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Гутталакс

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Гутталакс

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Method of action: Laxative

Treatment option: Constipation, Proctitis

Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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.

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Overview of Гутталакс

Property Description
Active ingredient Sodium picosulfate (INN)
Form Oral drops solution (Liquid)
Pharmacological class Stimulant laxative
Common use Short-term relief of occasional constipation
Origin Synthetic compound

Identity and Classification: A Stimulant Prodrug Laxative

Гутталакс (Guttalax) is a widely recognized brand name for a pharmaceutical preparation designed for the short-term management of occasional constipation. Its therapeutic function is primarily defined by its sole active component, sodium picosulfate (INN), a compound categorized within the stimulant laxative pharmacological group.

This medicine's classification signifies a distinct mode of action, distinguishing it from agents like bulk-forming or osmotic laxatives. Its overall purpose is to actively encourage the propulsive movement of the large intestine, ensuring effective and accelerated bowel evacuation. The product is typically positioned as an accessible Over-The-Counter (OTC) option for common, transient episodes of constipation.


Active Ingredient and Pharmaceutical Form

The core of the medicine is the chemically synthetic active ingredient, sodium picosulfate, a pyridine derivative that ensures targeted activity within the lower bowel. Гутталакс is primarily known for its oral drops solution form, which is a key differentiator in the market. This liquid preparation, often utilizing an aqueous base, provides flexibility, especially for patients who prefer or require a non-solid medication.

The formulation is designed to be a single-agent component for managing simple constipation, focusing the therapeutic effect of the sodium picosulfate entity directly on the target site. Clinical data confirm its efficacy in facilitating stool passage, with reviews noting its role in increasing the water content of the stool and promoting transit.


How Does Sodium Picosulfate Work Generally?

Sodium picosulfate functions as a prodrug, which is a unique mechanism ensuring the substance remains inactive until it is metabolized by bacteria exclusively in the colon. This localized activation results in a specific stimulant effect on the intestinal wall, leading to an increase in the frequency and force of peristaltic contractions.

This muscle stimulation is the primary event that accelerates the movement of intestinal contents. By leveraging this mechanism, the product is clinically understood to achieve reliable relief, addressing the physical discomfort and symptoms associated with the temporary slowing of intestinal function.

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What side effects are possible with Гутталакс?

Possible Side Effects and Safety Information

The safety profile for sodium picosulfate is classified by regulatory authorities based on the frequency and system-organ class of documented adverse reactions. The most frequently observed effects relate directly to the medicine's stimulant laxative action on the gastrointestinal tract, while serious reactions are rare and generally associated with factors such as underlying conditions or improper use.


Official Adverse Reaction Categories

Adverse reactions are classified according to regulatory frequency standards:

Frequency Common Adverse Reactions
Very Common Diarrhoea
Common Abdominal pain, Abdominal cramps, Abdominal discomfort
Uncommon Nausea, Vomiting, Dizziness
Not Known Syncope, Hypersensitivity reactions (including angioedema), Ischaemic colitis

Serious adverse reactions documented in regulatory sources, though occurring at an unknown or low frequency, include severe hypersensitivity reactions and colitis. Cases of syncope (fainting) and dizziness are also documented, often attributed to a vasovagal response to pain or straining.


Safety Considerations and Restrictions

Official prescribing information outlines specific constraints and warnings. The medicine is contraindicated (should not be used) in the presence of conditions such as severe dehydration, intestinal obstruction (ileus), acute inflammatory bowel diseases, and acute abdominal pain where the cause is unknown.

Duration of use is a key safety factor; prolonged excessive administration carries a risk of fluid and electrolyte imbalance (e.g., hypokalaemia). Regarding special populations, use during pregnancy is generally avoided unless medically advised due to limited data, while use during lactation is often considered acceptable.

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Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documentation structures the overdose profile of Guttalax (sodium picosulfate) around the severe physiological consequences of excessive laxative effect, emphasizing fluid and electrolyte imbalance.

Documented Overdose Manifestations

High-dose overdosage is primarily recognized by acute gastrointestinal symptoms including diarrhoea (watery stools) and abdominal cramps. The more serious physiological finding is a clinically significant loss of fluid and electrolytes, particularly potassium (hypokalaemia).

Chronic overdosage or laxative abuse may lead to severe, long-term systemic conditions such as secondary hyperaldosteronism, metabolic alkalosis, and renal tubular damage. Cases of colonic mucosal ischaemia and potential cardiac dysfunctions secondary to profound hypokalaemia are reported with doses considerably higher than recommended.

Required Emergency Actions

In the event of accidental ingestion or the confirmed intake of an excessive dose, regulatory labels mandate that the user notify a doctor immediately or go to the nearest hospital.

