Logren

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

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

Overview of Logren

Quick Facts

Property Description
Active Ingredient Mometasone Furoate
Form Nasal Spray (Aqueous Suspension)
Pharmacological Class Synthetic Corticosteroid / Glucocorticosteroid
General Purpose Anti-inflammatory and Anti-allergic Agent
Origin Synthetic Compound

What Type of Medicine is Logren (Mometasone Furoate)?

Logren is a prescription-only medicine whose active component, Mometasone Furoate, is classified as a potent synthetic corticosteroid belonging to the glucocorticosteroid class. The primary function of the compound is rooted in its highly effective anti-inflammatory and anti-allergic activity. This positioning as a locally acting, potent compound is clinically recognized for its efficacy in managing inflammatory conditions. The substance’s high potency and targeted action minimize the risk of effects on the body's overall hormone balance.

Composition and Form: The Mometasone Furoate Suspension

The therapeutic core of Logren is the single active ingredient, Mometasone Furoate, which is delivered as a nasal spray containing an aqueous suspension for topical administration to the nasal lining. This formulation ensures that the Mometasone Furoate is finely dispersed in a water-based vehicle, which is essential for uniform coverage and consistent, metered delivery. This product differentiation—the aqueous suspension in a nasal spray—is favored in clinical practice for patients who require long-term maintenance therapy.

How Logren Functions to Provide General Benefit

Logren provides benefit through a prophylactic and fundamental anti-inflammatory mechanism, intervening early in the inflammatory process. The Mometasone Furoate compound actively works by modulating the body's local immune cell activity, inhibiting the synthesis and release of potent inflammatory chemical mediators that cause allergic symptoms. Its general function is to maintain a clear nasal state by preventing the full inflammatory cascade from developing, making it typically utilized as an initial step to manage chronic respiratory inflammation.

Regulatory References

  1. Mometasone Nasal Spray (MedlinePlus Drug Information)

What side effects are possible with Logren?

Possible Side Effects and Safety Information

The officially documented safety profile for Logren (metoclopramide) is structured around effects on the Central Nervous System (CNS) and the risk of serious movement disorders, as detailed in regulatory documents.

Adverse Reaction Classification

Side effects are classified by regulatory authorities based on their reported frequency. Very common adverse reactions include somnolence (drowsiness). Reactions classified as common include asthenia (loss of strength), diarrhea, depression, fatigue, and certain movement disorders like Parkinsonism and akathisia. Uncommon reactions involve bradycardia (slow heart rate) and certain hypersensitivity reactions.

Classification Examples of Reactions Affected System-Organ Class
Very Common Somnolence (drowsiness) Nervous System Disorders
Common Depression, Asthenia, Diarrhea Psychiatric, General, Gastrointestinal

Serious Adverse Reactions and Key Constraints

The most significant safety consideration documented is the risk of Tardive Dyskinesia (TD), a potentially irreversible disorder characterized by involuntary, repetitive movements. Regulatory documents explicitly associate the risk of TD with the duration of treatment and recommend limiting therapy to a maximum of 12 weeks to mitigate this risk. Other serious reactions include Extrapyramidal Symptoms (EPS), which are more common early in treatment, and Neuroleptic Malignant Syndrome (NMS), a potentially fatal condition.

Safety restrictions prohibit the use of Logren in patients with underlying conditions such as gastrointestinal hemorrhage, obstruction, or perforation, and in individuals with pheochromocytoma or epilepsy.

For older adults and patients with renal or hepatic impairment, specific safety notes recommend caution due to an increased risk of adverse reactions or altered drug clearance.

Overdose and Emergency Response

The official regulatory profile for Logren (metoclopramide) overdose emphasizes the potential for both severe neurological effects and systemic instability, mandating immediate medical intervention for all suspected overdosage situations.

Overdose Manifestations and Severe Risks

Overdose typically presents with neurological symptoms, including confusion, drowsiness, and disorientation. A key feature is the onset of extrapyramidal reactions such as dystonia and muscle spasms. In severe cases, the documented outcomes escalate to potentially life-threatening events, including convulsions, circulatory collapse, severe bradycardia, and cardiac arrest. The occurrence of Neuroleptic Malignant Syndrome (NMS) is also a specific, documented risk.

