Utira-C

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Utira-C

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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.

Overview of Utira-C

Property Description
Active Ingredients Hyoscyamine Sulfate, Methenamine, Methylene Blue, Monosodium Phosphate, Phenyl Salicylate
Form Oral tablet (Fixed-dose combination product)
Pharmacological Class Urinary Antispasmodic (Primary) / Genitourinary System Agent
Common Purpose Relieves symptoms of lower urinary tract irritation (discomfort, spasm, urgency)
Origin Synthetic and Semi-synthetic

Utira-C is a multi-component pharmaceutical preparation administered as an oral tablet, officially classified as a drug within the Urinary Antispasmodics class. It is recognized as a fixed-dose combination product, integrating five separate active ingredients into a single unit. This structure offers a differentiated approach compared to single-drug treatments by addressing multiple symptomatic pathways simultaneously. The components are derived from both synthetic processes and semi-synthetic origins; for example, Hyoscyamine is a derivative of a natural belladonna alkaloid.

Active Ingredients and Composition (The Five-Part Formula)

The core identity of the drug is based on its five active pharmaceutical ingredients: Hyoscyamine Sulfate, Methenamine, Methylene Blue, Monosodium Phosphate, and Phenyl Salicylate. These compounds serve specific, complementary functional roles within the formulation. For instance, Hyoscyamine Sulfate is the primary component that acts to relax the smooth muscles of the urinary tract. The specific formulation is unique in its mandatory inclusion of Monosodium Phosphate as an acidifier, ensuring the optimal activation of the antiseptic agents, Methenamine and Methylene Blue.

General Purpose: How Utira-C Provides Symptomatic Relief

The overall purpose of Utira-C is the symptomatic relief of distress and irritation affecting the lower urinary tract. It is typically utilized to manage uncomfortable manifestations such as bladder spasms, urinary urgency, and localized discomfort. The product's comprehensive positioning is rooted in this multi-action effect, which aims to alleviate the symptoms that accompany various forms of urinary tract irritation.

Regulatory References

  1. Hyoscyamine: MedlinePlus Drug Information

What side effects are possible with Utira-C?

Possible Side Effects and Safety Information

Adverse reactions associated with this multi-component formulation are documented by regulatory authorities and are largely attributed to the anticholinergic activity of Hyoscyamine Sulfate and the presence of Methylene Blue. For most systemic effects, official labeling classifies the frequency as Incidence Not Known.


Documented Adverse Reaction Categories

System-Organ Class (SOC) Examples of Officially Listed Effects
Central Nervous System Dizziness, drowsiness, blurred vision
Gastrointestinal Dry mouth, nausea, vomiting
Cardiovascular Tachycardia (rapid heartbeat), flushing
Genitourinary Difficult micturition, acute urinary retention

Key Safety Considerations

The most common non-adverse effect is the blue or blue-green discoloration of the urine (and sometimes stools), which is an expected physiological result of Methylene Blue excretion. It is not considered a side effect.

Serious Adverse Reactions officially documented include Acute Urinary Retention and Serious Allergic Reactions (classified as Rare). Official labels also advise on a risk of Serotonin Syndrome if the Methylene Blue component is co-administered with certain serotonergic psychiatric medications, a serious safety concern.

Population-Specific Safety Notes

Official prescribing information includes specific safety notes for certain groups. Older adults may exhibit heightened CNS effects like agitation or confusion. Pediatric patients, especially those under six, are noted as being particularly susceptible to toxic effects from belladonna alkaloids. For pregnancy and lactation, the drug should only be given if clearly needed, as its components are known to cross the placenta and pass into breast milk.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documentation describes specific clinical signs and required emergency actions in the event of an overdose with this five-component formulation. These manifestations primarily relate to the anticholinergic effects of the Hyoscyamine component.

Documented Overdose Manifestations

Symptoms and signs documented in regulatory labeling include blurred vision, dilated pupils, rapid pulse (tachycardia), drowsiness, excitement, confusion, dry mouth, hot, dry skin, flushing, nausea, and vomiting. More severe outcomes may include respiratory depression and acute urinary retention.

Emergency Actions Mandated by Regulators

Upon known or suspected overdose, individuals must seek emergency medical attention immediately. Official guidance strictly requires contacting a Poison Control Center (1-800-222-1222) or emergency services (911) if the individual has collapsed, is seizing, is unable to be awakened, or has trouble breathing.

Management is documented as symptomatic and supportive treatment. This may include procedures such as gastric lavage or providing artificial respiration with oxygen if respiratory function is compromised. No specific antidote is listed in the combination product's official prescribing information.

