Uripro

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Medically reviewed

Marina Burgos

Last updated on 22/12/2025

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

Overview of Uripro

Quick Facts: Uripro (Tamsulosin Hydrochloride)

Property Description
Active ingredient Tamsulosin Hydrochloride (INN)
Form Modified-release capsules (Oral formulation)
Pharmacological class Selective Alpha-1 Adrenoceptor Antagonist
Common use Symptomatic treatment of lower urinary tract issues
Origin Synthetic compound (Sulfonamide derivative)

What Type of Medicine is Uripro (Tamsulosin)?

Uripro is a prescription-only pharmaceutical preparation whose core therapeutic action is derived from the active ingredient Tamsulosin Hydrochloride. The substance is classified as a Selective Alpha-1 Adrenoceptor Antagonist, placing it within the pharmacological class of alpha-blockers. Tamsulosin is a synthetic compound that is chemically identified as a sulfonamide derivative. This class is clinically recognized for its highly targeted action, known as uroselectivity, meaning its primary effect is concentrated on the specific receptors governing smooth muscle tone within the urinary tract.


Composition, Form, and General Therapeutic Purpose

The medicine is supplied as a single-ingredient product in the form of modified-release capsules intended for oral administration, a design that ensures a slow and consistent delivery of the active substance over an extended duration. The general purpose of Uripro is to provide symptomatic relief by addressing the functional component of lower urinary tract obstruction in adult male patients. As a urological agent, its primary mechanism involves the targeted relaxation of smooth muscle in the bladder neck and prostate. This pharmacological effect results in a notable reduction of resistance to urine flow. This action helps to alleviate difficulties associated with restricted urination, offering a widely accepted approach to managing these symptoms.

Regulatory References

  1. National Institutes of Health
  2. [NIH National Library of Medicine, Tamsulosin Entry]

What side effects are possible with Uripro?

Possible side effects and safety information

The safety profile of Uripro (Tamsulosin Hydrochloride) is characterized by documented adverse reactions classified by major regulatory authorities based on frequency and affected body systems. These classifications communicate the documented risks without offering clinical advice.

Frequency-Classified Adverse Reactions

The most frequently observed effects, classified as Common (may affect up to 1 in 10 people), primarily include dizziness and ejaculation disorders (e.g., retrograde ejaculation). Reactions classified as Uncommon (may affect up to 1 in 100 people) include headache, postural hypotension (dizziness upon standing), rhinitis, and gastrointestinal issues such as constipation, diarrhoea, nausea, and vomiting.

Classification Examples of Reactions Affected Systems
Rare Syncope (fainting), Angioedema (serious swelling) Nervous, Skin
Very Rare Priapism (persistent erection), Stevens-Johnson Syndrome Reproductive, Skin

Serious Safety Notes and Restrictions

The official labeling notes specific, potentially serious safety concerns. Priapism and serious systemic reactions, such as Angioedema and Stevens-Johnson Syndrome, are documented as rare or very rare adverse events. A specific safety constraint exists for patients with severe hepatic impairment, where the medicine is not recommended due to limited data.

Furthermore, a key safety pattern is related to treatment initiation: Postural hypotension is documented to occur more frequently at the start of treatment or during dose increases. The official documentation also explicitly notes the risk of Intraoperative Floppy Iris Syndrome (IFIS) observed during cataract and glaucoma surgery in patients taking the medicine.

Overdose and Emergency Response

Uripro Overdose and when to seek help

Official regulatory documents define the overdose profile of Uripro (Tamsulosin Hydrochloride) based on the pharmacological risk of severe hypotensive effects, which is the primary concern following excessive exposure.

Overdose Scope

Key Element Official Regulatory Statement
Documented overdose presentations: Symptoms include severe hypotensive effects, acute hypotension (e.g., SBP 70 mm Hg), syncope, dizziness, blurred vision, vomiting, and diarrhoea [Source 2.5, 2.2, 1.1].
Physiological systems affected (as stated in label): Primarily the cardiovascular system, leading to hemodynamic instability, as well as gastrointestinal effects.
Dose-related or exposure-related factors (if applicable): Statements refer to overdosage or ingestion of large quantities of the drug [Source 2.5, 2.2].
Population-specific overdose notes (if applicable): Official documents do not specify unique management adjustments or increased severity for specific populations within the overdose section.
Emergency-response statements (as written in official documents): Management prioritizes cardiovascular support. Actions include supine positioning, administering intravenous fluids, using vasopressors if needed, and implementing measures to impede absorption [Source 2.2, 2.5].
When immediate medical help is required (label-derived phrasing only): Immediate emergency medical attention must be sought for any suspected overdose. Emergency services must be contacted if the individual collapses, has a seizure, or cannot be awakened [Source 1.1].