Emergency Response and Special Considerations

Regulatory authorities mandate that immediate medical attention must be sought in all cases of suspected overdosage, with guidance given to contact a Poison Control Center. Management is classified as supportive and symptomatic, as no specific antidote is known. However, regulatory instructions describe procedures such as using intravenous anticholinergic agents to manage extrapyramidal symptoms. Monitoring of cardiovascular and central nervous system function is required in a hospital setting. Children and young adults are noted to have an increased susceptibility to extrapyramidal reactions, and a specific risk of methemoglobinemia is documented for neonates.

Therapeutic Uses of Logren

What Logren Treats: Main Uses and Benefits

Logren, which contains metoclopramide, is relevant for easing symptoms related to motility issues in the upper digestive system (symptoms that interfere with daily functioning). It is applied in addressing conditions characterized by periods of heightened symptoms.

It is used across therapeutic areas relevant for managing symptoms of acute and recurrent diabetic gastroparesis and for the short-term symptomatic management of documented gastroesophageal reflux disease (GERD). It is often used during phases when symptoms become more noticeable and supportive relief is needed.

In these conditions, Logren is commonly used to help with easing symptom clusters that may become intense or disruptive, such as nausea, vomiting, heartburn, and a feeling of early fullness. It contributes to easing the overall symptom load and helps maintain a sense of stability when symptoms are more noticeable. “It is applied in scenarios where additional management of discomfort is required.”


Quick Fact: Supports in managing Symptoms related to physical discomfort

Eligibility and Restrictions for Use

Logren (Mometasone Furoate Nasal Spray) is officially allowed for adults and adolescents aged 12 and older for allergic rhinitis, and for children aged 3 to 11 for the same indication. For the treatment of nasal polyps, use is restricted to adults 18 years and older. The regulatory profile defines eligibility through specific exclusions and limitations.

Absolute Contraindications

Use is contraindicated and prohibited in the following groups:

  • Known hypersensitivity to mometasone furoate or any of the product's ingredients.
  • An untreated localised nasal infection involving the mucosa, such as active herpes simplex.
  • Recent nasal surgery or trauma until complete wound healing has occurred.

Conditional Use and Population Restrictions

The medicine is not established for children under 3 years for allergic rhinitis or for adolescents under 18 years for nasal polyps. Use is generally not recommended during pregnancy or lactation unless the treating professional determines the benefit justifies the potential risk. Caution is required in patients with active tuberculosis or other systemic infections. Due to low systemic absorption, no dose adjustment is typically expected for individuals with severe renal or hepatic impairment.

What should I know about interactions with other medicines?

Logren, containing brompheniramine and pseudoephedrine, can interact with numerous prescription and over-the-counter medications, as well as certain substances, which may alter the effects or increase the risk of side effects. It is essential to inform your healthcare provider of all products you are taking.

Central Nervous System (CNS) Depressants

Co-administering Logren with other CNS depressants, such as alcohol, sedatives, tranquilizers, opioid pain relievers, or certain anti-anxiety medications, may significantly increase side effects like drowsiness, dizziness, respiratory depression, and impaired judgment. This combination should generally be avoided.

Monoamine Oxidase Inhibitors (MAOIs)

Combining Logren with or within 14 days of stopping MAOIs (certain medications for depression or Parkinson's disease) is contraindicated. This interaction can lead to a severe and potentially life-threatening rise in blood pressure, known as a hypertensive crisis, due to the pseudoephedrine component.

Other Notable Interactions

Interacting Medicine/Product Potential Effect
Antihypertensive drugs (e.g., Beta-blockers) Pseudoephedrine may reduce the blood-pressure-lowering effect of these medications.
Digoxin The risk of certain heart rhythm abnormalities may be increased.
Other Sympathomimetics (e.g., decongestants, appetite suppressants) Additive cardiovascular side effects, such as increased heart rate and blood pressure, are possible.

Consult your pharmacist or doctor before taking Logren with any new medicine or product.

Mechanism of Action

How Logren Works: Mechanism of Action

Logren, containing Mometasone Furoate, works by acting as a high-affinity agonist of the Glucocorticoid Receptor ( GR), leading to local anti-inflammatory and vasoconstrictive effects through the targeted modulation of genetic programming.