Management is symptomatic and supportive, as no specific antidote is known. The principal required intervention is the replacement of fluids and correction of electrolyte imbalance. This measure is stated to be especially important in the elderly and the young due to their increased susceptibility to dehydration effects.

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Therapeutic Uses of Гутталакс

Main Uses of Guttalax

Guttalax (sodium picosulfate) is a local acting laxative used for the management of constipation. It is primarily indicated for patients who require assistance in regularizing bowel movements when dietary changes or increased fluid intake have proven insufficient.

Primary Indications

  • Constipation: It is used for the symptomatic relief of occasional constipation and chronic constipation. By acting directly on the lining of the large intestine, it stimulates the natural movements (peristalsis) that move stool through the colon.
  • Medical Procedures: In certain clinical settings, sodium picosulfate may be used to empty the bowel before surgical procedures or diagnostic examinations, such as radiologic or endoscopic imaging, where a clear colon is necessary for accurate results.
  • Condition-Related Bowel Management: It may be utilized in medical conditions where the avoidance of straining is desirable, such as in patients with hemorrhoids, anal fissures, or those recovering from abdominal surgery.

Benefits and Mechanism of Action

The active ingredient, sodium picosulfate, is a pro-drug. It remains inactive until it reaches the large intestine, where it is converted by colonic bacteria into its active form. This localized action offers several physiological benefits:

Targeted Action

Because the conversion occurs only in the colon, the medication focuses its activity precisely where it is needed to facilitate bowel movement. This mechanism minimizes systemic absorption into the bloodstream, limiting the action to the digestive tract.

Stimulation of Natural Motility

Guttalax works by stimulating the sensory nerve endings in the intestinal wall. This leads to increased rhythmic contractions of the colon. Additionally, the process encourages the accumulation of water and electrolytes within the intestinal lumen.

Improved Stool Consistency

By influencing the fluid balance in the colon, the medication helps to soften the stool. The combination of increased colonic pressure and softer stool consistency facilitates easier and more comfortable evacuation.

Regulatory References

  1. UK Government, GOV.UK
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Eligibility and Restrictions for Use

Гутталакс (containing sodium picosulfate) is generally used for the short-term treatment of occasional constipation in adults and children aged 3 years and older.


Contraindications (Who Should Not Use)

The medicine should not be used by individuals with certain pre-existing conditions, as it may worsen their symptoms or be ineffective. These conditions include:

Condition Category Specific Examples
Acute Abdominal Conditions Appendicitis, severe acute abdominal pain with nausea/vomiting, intestinal obstruction or stenosis, paralytic ileus, or acute inflammation of the gastrointestinal tract (e.g., severe ulcerative colitis).
Fluid/Electrolyte Balance Severe dehydration.
Allergies Known hypersensitivity to sodium picosulfate or any other ingredients in the product.
Other Rectal bleeding of unknown origin, rare hereditary conditions of incompatibility with an excipient (e.g., fructose intolerance if containing sorbitol).

Special Considerations

  • Pregnancy and Breastfeeding: Use during pregnancy, especially in the first trimester, should only be done under medical supervision after a careful risk-benefit assessment. Sodium picosulfate and its metabolites are not known to pass into breast milk in significant amounts, but medical advice should be sought.
  • Children: Use in children, particularly those under 12, often requires medical consultation. It should not be administered to children under 3 years of age.
  • Chronic Use: Like all stimulant laxatives, this medication should not be taken daily or for extended periods without investigating the cause of constipation, as prolonged excessive use can lead to fluid and electrolyte imbalances.
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What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory profile for Sodium picosulfate is defined by constraints related to pharmacodynamic risks and modified absorption. Co-administration with certain medicinal products requires careful consideration due to the potential for interactions.

Documented Interaction Patterns

Interaction Type Interacting Agents Official Regulatory Outcome
Electrolyte Risk (Pharmacodynamic) Diuretics, Adrenocorticosteroids (Corticosteroids) May lead to electrolyte imbalance and hypokalaemia (low potassium levels), particularly with excessive use.
Secondary Pharmacodynamic Cardiac Glycosides (e.g., Digoxin) Effects may be increased due to the enhanced risk of hypokalaemia from co-administered diuretics or corticosteroids.
Reduced Efficacy Broad-spectrum Antibiotics, Bulk-forming Laxatives Antibiotics may reduce the laxative action by interfering with the necessary colonic bacterial activation of the prodrug.