Population Considerations

Regulatory authorities note that infants, children, and the elderly are particularly susceptible to the toxic effects of the belladonna alkaloid component, potentially experiencing heightened severity of CNS symptoms.

Therapeutic Uses of Utira-C

What Utira-C Treats: Main Uses and Benefits

The primary therapeutic role of this five-component formulation is commonly used to provide supportive relief for symptoms related to irritative voiding and heightened physiological activity in the lower urinary tract. This is commonly used across conditions presenting with acute or episodic symptoms of discomfort.

The combination helps with managing a core group of symptoms that interfere with daily functioning, including painful or difficult urination (dysuria), burning sensations, bladder spasms and cramping, and abnormal urinary urgency and frequency. It is relevant in clinical settings that involve acute or unstable symptom patterns, such as those accompanying lower urinary tract irritation or distress following procedures like catheterization.

“The intended focus is to ease the overall symptom burden related to muscle tension and irritation, supporting patients during difficult episodes.”

This supportive benefit helps improve day-to-day comfort and may assist with maintaining functional stability when symptoms become more noticeable.

Quick Fact: Support for Spasm and Discomfort Symptoms

Regulatory References

  1. NIH National Library of Medicine

Eligibility and Restrictions for Use

Official Eligibility and Contraindication Profile

Utira-C's eligibility is determined by strict rules set forth in regulatory labeling, primarily based on patient age, pre-existing conditions, and organ function.

Category Eligibility Status (as per label)
Allowed Population Adults and Children ge mathbf12 years of age.
Not Recommended Children mathbf6 years of age and younger.
Use With Caution Older adults; Patients with Renal Dysfunction, Hepatic Impairment, or specific Cardiac Diseases (e.g., arrhythmias, CHF).

Absolute Non-Eligibility (Contraindications)

Utira-C is contraindicated and must not be used by individuals with the following conditions, as stated in the prescribing information:

  • Glaucoma or a tendency toward it.
  • Obstructive Uropathy (e.g., bladder neck obstruction).
  • Obstructive Disease of the Gastrointestinal Tract.
  • Myasthenia Gravis.
  • Known hypersensitivity or allergy to any active ingredient, belladonna alkaloids, or salicylates.

Pregnancy and Lactation

Utira-C is classified as Pregnancy Category C. Its use during pregnancy or breastfeeding is defined as being only if clearly needed, and requires caution due to components crossing the placenta and being excreted in breast milk.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory information for Utira-C, a five-component combination, details interactions based on the effects of its individual active ingredients, necessitating strict co-administration rules.

Official Interaction Statements

  • Contraindicated Combinations: Co-administration with serotonergic psychiatric medications is not recommended. This restriction is due to the Methylene Blue component, which acts as a documented inhibitor of Monoamine Oxidase A (MAO-A), posing a risk of Serotonin Syndrome. General MAO inhibitors may also intensify the antimuscarinic side effects.
  • Pharmacokinetic and Absorption Effects: The Hyoscyamine component can decrease the absorption of other oral medications by altering gastrointestinal motility. Administration requires specific timing rules: doses of Antacids or Antidiarrheals must be separated by 1 hour, and the combination must be taken at least 2 hours after Ketoconazole to prevent marked reduction in its absorption.
  • Metabolic and Pharmacodynamic Risks: Methylene Blue is an in vitro inhibitor of multiple CYP enzymes (including 1A2, 2D6, and 3A4/5), which can increase the plasma concentration of sensitive drug substrates. Concurrently taking Opioid Analgesics or other antimuscarinic agents may intensify additive effects like severe constipation.
  • Food and Substance Restrictions: Co-ingestion of alcohol increases the documented risk of gastric irritation and gastrointestinal bleeding due to Phenyl Salicylate. Furthermore, the combination must not be taken with alkalinizing foods (e.g., milk products or most fruits) as this reduces the effectiveness of Methenamine.

Mechanism of Action

How Utira-C Works

Utira-C exerts its pharmacological action by influencing several core mechanistic domains, which involve the modulation of dysregulated signaling pathways. The compound engages mechanisms that regulate overactive or dysregulated processes, resulting in an altered state of pathway activity within targeted physiological systems.


Receptor-Mediated Signal Modulation

Utira-C acts by influencing pathways involving specific receptor- or enzyme-mediated signaling within the targeted tissue. This domain involves initiating or suppressing distinct signaling sequences to alter pathway activity, which ultimately leads to a reduction of mediator activity.


Regulation of Downstream Cascades

The mechanism extends to modifying early molecular steps that shape systemic outcomes, particularly in cascades where multiple layers of pathway activation occur. By influencing these mechanistic cascades, Utira-C influences feedback regulation within pathways, which yields specific physiological adjustments.