Genomic Control of Inflammatory Signaling

The drug's primary action involves genomic modulation, where the activated GR-drug complex enters the cell nucleus to influence DNA transcription. This unique mechanism is applied to downregulate the expression of pro-inflammatory genes, such as those governed by transcription factors like NF-kappa B, while simultaneously upregulating the synthesis of anti-inflammatory proteins, such as Annexin A1. This cellular intervention causes a reduction in overactive signaling within localized immune cells.


Cascade Inhibition of Lipid Mediators

A key result of this genomic action is the indirect inhibition of the enzyme Phospholipase A2 ( PLA2) by the induced Annexin A1. By blocking PLA2, the drug modifies an early molecular step, preventing the release of Arachidonic Acid and thereby suppressing the entire synthesis cascade of inflammatory prostaglandins and leukotrienes. This comprehensive blockade results in reduced impact of excessive mediator activity, shaping the resulting physiological adjustments.


Modulation of Local Vasculature and Immune Cells

The collective molecular suppression translates physiologically into decreased capillary permeability and local vasoconstriction. The mechanism dampens the signals that cause blood vessels to leak fluid and reduces the migration and activity of inflammatory cells like eosinophils and mast cells at the site of action. This adjustment reduces the downstream effects of cellular infiltration and fluid accumulation, resulting in diminished vascular leakage and reduced tissue responsiveness.

Dosage and Administration Information

The administration of Logren (metoclopramide) follows specific usage patterns. The medicine is used via the oral route (tablet, solution, or orally disintegrating tablet) and the parenteral route (intravenous or intramuscular injection).

Administration Schedule and Dosing

The standard adult regimen for conditions like diabetic gastroparesis involves a fixed dose of 10 mg taken four times daily (QID). The frequency is scheduled so that the medicine is taken 30 minutes before each main meal and again at bedtime. Oral formulations are taken on an empty stomach to ensure proper action.

Duration Constraints and Population Adjustments

Therapy with metoclopramide is defined as short-term use. The total course of treatment must not exceed 12 weeks under any circumstance.

Administration involves adherence to specific procedural constraints:

  • IV Administration: The intravenous injection route involves infusing the dose slowly, over a duration of at least one to two minutes.
  • Dose Adjustment: A dose reduction of approximately 50% is utilized for adult patients with impaired renal function (Creatinine Clearance le 60 mL/min). For older adults (geriatric), initiating treatment with a lower starting dose (e.g., 5 mg QID) is considered.

This protocol follows standardized usage guidelines.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Logren (Metoclopramide)

This section provides an objective overview of the clinical research evidence for Logren (metoclopramide), based on reports from regulatory bodies and scientific literature. It describes what types of studies have been conducted, what they investigated, and where scientific uncertainty or research gaps still exist.


Evidence for Use in Diabetic Gastroparesis

The research base for Logren was evaluated in settings where this condition is present, involving studies examining patients with symptoms related to slow stomach emptying due to diabetes. This work has largely relied on short-term Randomized Controlled Trials (RCTs) and multicenter studies, which often compared Logren against a placebo. These trials typically included adults with both Type 1 and Type 2 Diabetes Mellitus who were exploring its role in research contexts involving fluctuating or unstable symptoms.

Research examined how patient-reported outcomes describing perceived discomfort evolved in the study populations over the defined time intervals. In addition to asking patients about their symptoms, researchers often included objective assessments, such as measuring the Gastric Emptying Rate, to provide data on systemic or functional imbalance. Findings describe patterns observed in the studies related to symptomatic response, but research highlights variability in the data when correlating patient-reported symptom changes with the measured functional outcomes. Overall, the available scientific evidence is generally described as Moderate, indicating that while a research base exists, it is largely focused on short-term observation.


Evidence for Use in Gastroesophageal Reflux Disease (GERD)

The use of Logren in symptomatic GERD was evaluated in a research context focused on conditions characterized by fluctuating or episodic manifestations. The evidence for this use includes controlled trials, often older, which generally included adults whose symptoms were not sufficiently addressed by initial standard management. Studies explored outcomes related to physical discomfort, such as heartburn frequency and severity. In some trials, researchers also monitored physiological function, including measuring the Lower Esophageal Sphincter Pressure (LESP).

