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Rabeprazol Krka

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Rabeprazol Krka

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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 Rabeprazol Krka

Quick Facts

Property Description
Active ingredient Rabeprazole sodium
Form Gastro-resistant tablet
Pharmacological class Proton Pump Inhibitor (PPI)
General purpose Suppression of gastric acid secretion
Origin Synthetic

What Type of Medicine is Rabeprazole?

Rabeprazol Krka is a synthetic, single-ingredient medication containing rabeprazole sodium that is classified within the Proton Pump Inhibitor (PPI) group of antisecretory compounds. The drug is manufactured by Krka UK Ltd and is designated as a prescription-only medicine. Rabeprazole is often considered a second-generation PPI, a distinction based on its faster onset of action and effective inhibition across a wider range of gastric acidity compared to some earlier analogues. This core characteristic means the medicine's mechanism is clinically recognized for achieving rapid and potent control of acid production.

Composition and Delivery: The Gastro-Resistant Rabeprazole Tablet

The drug is delivered in the form of a gastro-resistant tablet designed for oral administration, a critical feature for its effectiveness. The active substance, rabeprazole, is inherently acid-labile; therefore, an enteric coating protects the medication from degradation by stomach acid, ensuring it reaches the small intestine where it can be absorbed. This specialized coating is designed to protect the active ingredient and ensure its stability, which is essential for maximizing its therapeutic efficacy.

The Role of Rabeprazole in Acid-Related Disorders

The primary therapeutic purpose of Rabeprazole is to provide sustained and profound reduction of the stomach's acid output. This is achieved through its action as a selective inhibitor that physically disables the final stage of acid secretion (the proton pump) within the stomach lining. Because the medicine is noted for its lesser dependence on the CYP2C19 enzyme for metabolism compared to other PPIs, its acid-suppressive effect is more consistent across different patient genetic profiles. This reliable inhibition provides the key general benefit, effectively minimizing damage and discomfort caused by corrosive stomach acid.

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What side effects are possible with Rabeprazol Krka?

Possible side effects and safety information

Rabeprazole sodium is associated with adverse reactions that are classified according to incidence and the physiological system affected, as documented in official regulatory sources. The most comprehensive safety documentation organizes these effects by frequency of reporting in clinical use.

Adverse Reactions by Frequency

Classification Examples of Officially Listed Adverse Reactions
Common (Up to 1 in 10) Headache, Dizziness, Nausea, Diarrhoea, Abdominal pain, Flatulence, Asthenia (lack of energy), Flu-like syndrome.
Uncommon (Up to 1 in 100) Insomnia, Somnolence, Bronchitis, Sinusitis, Dry mouth, Arthralgia, Myalgia, Non-specific pain, Fracture.
Rare (Up to 1 in 1,000) Thrombocytopenia, Leukopenia, Hypersensitivity reactions (e.g., Angioedema, Anaphylactic reaction), Interstitial nephritis, Hepatitis, Jaundice, Hepatic encephalopathy.
Not Known Severe skin reactions (SJS/TEN), Hypomagnesaemia, Hyponatraemia, Gynecomastia, Subacute Cutaneous Lupus Erythematosus (SCLE).

Contextual Safety Patterns

Official labeling notes specific safety patterns related to exposure and certain health conditions. The risk of bone fracture (hip, wrist, or spine) and hypomagnesaemia (low blood magnesium) is associated with long-term exposure, typically when the medicine is used for a year or more. Fundic gland polyps are also reported with prolonged use.

Specific caution is noted in patients with severe hepatic impairment due to the risk of hepatic encephalopathy. Furthermore, the use of this class of medicine has been associated with an increased risk of Clostridioides difficile-associated diarrhea. Regulatory documents mandate that a symptomatic response to the medicine does not preclude the presence of an underlying gastrointestinal malignancy.

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Overdose and Emergency Response

Overdose and When to Seek Help

The information regarding overdose management is based on official guidance documented in government regulatory sources. Overdose of Rabeprazol Krka is managed according to established protocols for the drug class, focusing heavily on mandated immediate action.