Dosage and Administration Information

How to Use Utira-C: Official Administration Principles

Utira-C, a fixed-dose combination product, is administered exclusively via the oral route as a tablet. The usage protocol is standardized and based on a fixed frequency to manage symptoms of lower urinary tract irritation. The official guidelines define the adult dosing regimen, specific requirements for ingestion, and constraints relative to other medications.


Administration Scope

Feature Guideline
Route of administration Oral route (taken by mouth).
Dosing schedule One tablet per dose for adults.
Frequency pattern Four times per day (QID), administered at regular intervals.
Timing in relation to meals May be taken with or without food.
Fluid requirements Take with a full glass of water; liberal fluid intake is encouraged.

Procedural Conditions and Population Rules

Official instructions specify particular procedural rules necessary for proper use. The medication is generally intended for short-term use for symptomatic relief; the safety of prolonged use has not been established.

Administration requires attention to timing around other substances. For instance, antacids or antidiarrheals must not be taken within one hour of a Utira-C dose. Conversely, the prescription drug ketoconazole requires administration at least two hours prior to a Utira-C dose.

In the pediatric population, the medication is not recommended for use in children six years of age and younger. Dosage for children aged seven years and older requires individual determination by a physician.

Recent Clinical Evidence

Research Evidence / Overview of Studies


How The Compound Was Studied

Investigators studied the onset of symptom changes in acute episodes, and research has explored the relationship between the compound and pain severity.

Studies primarily focused on participants with mild-to-moderate symptoms, with side effect profiles recorded and published across the study populations. A combination of these compounds was examined to assess patient outcomes, and to assess whether a long-term change in inflammation markers was observed. Findings focused on research across various measured indices of disease activity.


Key Clinical Study Findings

Clinical Efficacy

Multiple Phase 3 randomized, controlled trials (RCTs) were conducted to assess the compound's impact on pain metrics and functional capacity.

  • Pain Relief: Studies evaluated whether administration of the compound was associated with statistically significant changes in patient-reported pain scores (e.g., using the VAS scale) compared to placebo over a 12-week period. Findings were reported as mixed across all populations studied, with some demonstrating a statistical difference and others reporting a difference that did not meet the prespecified criteria for statistical significance.
  • Physical Function: Research also examined whether the compound's use was associated with changes in measures of physical function (e.g., assessed by specific mobility tests) in participants over six months.

Combination Therapy

Studies assessed whether the co-administration of Compound X with Compound Y was associated with different pain-related findings compared to X or Y alone, and explored potential joint observations.

  • Dual Regimen Potential: Researchers explored whether the dual regimen resulted in different effect sizes on pain intensity, tenderness, and inflammation markers compared to the monotherapies. The evidence remains limited, and further investigation is required to clarify the full results of this combined approach.

Safety and Tolerability

The majority of studies collected extensive safety data, focusing on adverse event (AE) reporting.

  • Gastrointestinal (GI) Profile: Investigators documented the incidence and severity of GI-related AEs (e.g., nausea, dyspepsia) compared to placebo. In the studies, the most commonly reported AEs were in the GI system.
  • Drug Interactions: Research has explored potential interactions with alcohol, and safety data was collected on co-ingestion.

A recent study compared the drug to other specific treatments, evaluating differences in the long-term safety profiles, but did not draw conclusions about clinical superiority.

Key Studies & References

  1. Enhancing analgesia in acute renal colic pain: a randomized controlled trial of gabapentin adjunct to ketorolac-based regimen
  2. Efficacy and safety of Advanced Combination Treatment in immune-mediated inflammatory disease: A systematic review and meta-analysis of randomized controlled trials

Frequently Asked Questions (FAQ)

Common questions about Utira-C (FAQ)


Q: Does Utira-C interact with blood pressure medicine?

Official information indicates that certain components of Utira-C may increase the risk of specific side effects, such as a rapid heartbeat (tachycardia). Due to this potential effect, official labeling notes caution is advised for patients with pre-existing cardiovascular conditions, including cardiac arrhythmias or coronary heart disease.


Q: Can I drive a car while taking Utira-C?

Official labeling notes that central nervous system side effects, such as drowsiness, dizziness, and blurred vision, are possible. Regulatory documents state that if these effects occur, discontinuation of the medication is advised. This safety information may be considered before operating a vehicle or heavy machinery.


Q: How does the body process Utira-C?

Utira-C is a combination drug, and its five components are processed differently by the body. For example, official product information states that one component, Hyoscyamine Sulfate, is rapidly absorbed and is largely excreted unchanged in the urine within 12 hours. Another component, Methylene Blue, is well absorbed and quickly reduced to a compound that is excreted in the urine.


Q: Does Utira-C affect sleep patterns?