Administration Timing Requirements

The accelerated gastrointestinal transit caused by this medicine may modify the absorption of other orally administered medicines. Regulatory labeling requires mandatory time separation for specific agents such as Iron supplements, Digoxin, Chlorpromazine, and certain Antibiotics (Tetracyclines, Fluoroquinolones) to ensure adequate absorption of these medicines. Caution is also advised for patients on medications that affect water and/or electrolyte balance, such as Lithium, due to the increased risk of fluid abnormalities.

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Mechanism of Action

Guttalax (Sodium Picosulfate) is an inactive prodrug that undergoes conversion within the large intestine, where it exerts a dual-action mechanism, resulting in altered colonic motility and luminal fluid content.


Bioactivation and Localized Action

This domain describes the hydrolysis of the inactive molecule by colonic bacterial enzymes (sulfatases) in the large intestine. This process yields the active metabolite, bis-(p-hydroxy-phenyl)-pyridyl-2-methane (BHPM), thereby restricting primary pharmacological activity to the colon.


Colonic Mucosal Stimulation and Fluid Dynamics

The active metabolite, BHPM, directly targets and stimulates the sensory nerve endings in the colonic mucosa, engaging the enteric nervous system. This interaction increases propulsive peristalsis, resulting in heightened transit velocity of colonic contents. Concurrently, BHPM modulates water and electrolyte flux across the colon wall, specifically inhibiting absorption and increasing secretion of these substances into the intestinal lumen, thereby modifying the physical properties of the luminal contents.

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Dosage and Administration Information

The administration of Гутталакс (Sodium picosulfate) is an oral drops solution intended for short-term use. The medication is to be taken once daily, with the standard practice being administration in the evening to align the anticipated onset of action, which typically occurs six to twelve hours later, with a morning bowel movement.

The dosing regimen is strictly limited. Adults are typically prescribed a starting dose of 5 mg, corresponding to approximately 10 drops of the 7.5 mg/ml solution, and should not exceed the maximum daily dose of 10 mg (20 drops). The dose is intended to be adjusted only to the minimum amount required to achieve a soft stool. The drops may be taken alone or added to an adequate quantity of water or beverage prior to ingestion.

Specific guidelines are provided for younger populations. Children aged four to ten years are instructed to use a lower range, specifically 2.5 mg to 5 mg per day. For children under four years, the dose is determined based on body weight, set at 0.25 mg per kilogram of body weight daily. This product is not intended for continuous, long-term use, and administration should not extend beyond approximately seven consecutive days without clinical evaluation. Furthermore, other oral medications must be separated from the sodium picosulfate dose by at least two hours to manage absorption.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Гутталакс (Sodium Picosulfate)


Evidence for Use in Occasional and Chronic Constipation

This section will summarize the available evidence for the medicine's main use, detailing the Randomized Controlled Trials (RCTs) and systematic reviews that have evaluated functional outcomes such as weekly bowel movement frequency and patient-reported quality of life.

Research has explored the use of sodium picosulfate in conditions characterized by chronic or episodic constipation. These investigations include carefully controlled, short-term Randomized Controlled Trials (RCTs), many of which were placebo-controlled and double-blind. The medicine was studied for defined time intervals in adults diagnosed with functional constipation. These studies monitored functional measures, such as the weekly frequency of defined bowel movements, and utilized patient-reported outcomes describing perceived discomfort related to the condition.

Studies report measurements showing patterns in weekly bowel movement frequency during the short-term study period. Research also highlights changes measured during the study period related to patient-reported quality of life. Findings documented patterns of change in patient-reported QoL scores related to constipation symptoms, such as discomfort and worry. These studies report how symptoms evolved in the observed populations and contribute to the broader evidence landscape regarding short-term changes.


Evidence for Use in Bowel Cleansing Procedures

This part will focus on the research examining the use of the active ingredient as part of a combination regimen to achieve bowel cleansing for diagnostic or surgical procedures, describing the types of studies and the key outcomes measured, such as the quality of preparation.

Sodium picosulfate was evaluated in research exploring its use for necessary bowel cleansing before a colonoscopy. These studies explored the active ingredient as a component within a low-volume combination solution. Research examined outcomes related to functional imbalance, such as the assessed Adequacy of Bowel Cleansing and patient compliance with the preparation process. The studies monitored whether the required level of bowel cleanliness for a successful procedure was achieved in observed populations. Findings describe the outcomes measured when this agent was used as part of these low-volume combination protocols.


What is Still Uncertain About the Research

This final section will synthesize the major research gaps identified in regulatory and scientific reviews, clarifying the primary limitations, such as the need for more extended-duration trials and further data in specific clinical subgroups.