Classification Official Regulatory Statement
Documented Manifestations Specific clinical symptoms or a distinct syndrome resulting from acute, high-level over-ingestion are not explicitly detailed in regulatory overdose summaries.
Immediate Action Required Seek immediate medical attention or contact a regional Poison Control center without delay if an overdose is suspected.
Antidote Status No specific antidote is known for Rabeprazole sodium.

Official prescribing information states that treatment for over-ingestion must be symptomatic and rely on the utilization of general supportive measures. This approach is necessary because regulatory data confirms the absence of a specific antidote and notes that Rabeprazole is not readily dialyzable due to its extensive protein binding. While limited clinical experience with high doses exists, treatment centers on hospital monitoring and ensuring clinical stability.

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Therapeutic Uses of Rabeprazol Krka

What Rabeprazol Krka treats: main uses and benefits

Rabeprazol Krka contains the active substance rabeprazole sodium, which belongs to a group of medicines known as proton pump inhibitors. These medications work by reducing the amount of acid produced by the stomach, which helps in the management of several acid-related gastrointestinal conditions.

Therapeutic Indications

This medication is primarily used to manage conditions where reducing gastric acid is beneficial for healing or symptom relief:

  • Gastro-oesophageal Reflux Disease (GORD): Used for the treatment of erosive or ulcerative reflux oesophagitis, a condition where stomach acid flows back into the food pipe (oesophagus), causing inflammation and pain. It is also used for the long-term management of this condition to prevent recurrence.
  • Symptomatic Gastro-oesophageal Reflux Disease: Helps manage the persistent symptoms of acid reflux, such as heartburn and acid regurgitation, in patients who do not have visible inflammation of the oesophagus.
  • Peptic Ulcer Disease: Used for the short-term treatment of active duodenal ulcers and active benign gastric (stomach) ulcers.
  • Zollinger-Ellison Syndrome: Indicated for the management of conditions where the stomach produces extreme amounts of acid, often due to a growth in the pancreas or small intestine.
  • H. pylori Eradication: Used in combination with appropriate antibacterial therapeutic regimens for the eradication of Helicobacter pylori in patients with peptic ulcer disease.

Benefits of Treatment

By inhibiting the gastric proton pump (the enzyme system responsible for the final step of acid secretion), Rabeprazol Krka provides several clinical benefits:

  • Healing of Tissues: By lowering the acidity of gastric juices, the medication allows the lining of the stomach and oesophagus to heal from ulcers or erosions.
  • Symptom Relief: Effective reduction of stomach acid typically leads to a significant decrease in symptoms such as burning sensations in the chest and throat.
  • Prevention of Complications: Long-term use in specific cases can help prevent the return of inflammation in the oesophagus and reduce the risk of recurring ulcers.
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Eligibility and Restrictions for Use

Who Can and Cannot Use Rabeprazol Krka

Official regulatory documents define strict population-based rules for the use of Rabeprazol Krka. These rules are categorized into absolute prohibitions and specific age or condition-based limitations.


Eligibility Scope Official Regulatory Statement
Populations for whom use is allowed Adults (18 years and older) for all approved indications. Adolescents 12 years and older for short-term symptomatic GERD. Older adults and patients with renal impairment require no dosage adjustment.
Populations for whom use is contraindicated Patients with known hypersensitivity to rabeprazole sodium, substituted benzimidazoles (the PPI class), or any component of the formulation. Also contraindicated with rilpivirine-containing products.
Age-related eligibility rules Not recommended for children under 12 years of age in European documentation; efficacy is not established for infants under 1 year of age.
Condition-specific eligibility rules Use requires caution in patients with severe hepatic (liver) impairment. The presence of gastric malignancy must be excluded before commencing treatment.
Pregnancy and lactation eligibility status Contraindicated during both pregnancy and breastfeeding/lactation, as stated in the Summary of Product Characteristics.