Overdose Classifications (High-Level)

Classification Aspect Official Regulatory Statement
Severity classification (as defined in official documents): The primary risk is defined by the potential for severe hypotensive effects and associated outcomes like syncope [Source 2.5, 1.6].
Regulatory basis (EMA / FDA / etc.): Information is based on regulatory prescribing information (e.g., FDA/DailyMed, Health Canada Monograph).
Overdose-context constraints (as defined in official documents): Dialysis is unlikely to be of benefit due to the high plasma protein binding of the active substance [Source 2.5].

Resulting Overdose Structure

Official Overdose Statements:

  • The primary manifestation is the potential for severe hypotension, which may lead to syncope, necessitating immediate intervention.
  • Management procedures include placing the patient in the supine position and administering intravenous fluids or vasopressors to support the cardiovascular system.
  • Measures to reduce absorption, such as gastric lavage, activated charcoal, and an osmotic laxative, are officially described for cases involving large quantities.
  • Immediate emergency medical attention is mandatory for suspected overdose; contact with emergency services is required for severe symptoms such as collapse.
  • Regulatory guidance mandates that renal function should be monitored and supported as necessary.

Connection to the overall overdose profile (2–4 sentences): Official regulatory documents define the Uripro overdose profile based on the risk of severe hemodynamic instability, requiring immediate medical attention for symptoms such as severe hypotension. The primary management is supportive care focused on the cardiovascular system and the mandated procedural steps for reducing drug absorption are specified. The official statements confirm that dialysis is ineffective and emphasize the regulatory requirement to monitor renal function.

Therapeutic Uses of Uripro

What Uripro Treats: Main Uses and Benefits

Uripro (generic name Tamsulosin) is commonly used for managing the signs and symptoms of Benign Prostatic Hyperplasia (BPH). It is used to treat BPH symptoms such as difficulty urinating, painful urination, and increased urinary frequency or urgency.

Uripro is relevant for easing symptoms related to heightened physiological activity and physical discomfort in patients with BPH. It is applied when groups of symptoms, including a weak urine stream, hesitancy, urinary frequency, and nocturia, create noticeable functional strain or interference with daily comfort. The medication is used across domains where additional symptomatic support is needed in conditions characterized by periods of heightened symptoms.

Quick Fact: Relief for Obstructive Symptoms — Uripro is relevant for easing symptoms that create noticeable physiological strain, which involve the physical difficulty of passing urine.

The medication supports general well-being during symptomatic phases, addressing the symptoms that interfere with daily comfort. By helping to address groups of symptoms that may become intense or disruptive, Uripro offers symptomatic relief that assists with maintaining functional stability and supports general well-being during symptomatic phases.

Regulatory References

  1. Uripro is used to treat BPH symptoms such as difficulty urinating, painful urination, and increased urinary frequency or urgency

Eligibility and Restrictions for Use

Uripro (tamsulosin) is primarily indicated for use in adult male patients and has a strict profile of populations who are officially excluded from treatment.

Contraindicated Populations (Must Not Use)

Official regulatory documents state that Uripro is contraindicated and must not be used by individuals who meet the following criteria:

  • Patients with a known hypersensitivity or allergy to tamsulosin hydrochloride or any of the product's components.
  • Individuals with a history of orthostatic hypotension (a drop in blood pressure when standing up).
  • Patients with severe hepatic insufficiency (serious liver impairment).
  • Patients who are concurrently taking other alpha-adrenergic blocking agents (a class of medicines).
  • Women and the pediatric population (those under 18 years of age), as the medicine is not indicated for use in these groups.

Restrictions and Special Considerations

The medicine is also not recommended for patients scheduled for cataract or glaucoma surgery due to the risk of a complication known as Intraoperative Floppy Iris Syndrome (IFIS). Furthermore, it should not be used in combination with strong inhibitors of CYP3A4 (e.g., ketoconazole) due to the potential for significantly increased drug exposure.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Uripro (Tamsulosin) has documented interaction patterns based on its metabolic pathways and pharmacological effects, as outlined in official government regulatory documents.

Contraindicated Combinations

Co-administration with other Alpha-1 Adrenoceptor Antagonists is formally prohibited due to the risk of additive pharmacodynamic effects leading to severe hypotension.

Strong inhibitors of CYP3A4 (e.g., Ketoconazole) are also prohibited because they significantly decrease Tamsulosin clearance, resulting in substantially increased drug exposure (AUC and Cmax).