A key research limitation is that follow-up durations were limited in many of the core efficacy trials, meaning long-term effects are not fully established. Comparative evidence is lacking in certain scenarios, such as head-to-head trials against all available alternative laxative classes. Additionally, data for certain groups remain insufficient, particularly for single-agent use in pediatric populations or in older adults with various complex health conditions. Overall, subgroup findings are uncertain in some cases.

Key Studies & References

  1. Constipation in children and young people: diagnosis and management (Clinical Guideline CG99)
  2. National clinical constipation pathway for primary care for children (Includes guidance on Sodium Picosulfate use)
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Frequently Asked Questions (FAQ)

Common questions about Гутталакс (FAQ)


Q: Is Guttalax a laxative or something else?

A: Guttalax is classified as a laxative medicine. According to official product information, its active ingredient, sodium picosulfate, is categorized as a stimulant laxative. This classification indicates that the medicine works by actively encouraging movement within the bowel.


Q: What exactly do doctors usually prescribe Guttalax for, besides common occasional constipation?

A: Beyond the short-term treatment of occasional constipation, the active ingredient is also documented for use as a component in a regimen for bowel cleansing. This cleansing procedure is often required before certain diagnostic or surgical medical procedures.


Q: Can Guttalax be used for 'cleansing' or weight loss?

A: The official indications for this product are specifically limited to treating constipation and use in preparation for medical procedures. Regulatory documents do not describe the use of the medicine for general 'cleansing' of the body or for the purpose of weight reduction.


Q: What does the term 'short-term use' mean for Guttalax?

A: In regulatory recommendations, it is generally stated that use for treating constipation should not extend beyond approximately seven consecutive days. If constipation persists beyond this short period, clinical evaluation is recommended.


Q: Is it true that Guttalax is habit-forming with frequent use, and what is 'laxative dependence'?

A: Long-term or excessive daily use of stimulant laxatives is strongly discouraged. This is because prolonged use can lead to a disruption of the body’s water and electrolyte balance. This is the reason why long-term intake without clinical evaluation is not recommended in regulatory guidelines.


Q: Can Guttalax cause abdominal pain or cramps?

A: Yes, abdominal pain, cramps, and general abdominal discomfort are frequently reported side effects. These effects are documented in official safety information and are associated with the medicine's stimulant action on the intestine.


Q: What does 'electrolyte imbalance' mean as a potential risk of Guttalax?

A: An electrolyte imbalance means a change in the level of important minerals, such as potassium, within the body. This risk is primarily associated with excessive or prolonged use that leads to significant fluid loss, and is a safety concern noted in regulatory documents that may be monitored by a healthcare provider.


Q: What is the active metabolite of Guttalax?

A: The active substance that acts directly on the large intestine is called BHPM. Guttalax itself is an inactive prodrug that is only converted into this active substance when it is broken down by bacteria in the colon.


Q: Can Guttalax affect the absorption of vitamins or other nutrients?

A: In cases of chronic or excessive usage, official warnings indicate the medicine may potentially reduce the body's ability to absorb certain fat-soluble vitamins (such as A, D, E, and K) and minerals.


Q: Are there any restrictions on eating or diet while taking Guttalax?

A: For the short-term treatment of occasional constipation, the official instructions do not list strict general restrictions on food or diet. However, specific dietary restrictions apply if the drug is being used as part of preparation for a medical procedure.


Q: Why do some people say Guttalax works and others don't?

A: The effect of the drug can depend on individual patient characteristics, particularly the composition of bacteria in the large intestine needed to activate the medicine. Clinical studies have suggested that the response may vary among individuals in the observed populations.


Q: Has the use of Guttalax been studied during pregnancy in clinical trials?

A: The use of the drug during pregnancy, especially in the first trimester, has not been studied in adequate clinical trials in humans. Use during pregnancy is subject to the discretion of a healthcare provider and should be based on an individual assessment of risks and benefits.


Q: What symptoms indicate that Guttalax is not suitable for me?

A: Official documents outline signs, such as dehydration (e.g., severe dizziness, fainting), allergic reactions (rash, swelling), or severe, persistent abdominal pain, which indicate a need for immediate evaluation by a healthcare provider.


Q: Are there substances in Guttalax that can cause allergies?

A: The medicine contains excipients (other ingredients) in addition to the main active component. The medicine is contraindicated (not allowed for use) if a known hypersensitivity or allergy exists to the active ingredient or any of the other components.


Q: Does taking Guttalax affect the results of blood or urine tests?

A: Prolonged or excessive intake of the medicine may potentially affect the level of electrolytes in the blood, such as potassium. This change in electrolyte levels could be detected during laboratory blood tests.


Q: Are Guttalax interactions with alcohol described in official instructions?