The overall eligibility profile is structured by these classifications, ensuring that individuals with severe known allergies or those in contraindicated reproductive states are excluded from use. The requirement to rule out malignancy and the caution for severe liver impairment further restrict the eligible patient population, based solely on governmental prescribing information.

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What should I know about interactions with other medicines?

The interaction profile for Rabeprazol Krka is defined by its core effect on gastric acidity, which modifies the absorption and resulting plasma exposure of certain co-administered substances. This interaction pattern governs formal restrictions documented in regulatory labeling.

Formal Restrictions and Exposure Alterations

Co-administration with Rilpivirine-containing products is formally contraindicated, as the reduced gastric acidity may decrease the antiviral's exposure, risking reduced effectiveness. Concomitant use with Nelfinavir should also be avoided for a similar reason.

The change in gastric pH may significantly decrease the absorption and plasma levels of other medicines that rely on an acidic environment, including the antifungals Ketoconazole and Itraconazole, as well as the tyrosine kinase inhibitors Erlotinib and Dasatinib.

Interactions Requiring Monitoring

Rabeprazole co-administration may increase the systemic exposure of certain drugs, necessitating monitoring. The plasma exposure of Digoxin is officially documented to increase significantly. Use with Warfarin has been associated with reports of increased International Normalized Ratio (INR) and prothrombin time. High-dose co-administration with Methotrexate may elevate and prolong serum concentrations of the medicine or its metabolite, and a temporary withdrawal of rabeprazole may be considered to manage this risk.

Long-Term and Population Considerations

Long-term daily use (e.g., greater than three years) may be associated with the malabsorption and potential deficiency of Cyanocobalamin (Vitamin B12). No clinically significant interactions have been shown with drugs like Theophylline, Diazepam, or liquid antacids. Caution is officially advised when initiating treatment in patients with severe hepatic impairment due to a lack of specific clinical data.

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Mechanism of Action

How Rabeprazol Krka Works

Rabeprazol Krka's mechanism involves the specific and irreversible inhibition of the final step of gastric acid secretion within the parietal cell.

Molecular Targeting of the Gastric Proton Pump

Rabeprazole acts as a prodrug that is selectively activated when it accumulates in the highly acidic environment of the stomach's acid-producing cells (parietal cells). Once activated, it targets and permanently binds to the H^+/ K^+-ATPase enzyme, known as the proton pump, which is the enzyme responsible for the transport of hydrogen ions ( H^+) into the stomach lumen.

Cascade of Irreversible Enzyme Inhibition

The irreversible binding to the proton pump results in the suppression of the entire gastric acid secretion pathway. Since the enzyme is permanently shut down, the stomach's ability to create and secrete acid only recovers gradually as the cell synthesizes new pump proteins. This mechanism leads to an elevation of the intragastric pH that lasts longer than the drug's presence in the bloodstream due to the slow synthesis of new pumps.

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Dosage and Administration Information

How to Use Rabeprazol Krka

This section describes the administration principles and dosing protocols for rabeprazole.


Administration Scope

Parameter Official Instruction
Route of administration The medicine is administered orally.
Dosing schedule (Adults) Acute Treatment: Typically 20 mg taken once daily (QD). Maintenance Therapy: 10 mg or 20 mg QD. Zollinger-Ellison Syndrome: Initial doses of 60 mg QD, with the potential for adjustment up to 100 mg QD or 60 mg twice daily (BID). H. pylori Eradication: 20 mg BID as part of a triple-drug combination.
Timing in relation to meals Rabeprazole may generally be taken with or without food for most uses and is usually administered in the morning. For duodenal ulcers, the official guidance specifies administration after the morning meal.
Preparation requirements The gastro-resistant tablet must be swallowed whole with liquid and should not be crushed, split, or chewed.

Official Procedural Structure

Key Administration Principles: The structured protocol for rabeprazole defines its use as a once-daily or twice-daily oral regimen. The dose strength is determined by the required level of acid suppression, differentiating between the 10 mg dose for maintenance and the 20 mg dose for acute or initial treatment phases.