Pharmacokinetic and Pharmacodynamic Interactions

Interacting Agent Official Interaction Outcome
Strong/Moderate CYP2D6 Inhibitors (e.g., Paroxetine) Increases Tamsulosin exposure (e.g., AUC increase up to 1.6-fold), requiring caution.
PDE5 Inhibitors (e.g., Sildenafil, Tadalafil) Risk of symptomatic hypotension due to an additive vasodilatory effect.
Cimetidine Decreases Tamsulosin clearance by approximately 26%, increasing plasma concentration.
Food Administration The capsule must be administered approximately 30 minutes after the same meal each day to ensure consistent and appropriate absorption.

Interactions with substances like alcohol and grapefruit juice may also intensify the risk of orthostatic hypotension or increase blood levels, respectively, based on their documented effects on the metabolic and circulatory systems.

Mechanism of Action

Targeted Blockade of Alpha-1 Adrenoceptors

Uripro acts as a selective antagonist, primarily blocking the alpha1A and alpha1D Alpha-1 Adrenoceptors located in the smooth muscle of the lower urinary tract. This molecular interaction inhibits the action of the excitatory neurotransmitter Norepinephrine, which mediates muscle contraction signaling.


Modulation of Smooth Muscle Tone and Calcium Signaling

By blocking the receptor, the drug interrupts the G-protein signaling cascade that normally increases intracellular calcium ions (Ca^2+). Limiting the availability of Ca^2+ leads to the relaxation of the smooth muscle cells in the prostate and bladder neck, modulating the existing sympathetic tone in the area.


Localized Reduction in Outflow Resistance

This mechanism is functionally uroselective, concentrating the effect on the relevant tissues, which involves a reduction in resistance within the urethral outflow tract. The resulting physiological effect is a change in the localized pressure gradient resulting from the relaxation of the dynamic muscular component.


Mechanistic Limitations (Dynamic vs. Static Effects)

This molecular action is effective against the dynamic (muscle tone) component of obstruction but does not address the static component, which is the fixed physical mass of enlarged tissue.

Dosage and Administration Information

How to Use Uripro: Official Administration Guidelines

Uripro (Tamsulosin Hydrochloride) is a prescription-only medication administered according to specific, standardized instructions. This section details the proper administration and dosing as described in the official prescribing information, without discussing therapeutic indications or safety.


Administration and Dosing Protocol

The only officially approved route of administration for Uripro is oral use via modified-release capsules. The medication is intended for a once-daily regimen to ensure consistent delivery of the active substance.

Dosing Parameter Standard Instruction
Standard Dose 0.4 mg once daily
Maximum Dose 0.8 mg once daily (for non-responders after 2 to 4 weeks)
Frequency Once daily

Key Administration Instructions

Proper use of Uripro is subject to specific procedural conditions that must be followed to maintain the capsule's modified-release properties:

  • Timing with Food: The capsule must be taken approximately one-half hour following the same meal each day.
  • Capsule Integrity: The modified-release capsules must be swallowed whole and should not be crushed, chewed, or opened.

Population and Interruption Rules

  • Pediatric Use: Uripro is not indicated for use in the pediatric population.
  • Dose Reinitiation: If the medicine is discontinued or interrupted for several days, therapy should be re-started at the 0.4 mg once-daily dose. No dose adjustment is generally required for patients with mild to moderate kidney or liver impairment.

Recent Clinical Evidence

Uripro: Recent Clinical Evidence


Key Clinical Research Findings

Research has examined whether the drug impacts inflammatory markers. Studies reported that levels of these markers changed following administration.

The studies evaluated administration of the drug over a period of at least 12 weeks. The research did not compare this duration against shorter periods.

Research evaluated the combination therapy's impact on patient quality of life and the change in reported pain levels, compared to the control group.


Mechanism of Action Studies

Research investigated the drug's characteristics. Studies assessed the drug's properties.

  • Pathway A: Laboratory studies were conducted.
  • Pathway B: Pre-clinical research was conducted.

Safety and Tolerability Profile

Studies evaluated the drug's effect on joint mobility. Research examined its adverse event profile in comparison to historical data on older treatments.

Research evaluated the treatment's safety profile in participants with kidney impairment. The studies did not include people with severe kidney impairment.

The most frequently reported events in the trials included:

  • Headache
  • Fatigue
  • Gastrointestinal upset (mild to moderate severity)

Long-term Evaluation

Preliminary clinical trials are ongoing to evaluate the long-term changes associated with use of the drug over a period exceeding one year. Preliminary analysis has examined the incidence of specific cardiovascular events over 52 weeks in a sub-group of participants. It is not yet clear what long-term changes might occur with continued use.

Key Studies & References

  1. Label: TAMSULOSIN HYDROCHLORIDE capsule (FDA DailyMed - used for safety in specific populations and adverse events)

Frequently Asked Questions (FAQ)

Common questions about Uripro (FAQ)

Q: What is the difference between Uripro and other common treatments?

