use of Butirol with expectorants (mucus-clearing medicines) must be avoided.

Recent Clinical Evidence

Research evidence / Overview of studies for Butirol

Evidence for Use in Acute, Dry, Irritative Cough

Research for Butirol explored whether it could be used for conditions associated with acute or disruptive episodes, specifically the short-term, dry, irritative cough that often accompanies acute respiratory illnesses. The evidence base includes short-term randomized controlled trials (RCTs) and various observational studies used in research exploring how symptoms change over time. Studies primarily monitored patient-reported outcomes describing perceived discomfort, focusing on measurements of change in outcomes related to physical discomfort, such as the number of coughing fits during the day and night.

Findings describe patterns observed in the studies over a limited time, typically 3 to 7 days, which reflects the short-term or episodic symptom patterns examined in the trials. Some studies examined how symptoms evolved in the observed populations in comparison to other agents. These reports describe the measured patterns concerning the overall severity of the cough, as judged by both clinicians and patients.

Evidence from Pharmacological and Comparative Trials

Butirol was studied in controlled laboratory settings to examine its association with the cough reflex. This research examined temporary physiological measures used in studies exploring short-term symptom changes. In some instances, these studies reported measured shifts in the cough threshold following a single dose. However, inconsistent findings were reported across different pharmacological studies. For example, some high-quality controlled studies reported no measured difference in the cough reflex sensitivity when compared to placebo or other antitussives. This suggests complexity in the correlation between laboratory effects and clinical symptoms.

Research in Special Populations (Children and Older Adults)

Butirol was evaluated in studies involving children across various age ranges suffering from acute, dry, non-productive cough. These studies explored outcomes reflecting daily functioning or activity level, such as the severity of night-time cough that may disrupt sleep. Findings describe patterns observed in the children's studies, reporting changes in cough frequency and severity over the treatment intervals.

For older adults (geriatric patients), studies observed the drug's use in patients with irritable cough associated with various lung conditions. These trials described patterns related to measurements of change in the severity of cough episodes in this population.

Understanding Long-Term Research and Evidence Gaps

What remains uncertain is the consistency of these patterns, as evidence includes studies with varying methodological quality, and many early comparative trials were not rigorously placebo-controlled. The majority of clinical research available for Butirol was studied in settings focusing on short-term symptom changes, usually with follow-up durations limited to one week or less. Consequently, long-term effects are not fully established, and there is limited information to understand the durability of any observed response beyond the initial acute phase of treatment. The comparative evidence is lacking for direct comparison against placebo in many modern, large-scale studies. This collectively highlights that while studies help show what has been observed so far, evidence highlights what is known — and what is still uncertain regarding the full understanding of Butirol.

Frequently Asked Questions (FAQ)

Common questions about Butirol (FAQ)

Q: What is the main difference between Butirol and [common similar drug name]?

Official documents describe the active substance as a non-opioid antitussive. It works centrally by influencing the cough center in the brainstem. A distinguishing feature is that official information also indicates a secondary peripheral bronchodilatory effect, which helps to relax the airways.

Q: What common food or drink items should be avoided while using Butirol?

Official product information advises against the concurrent use of alcohol. This is a caution due to the possibility that alcohol may increase the occurrence of central nervous system effects, such as drowsiness or dizziness. No specific food interactions are formally documented in the regulatory labeling.

Q: What are the known potential serious side effects of Butirol?

The official adverse reaction profile includes descriptions of reactions classified as serious adverse reactions, which are noted to be rare or very rare. These documented reactions include hypersensitivity reactions, which are related to the immune system. In very rare cases, official reports have included descriptions of effects on liver function.

Q: How quickly does Butirol typically start working after the first use?

Pharmacokinetic studies indicate that the maximum concentration of the active substance in the blood is typically reached within 1 to 2 hours following oral administration. This measurement reflects the point at which the substance reaches its highest observed level in the body following a dose.

Q: How long does Butirol stay in the system after the last use?

Studies measuring how the body processes the drug report the elimination half-life of the active substance is generally around 4 to 8 hours. The half-life refers to the time needed for the amount of the drug in the body to decrease by fifty percent.

Q: Is Butirol available as a generic version, or is it only branded?

The World Health Organization and regulatory bodies recognize Butamirate as the generic name (International Nonproprietary Name). This means the substance name is recognized as the generic designation and the medication may be found under this name, as well as various brand names.

Q: Does Butirol have different brand names in other countries?

Yes. Because Butamirate is a recognized generic substance, it is marketed internationally under multiple trade names. Common examples of international brand names include Sinecod and Panatus, among others.

Q: What are the main ingredients listed in Butirol besides the active component?

The inactive ingredients (excipients) vary depending on the specific formulation. For instance, some syrup formulations contain sorbitol. Official labeling specifies that due to the inclusion of sorbitol, the syrup is contraindicated for individuals with rare hereditary problems of fructose intolerance.

Q: Why do people sometimes call Butirol a '[misunderstanding term]' drug?

Official regulatory documents classify Butirol as a non-narcotic and non-opioid cough suppressant. This classification notes that its action on the cough center is non-opioid, distinguishing it from medications associated with a risk of dependence or respiratory depression.

Q: Is Butirol covered by standard drug safety programs like a black box warning?

Regulatory safety assessments indicate that the official labeling for this medication does not include a Boxed Warning, which is known as the FDA's most serious type of safety alert. The absence of this warning is consistent with its classification as a non-opioid antitussive.

Q: Does Butirol interact with vitamins or common herbal supplements?

According to the official product information and regulatory documents, no specific interactions between Butamirate Citrate and common vitamins or herbal supplements have been formally established or reported.

Q: Is it OK to use Butirol if I have a cold or flu?

The approved indication for the medication is the symptomatic relief of a dry cough of various origins. The cough associated with acute respiratory illnesses, such as a cold or flu, may fall within the scope of this general indication.

Q: If Butirol is used for a long time, does its effectiveness decrease?

Regulatory guidelines indicate that treatment is intended to be a short-term course, generally not recommended for use longer than one week. Because available research primarily focuses on short-term symptom relief, long-term effects—including the potential for a decrease in observed response over time—are not fully established.

How should Butirol be stored and disposed of?

The required storage and disposal conditions for Butirol (Butamirate Citrate) are strictly defined in official regulatory labeling to ensure product stability and safety.

Storage Requirements

Condition Type Official Labeled Requirement
Temperature Store at temperatures not exceeding 30 C.
Child Safety Keep out of the sight and reach of children (mandatory safety rule).
Stability Check Do not use after the expiry date shown on the package.
Protection Protect from light (applies to certain tablet forms).

Disposal Instructions

Official instructions require that unused or expired Butirol must not be thrown away as household waste. To ensure environmentally compliant disposal, patients are instructed to consult a pharmacist or doctor for guidance on proper pharmaceutical waste procedures.

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

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