Population-Specific Guidance: No dosage adjustment is typically required for older adults or those with renal impairment. Caution is advised for patients with severe hepatic impairment. A distinct, weight-based dosing regimen exists for the treatment of pediatric patients.

Course Duration: Treatment is defined by specific durations, ranging from short-term courses (e.g., 4 to 8 weeks for acute conditions) to long-term maintenance therapy for chronic conditions. If a dose is missed, it should be taken as soon as remembered, unless it is near the time for the next scheduled dose, in which case the missed dose must be skipped.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Rabeprazol Krka

Evidence for Use in Acid-Related Healing (GERD and Ulcers)

This section will summarize the types of controlled, short-term trials and comparative studies that were conducted to assess the research outcomes related to the assessment of tissue integrity, such as erosive esophagitis (severe GERD) and peptic ulcers (gastric and duodenal).

Research exploring short-term symptom changes was primarily conducted through Randomized Controlled Trials (RCTs) involving adult populations. The primary measures monitored were the rate of tissue change, tracked using an endoscope, and patient-reported outcomes describing perceived discomfort. Researchers measured and documented the endoscopic change rates over acute treatment periods, usually lasting between four and eight weeks. Follow-up durations were limited, and comparative evidence is lacking regarding the long-term non-recurrence of ulcers not caused by the H. pylori bacterium or NSAID use.


Evidence for Use in H. pylori Eradication

This section will outline the research structure for the medicine's use as part of a combination therapy, detailing the types of randomized trials and systematic reviews that were conducted to track bacterial status change and compare different treatment durations.

Research examining the use of Rabeprazol Krka for H. pylori involves its use in multi-drug regimens. Systematic reviews and meta-analyses combine data from multiple short-term RCTs, where the main outcome monitored was the rates of bacterial status change. The research shows that measured bacterial status change is influenced by external factors like local antibiotic resistance and patient adherence.


Evidence for Use in Rare Hypersecretory Conditions (Zollinger-Ellison Syndrome)

This block will describe the specific research designs—primarily open-label, long-term follow-up studies—used to evaluate patterns of gastric acid output assessed in patients with rare pathological conditions.

The study drug was evaluated in conditions such as Zollinger-Ellison Syndrome (ZES). The research primarily consists of open-label follow-up studies and case series. Studies monitored physiological strain by repeatedly measuring specific markers of stomach acid output (like Basal Acid Output, or BAO) to see if acid levels could be tracked over time. Sample sizes were modest due to the rarity of the condition, and therefore the results apply only to the populations studied.


What is Still Uncertain About Rabeprazol Krka

Key areas where evidence is limited include the full extent of long-term effects related to the continuous assessment of acid-related conditions, especially beyond one year in controlled studies. Comparative evidence is lacking for many specific head-to-head comparisons against all newer generation PPIs. The research provides context but does not determine whether an individual will respond similarly when considering genetic variations, as subgroup findings are uncertain. Evidence highlights what is known—and what is still uncertain.

Key Studies & References

  1. Rabeprazole 10mg Gastro-resistant Tablets - Summary of Product Characteristics (SPC) - European Regulatory Data
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Frequently Asked Questions (FAQ)

Common questions about Rabeprazol Krka (FAQ)


Q: What's the difference between Rabeprazol Krka and other PPIs like omeprazole or lansoprazole?

A: Rabeprazol Krka is a Proton Pump Inhibitor (PPI) that works similarly to medicines like omeprazole by suppressing stomach acid. According to pharmacological studies, it is noted in some pharmacological studies as having a relatively rapid onset compared to some earlier analogues. Official information also suggests it may have a lesser reliance on the CYP2C19 enzyme for metabolism, which can contribute to a more consistent acid-suppressive effect across different patient profiles.


Q: How quickly does Rabeprazol Krka usually start to work?

A: Regulatory documents describe that the medicine's effect on acid secretion begins within one hour after the first dose. However, the full, continuous effect of the acid suppression is typically observed after taking the medicine daily for about seven days. The prolonged benefit comes from the medicine's mechanism of lasting inhibition.