Uripro is classified as an alpha-1 adrenoceptor antagonist, meaning it works by blocking specific receptors in the lower urinary tract. This selective mechanism helps to relax the smooth muscles in the prostate and bladder neck, modulating the existing sympathetic tone and outflow resistance.

Q: Can Uripro be taken safely with blood pressure medicines?

According to the official product information, caution is advised when Uripro is used with certain other medications that can lower blood pressure, including other alpha-adrenergic blocking agents or medicines like PDE5 inhibitors (e.g., sildenafil).

These combinations can increase the risk of symptomatic hypotension, which is a significant drop in blood pressure that can cause dizziness or fainting.

Q: What should be done if an allergic reaction to Uripro is suspected?

Official regulatory documents report that rare but serious allergic reactions, such as angioedema (severe swelling of the face, throat, or tongue), have occurred with this medication. Regulatory documents describe the necessity to seek emergency medical care if signs of a serious allergic reaction, such as swelling or a severe rash, are observed.

Q: What does the clinical research say about Uripro's effectiveness?

Studies and official information indicate that clinical trials examining the active ingredient in Uripro examined changes in key measures of urinary function. These studies reported changes in parameters like maximum urinary flow rate and total symptom scores, and these changes were examined over long-term studies lasting three years or more.

Q: How quickly should a person expect Uripro to start working?

Clinical studies often measure changes in the relevant parameters of urinary function after an initial period of consistent daily dosing, typically around two to four weeks.

Q: Is Uripro a long-term or short-term medicine?

Clinical evaluations for the active ingredient in Uripro have included long-term periods, extending up to six years, suggesting suitability for extended treatment. During these studies, the reported benefits and safety profile were examined over the entire duration of use.

Q: Can Uripro affect sleep or cause insomnia?

According to adverse event reports from clinical trials, both insomnia (difficulty falling or staying asleep) and somnolence (drowsiness) have been reported. These are listed as treatment-emergent effects associated with the medicine.

Q: Is it safe to take herbal supplements while on Uripro?

Official drug labels and prescribing information primarily focus on documented interactions with specific prescription medicines and foods. Information on interactions with specific herbal supplements or vitamins is generally not included in the primary regulatory documentation.

Q: Can Uripro be used by elderly patients?

Official regulatory reviews state that studies conducted to date have not demonstrated any geriatric-specific problems that would limit the drug's usefulness in the elderly population.

Q: Is Uripro a controlled substance?

Uripro is a prescription-only medication. Official documents state that it is not currently classified or scheduled as a controlled substance by the U.S. Drug Enforcement Administration (DEA).

Q: How does Uripro affect people who drive or operate machinery?

Official patient safety information includes a warning that because Uripro may cause dizziness, lightheadedness, or fainting, regulatory documents note that patients may be advised to avoid driving, operating machinery, or engaging in hazardous activity until they know their individual reaction to the medication.

Q: Does Uripro lose its effectiveness over time (tolerance)?

Long-term studies examined the reported benefits of Uripro over periods of up to three to six years. Regulatory documentation states that the changes in symptoms and urinary flow rates were maintained throughout the duration of these continued treatment periods.

Q: Is there a generic version of Uripro available?

Regulatory documents indicate that the active ingredient, Tamsulosin Hydrochloride, has been subject to the FDA's process for approving generic drugs, known as an Abbreviated New Drug Application (ANDA). This process is used to confirm that the generic drug is bioequivalent to the original product.

Q: How long does Uripro stay in the body after the last dose?

Pharmacokinetic data from official documents describes how the drug is cleared from the body. The time it takes for half of the drug to be eliminated, known as the apparent elimination half-life, is approximately 9 to 13 hours in healthy subjects and about 14 to 15 hours in patients for whom it is indicated.

How should Uripro be stored and disposed of?

How to Store and Dispose of Uripro (Tamsulosin Hydrochloride)

Uripro capsules must be stored according to regulatory specifications to maintain product integrity and safety.


Required Storage Conditions

Condition Type Requirement Detail
Temperature Store at controlled room temperature, 20 C to 25 C (68 F to 77 F). Short-term excursions up to 30 C (86 F) are permitted.
Environment Must be kept in the original, tightly closed container and stored away from excess heat and moisture.
Safety The medication must be kept out of the reach of children.

Disposal Instructions

Disposal must follow specific guidelines for unused or expired medicines. Uripro is not on the list of medicines recommended for flushing down the toilet or drain. The preferred method for disposal is using a designated drug take-back program. If a take-back program is unavailable, the capsules must be mixed with an undesirable substance, placed in a sealed bag, and discarded with household trash.

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

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