A: Official recommendations generally advise individuals to avoid the consumption of alcohol while undergoing treatment with the medicine.


Q: What to do if Guttalax had no effect after taking it?

A: If the anticipated effect is not achieved, official patient information mentions that the dose can be adjusted to the minimum effective amount, as directed by a healthcare provider. Also, the effectiveness may be reduced if taken concurrently with certain other medications.


Q: Is there scientific data on the safety of Guttalax for long-term use?

A: Available clinical trials have primarily focused on the medicine's short-term use. Scientific data specifically on the safety of prolonged daily intake is limited, and long-term use is not routinely recommended.


Q: Can Guttalax cause gas or bloating?

A: Yes, abdominal bloating (flatulence) and general abdominal discomfort are documented as possible adverse effects in official safety information. These symptoms may occur during the initial use of the product.


Q: If Guttalax is taken in drops, does it need to be diluted in water?

A: The drops can be taken alone or added to an adequate quantity of water or beverage prior to ingestion. Dilution is therefore permitted but is not a mandatory requirement for administration.


Q: Can Guttalax interact with birth control pills?

A: Yes, official regulatory information mentions that the efficacy of orally administered contraceptives may potentially be reduced. This is due to the accelerated movement of contents through the gastrointestinal tract caused by the laxative.


Q: How to tell if the pain is a side effect of Guttalax and not another disease?

A: While abdominal pain and cramps are common side effects, if the pain is severe, constant, or accompanied by other serious symptoms (like high fever or rectal bleeding), it may indicate a separate medical condition that warrants evaluation by a healthcare provider.


Q: Why does the instruction say not to take Guttalax with milk?

A: Milk and dairy products can influence the composition of the gastrointestinal tract. Regulatory warnings indicate that taking the medicine with milk may potentially interfere with the action of the laxative or its proper absorption.


Q: Does Guttalax affect the motility of the entire intestine or only the large intestine?

A: The active substance of the drug is a prodrug that is only converted into its active form and activated in the large intestine (colon). Its stimulating effect is therefore specifically targeted to that area.


Q: Why is Guttalax described as a means of promoting soft stool?

A: In addition to stimulating intestinal movement, official documents state the medicine works by increasing the water and electrolyte content within the large intestine. This dual mechanism contributes to the promotion of softer stool consistency.


Q: What to do if I missed a dose of Guttalax (forgot to take it)?

A: Since the medicine is typically taken once daily, if a dose is missed, it is generally advised to continue with the next scheduled dose at the usual time. Dosing guidance indicates that a missed dose should not be followed by a double dose.


Q: Is it necessary to drink a lot of water when taking Guttalax, as with other laxatives?

A: Official recommendations urge individuals to maintain adequate fluid intake while taking the drug. This measure is important to prevent the risk of dehydration and electrolyte imbalance, especially when taking any stimulant laxative.


Q: Can Guttalax cause a feeling of nausea?

A: Yes, the official safety documentation lists nausea and vomiting as documented adverse reactions, categorized with a frequency of 'uncommon'.


Q: In what cases does taking Guttalax require immediate consultation with a doctor?

A: Regulatory warnings emphasize that signs of a severe allergic reaction (such as facial swelling or difficulty breathing), severe dehydration, or severe, unrelenting abdominal pain should prompt immediate evaluation by a healthcare provider.


Q: What food interactions are described for Guttalax?

A: Official information includes specific warnings that the drug should not be taken with milk. Additionally, if the drug is being used for bowel preparation, it is generally advised to avoid solid foods and alcohol.


Q: How long can an opened bottle of Guttalax drops be stored?

A: According to the official storage requirements, once the solution is opened for the first time, the medicine must be used within one year (12 months).


Q: In which countries is Guttalax approved for use?

A: The medicine containing the active substance sodium picosulfate is approved and sold under various trade names, including Guttalax, in many countries around the world.

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How should Гутталакс be stored and disposed of?

How to Store and Dispose of Гутталакс?

The storage and disposal of Гутталакс (Sodium picosulfate oral drops) are defined by official regulatory requirements to ensure product stability and environmental safety.

Official Storage Requirements

Storage Condition Requirement
Temperature Do not store above 30 C.
Protection Keep in a cool, dry place and keep the bottle within the outer carton for protection.
Safety Keep this medicine out of the sight and reach of children at all times.
Stability (In-Use) Once opened, the solution must be used within 1 year (12 months).

Disposal Instructions

To dispose of unused or expired medicine, you must not throw it away via household waste or wastewater. Official instructions mandate returning the product to a pharmacist who can ensure proper, environmentally protected disposal of the medicine.

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

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