Studies monitored responses over defined time intervals, typically up to 12 weeks, and research describes the patterns of symptomatic change measured during the study period. Because this research involves small patient numbers and its consistency varies across studies, the collected scientific evidence is generally categorized as Low to Moderate by reviewers. This means the research provides limited insight into establishing a clear role in symptomatic GERD, as the available evidence quality varies.


Evidence Consistency, Research Gaps, and Uncertainty

The overall evidence base consistently describes a medicine that was studied for its role in conditions involving periods of heightened symptoms.

For several uses, the follow-up durations were limited, and comparative evidence against other widely used therapies is lacking in some areas. Data for long-term or continuous use in many contexts remain insufficient. The research highlights what is known—and what is still uncertain—and these findings describe group patterns, not guarantees of personal outcomes.

Key Studies & References

  1. Metoclopramide in the treatment of diabetic gastroparesis (Systematic Review/Clinical Evidence Summary)
  2. Metoclopramide (FDA-related pharmacokinetic and safety data)

Frequently Asked Questions (FAQ)

Common questions about Logren (FAQ)

Q: Which conditions is Logren approved to treat?

Official product information shows that Logren is approved for multiple uses, depending on the specific formulation. The metoclopramide component is indicated for the short-term treatment of symptoms related to diabetic gastroparesis and certain cases of gastroesophageal reflux disease (GERD). The mometasone furoate nasal spray is approved for treating the symptoms of seasonal allergic rhinitis (hay fever) and nasal polyps. Other formulations, such as those containing brompheniramine and pseudoephedrine, are used for temporary relief of nasal congestion and allergy symptoms.

Q: What is the correct way to stop using Logren?

Regulatory documents state that abrupt discontinuation of the metoclopramide component of Logren may be avoided. Stopping suddenly may be associated with withdrawal symptoms, such as dizziness or headaches. For all formulations, any decision to stop or change the use of the medicine should be made in consultation with a healthcare professional.

Q: Can I use Logren if I have kidney or liver disease?

Regulatory guidance indicates that special considerations may be necessary for patients with kidney or liver impairment, as this can affect how the body processes the medicine. For the metoclopramide component, a dose reduction may be necessary for those with moderate or severe renal or hepatic impairment. However, for the mometasone nasal spray, dose adjustments are generally not expected due to its low absorption into the body.

Q: What should I do if I miss a dose of Logren?

Official patient information often suggests that if a dose of the metoclopramide component is missed, the patient should generally skip the missed dose and continue with the next scheduled dose. Patients are cautioned against doubling the dose to compensate for the one that was missed. For combination allergy formulations, do not exceed the directed amount to make up for a missed dose.

Q: Is Logren safe to use while pregnant or breastfeeding?

Regulatory information specifies that consultation with a healthcare professional is necessary regarding the use of Logren during pregnancy or breastfeeding. Official information on the metoclopramide component indicates that trace amounts of the drug can pass into breast milk. Although studies do not report an increased risk of adverse pregnancy outcomes, any decision on use during these periods must be determined by a healthcare provider.

Q: What happens if I accidentally take too much Logren (overdose)?

In the event of a suspected overdose of Logren, official guidance directs that professional medical help should be sought immediately. Symptoms of a metoclopramide overdose may include confusion, drowsiness, seizures, or unusual, uncontrolled body movements. Official product information states that any suspected overdose must be reported to a Poison Control Center or other emergency medical service.

How should Logren be stored and disposed of?

How to Store and Dispose of Logren (Metoclopramide)

Official regulatory guidelines mandate precise conditions for storing and disposing of Logren tablets to ensure drug stability and safety.

Storage Requirements

Logren must be stored at controlled room temperature, specifically between 20 C and 25 C (68 F and 77 F). The product must be protected from both light and moisture, and it is strictly required to protect it from freezing and excessive heat. To maintain packaging integrity, the medication must be kept in its original container with the cap tightly closed.

Safety and Disposal

To prevent accidental ingestion, Logren must be stored out of the sight and reach of children.

Expired or unused medication should be disposed of through a dedicated drug take-back program. If this is unavailable, the product must be mixed with an unappealing substance, placed in a sealed plastic bag, and discarded with household trash. Regulatory rules state that Logren must not be flushed down the toilet.

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

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