Q: Is it common for Rabeprazol Krka to cause headaches?

A: Headache is listed in official documentation as a Common side effect associated with Rabeprazol Krka. This means it is among the more frequently reported adverse reactions, affecting up to 1 in 10 patients in clinical experience.


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

A: Official regulatory documents generally state that Rabeprazol Krka tablets can be taken with or without food for most of its approved uses. There are no specific foods or drinks that the regulatory sources list as strictly forbidden with this medicine. Decisions regarding specific dietary limitations related to acid reflux are typically discussed within the context of managing the underlying condition.


Q: Is Rabeprazol Krka safe to use during pregnancy?

A: Official regulatory prescribing information formally states that Rabeprazol Krka is contraindicated (prohibited) during both pregnancy and breastfeeding/lactation. This classification is based on findings from animal studies and the lack of sufficient safety data in human pregnancies.


Q: Is there a risk of rebound acid production when stopping Rabeprazol Krka?

A: Published studies and post-marketing reports suggest that stopping long-term therapy with PPIs, including Rabeprazol Krka, may be followed by a temporary phenomenon called rebound acid hypersecretion. This is where there is a short-term, temporary increase in acid production, which can cause an aggravation of acid-related symptoms.


Q: Is Rabeprazol Krka known to cause joint pain?

A: Joint pain, medically termed Arthralgia, is listed in official documentation as an Uncommon adverse reaction. This means it has been reported to affect up to 1 in 100 patients. Muscle pain (Myalgia) is also listed in this same frequency category.


Q: What happens if I forget to take a dose of Rabeprazol Krka?

A: If a dose is forgotten, regulatory administration guidance advises that it should be taken as soon as it is remembered. However, if the time for the next dose is near, the missed dose is usually skipped entirely. The patient then resumes the regular dosing schedule.


Q: Does Rabeprazol Krka interact with common over-the-counter pain relievers?

A: The official documentation lists specific interactions with various prescription drugs but generally does not note a common, clinically significant interaction with standard over-the-counter pain relievers such as acetaminophen. However, the combination of the medicine with Aspirin is noted in regulatory sources as potentially requiring monitoring.


Q: Is Rabeprazol Krka used to prevent stomach ulcers?

A: Rabeprazol Krka is formally indicated for the treatment of existing gastric and duodenal ulcers. It is also used as part of a combination therapy to eradicate the H. pylori bacterium, which can prevent the recurrence of ulcers caused by that infection. The medicine is also used for the long-term maintenance of healing in patients with severe GERD (erosive esophagitis).


Q: Why do some people need to take Rabeprazol Krka for a long time?

A: The need for long-term use is based on its official indications for chronic conditions that require sustained acid suppression. This includes the management of pathological hypersecretory conditions, such as Zollinger-Ellison Syndrome. It is also used as a maintenance treatment to prevent the recurrence of healed damage from severe GERD (erosive esophagitis).


Q: Is there a link between Rabeprazol Krka and stomach polyps mentioned in studies?

A: Yes, official safety labeling reports that the formation of fundic gland polyps is associated with the long-term use of this class of medicine. This risk is typically observed when the medicine is used for a year or longer.


Q: Is it okay to drink coffee while on Rabeprazol Krka?

A: Official regulatory prescribing information does not contain a formal restriction against consuming coffee. However, for many individuals, coffee is considered a common trigger for acid-related symptoms. Dietary changes related to consumption are typically discussed within the context of managing the underlying condition.


Q: Does Rabeprazol Krka affect sleep patterns?

A: Official safety documentation includes both Insomnia (difficulty sleeping) and Somnolence (drowsiness) in the Uncommon category of side effects. This suggests a known association with altered sleep-related states, which may affect up to 1 in 100 patients.


Q: Can Rabeprazol Krka cause a metallic taste in the mouth?