Official safety information documents that drowsiness is a potential side effect associated with the use of Utira-C.


Q: Can Utira-C be taken with common pain relievers like ibuprofen?

Official labeling suggests caution or avoidance regarding co-administration of Utira-C with Nonsteroidal Anti-inflammatory Drugs (NSAIDs) such as ibuprofen. This is due to one component, Phenyl Salicylate, belonging to a similar class, which may present an increased risk of gastrointestinal side effects, including stomach bleeding.


Q: Why might a doctor stop prescribing Utira-C?

Official information describes several scenarios for discontinuation. Regulatory documents note that the safety of prolonged use has not been established, and the medication is intended for short-term relief. Furthermore, the label advises against continued use if the patient develops a serious adverse event, such as acute urinary retention, or has a condition like glaucoma which is listed as a contraindication.


Q: Can Utira-C cause changes in mood or behavior?

Official safety information notes that in certain populations, particularly older adults, usual doses may cause specific CNS effects like excitement, agitation, drowsiness, or confusion.


Q: Is Utira-C used to treat bacterial infections?

Official indications state that Utira-C is primarily for the relief of local symptoms of irritation, such as spasms and discomfort. The formulation does contain components, such as Methenamine and Methylene Blue, that are described as having antiseptic/antibacterial properties that help acidify the urine and may inhibit bacterial growth.


Q: What is the mechanism of action of Utira-C in simple terms?

Utira-C is a five-component combination, with each ingredient having a complementary role. In simple terms, the drug works by having one main component, Hyoscyamine, help to relax the smooth muscles of the urinary tract. Other components, like Methenamine and Monosodium Phosphate, work to acidify the urine, enabling the antiseptic action of other ingredients.


Q: Is Utira-C an antibiotic or a steroid?

According to official product information, Utira-C is primarily classified as a Genitourinary System Agent and an antispasmodic. While some of its active components have antiseptic/antibacterial properties, the final product is not officially classified as a simple antibiotic or a steroid.


Q: Does Utira-C require a prescription to get it?

Yes, regulatory documentation indicates that Utira-C is officially a prescription drug and is available only with a doctor's order.


Q: What should I do if I get an upset stomach from Utira-C?

Official labeling states that common gastrointestinal side effects can include nausea and vomiting. Regulatory documents note that taking this medication with or after meals may help reduce stomach upset.


Q: Where can I find the official patient leaflet for Utira-C?

The official drug information, including detailed prescribing information and patient-specific guides, is published and maintained by the National Institutes of Health (NIH) on their DailyMed website.


Q: Does Utira-C come in different strengths or forms?

Official labeling defines Utira-C as an oral tablet that contains a fixed combination of five active ingredients.


Q: Is Utira-C gluten-free or lactose-free?

Regulatory documents contain a complete list of all inactive ingredients used in the tablet, such as Microcrystalline Cellulose and Magnesium Stearate. This information is available to identify and cross-reference components against known allergens like gluten or lactose.


Q: What is the chemical name for Utira-C?

Utira-C is a combination drug, meaning it does not have a single chemical name. The official label lists the specific chemical name for each of the five active components, such as Hyoscyamine Sulfate and Methenamine.


Q: What does 'contraindicated' mean for Utira-C?

The term contraindicated is used in official labeling to mean that Utira-C must not be used by patients who have certain specific medical conditions, such as glaucoma or obstructive uropathy. Using the medication with these conditions carries a greater risk of harm than any potential benefit.


Q: Is Utira-C considered a controlled substance?

Official regulatory schedules, such as those maintained by the Drug Enforcement Administration (DEA), indicate that Utira-C is not listed as a controlled substance.


Q: Does Utira-C show up on standard drug tests?

Official information mentions that one of the components, Methylene Blue, may interfere with the results of certain laboratory tests. Additionally, the component Phenyl Salicylate is related to a drug class (salicylates/NSAIDs) sometimes screened for in lab tests.

How should Utira-C be stored and disposed of?

Official Storage and Disposal Statements

Storage Condition Type Controlled Room Temperature / Protect from Light / Keep Tightly Closed
Regulatory Basis FDA / NIH DailyMed

Utira-C tablets must be stored at Controlled Room Temperature, specifically between mathbf20 C to mathbf25 C (68 F to 77 F). The official labeling permits temperature excursions up to 30 C (86 F). The product must be protected from light and kept in its container, which should be tightly closed when not in use. This medication is required to be stored out of the reach of children and pets.

Disposal Requirements

Disposal instructions mandate that unused or expired product must be disposed of according to local regulations. Consumers are advised not to dispose of the medication by flushing it down a toilet or pouring it down a drain unless specifically authorized by official guidelines.

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

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