A: Official adverse reaction lists include Taste Disturbance/Perversion in the Uncommon category. While 'metallic taste' is a specific description, this general category is documented in regulatory sources and covers various changes in taste perception.


Q: Are allergic reactions to Rabeprazol Krka common?

A: Hypersensitivity reactions are listed in the official documentation as a Rare adverse reaction. This means they are reported to affect up to 1 in 1,000 patients. Severe examples include anaphylactic reaction and angioedema.


Q: What are the official research summaries available for Rabeprazol Krka?

A: The formal research summaries, clinical trial data, and evidence conclusions are detailed within the official documents provided by government regulatory bodies. These include the Summary of Product Characteristics (SmPC) and the FDA Prescribing Information, which outline the studies conducted to support the medicine's use.


Q: Does Rabeprazol Krka affect the absorption of vitamins or minerals?

A: Yes. Official warnings advise that long-term daily use, typically beyond a year, may be associated with the potential for Hypomagnesaemia (low blood magnesium). Additionally, use longer than three years may be associated with the malabsorption of Vitamin B12.


Q: What are the signs that Rabeprazol Krka is working?

A: The medicine is designed to reduce stomach acid production profoundly. Signs that it is working include the relief of acid-related symptoms like heartburn and regurgitation. For treating damage like ulcers or erosive esophagitis, success is often associated with the healing of the tissue lining, which is typically assessed by endoscopy.


Q: Is it possible to become dependent on Rabeprazol Krka?

A: Official documentation does not classify this medicine as having addictive potential. However, regulatory sources note that stopping the medicine after long-term use may cause a temporary return and aggravation of acid-related symptoms, known as rebound acid hypersecretion.


Q: Are there specific symptoms that signal when Rabeprazol Krka should be stopped immediately?

A: Regulatory documents list symptoms that may require immediate medical attention if severe, particularly those indicative of serious adverse events. These include signs of a severe allergic reaction (such as swelling or difficulty breathing), new or worsening severe diarrhea, or symptoms related to very low magnesium levels.


Q: Can Rabeprazol Krka be taken at the same time as thyroid medication?

A: Official warnings note that taking Rabeprazol Krka with certain thyroid medications, such as levothyroxine, may interfere with the thyroid medicine's absorption. This is due to the change in stomach acidity. If these medicines are used together, regulatory sources suggest that monitoring of thyroid levels may be needed.


Q: Are there common drug-drug interactions with Rabeprazol Krka that I should be aware of?

A: The most common type of interaction involves medicines that require an acidic stomach environment to be absorbed, such as some antifungal and antiviral drugs. Other specific drugs whose blood levels are noted to be affected include warfarin, digoxin, and methotrexate.


Q: What have clinical trials reported about the time it takes for ulcers to heal with Rabeprazol Krka?

A: Clinical trials reviewed by regulatory bodies support standard treatment courses for ulcer healing. For duodenal ulcers, healing is generally assessed over a period of up to four weeks. For gastric ulcers, the healing period is assessed over a period of up to six to eight weeks.


Q: Is it true that Rabeprazol Krka can affect the stomach environment needed for other drug absorption?

A: Yes, this is correct and is the basis for many official drug interactions. Rabeprazol Krka's function is to profoundly reduce stomach acid, making the stomach less acidic. This altered environment can decrease the absorption of certain co-administered medicines that need acid to dissolve and be absorbed effectively.

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How should Rabeprazol Krka be stored and disposed of?

Storage and Disposal Guidelines

To ensure the medicine remains effective, Rabeprazol Krka tablets should be stored correctly. Keep the tablets in their original package (blister pack or bottle) to protect them from both moisture and light. The storage temperature should not exceed 30 C.

It is essential to keep this medicine, and all other medications, out of the sight and reach of children.

Do not use the tablets after the expiry date printed on the carton. The expiry date refers to the last day of that month.

To dispose of this medicine responsibly and protect the environment, do not discard it via household waste or wastewater. Consult your pharmacist for instructions on how to properly dispose of medicines you no longer need, in accordance with local requirements.

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

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