Профлосин

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Профлосин

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 Профлосин

Property Description
Active Ingredient Tamsulosin Hydrochloride
Form Hard Gelatin Capsule (Modified Release)
Pharmacological Class Selective Alpha-Adrenergic Blocker
General Purpose Reduction of muscular resistance in urinary tract
Origin Synthetic Chemical Compound
Status Prescription Only (Rx)

What Type of Medicine is Профлосин? (Identity and Classification)

Профлосин is a synthetic prescription medication whose active component is Tamsulosin Hydrochloride, a compound defined as the chemical entity C20H28N2O5S cdot HCl. It is classified pharmacologically as an Alpha-Adrenergic Blocker, specifically a selective alpha1-adrenergic receptor antagonist. This classification means its action is highly focused on particular receptors within the body's smooth muscle tissue. As a single-agent product (monotherapy), it contains only Tamsulosin, which is synthesized chemically. The drug is clinically recognized for its targeted effect on the lower urinary tract, confirming its established role in managing issues related to urinary flow.


What is the Purpose and Form of Tamsulosin? (Form, Composition, and General Benefit)

Профлосин is manufactured as a distinctive hard gelatin capsule for oral administration. The composition includes the Tamsulosin salt along with inert excipients, which are necessary for stabilizing the compound and controlling its release profile. A key feature is that it is typically engineered as a modified-release formulation, a design choice that ensures the active ingredient is released gradually into the system, aiming to maintain a consistent therapeutic effect over 24 hours. The drug's general purpose is achieved through its primary action of inducing smooth muscle relaxation. By relaxing the constricted muscles surrounding the urethra, this medication helps to reduce the physical resistance and obstruction to urinary flow, providing its core therapeutic benefit, such as easing the symptoms experienced during nighttime urination.

What side effects are possible with Профлосин?

Possible Side Effects and Safety Information

The safety profile for Tamsulosin Hydrochloride (the active substance in Профлосин) is classified according to the frequency and the affected physiological system, based strictly on official regulatory documentation.

Officially Classified Adverse Reactions

Adverse reactions are formally categorized based on their documented incidence from clinical trials and post-marketing surveillance:

  • Common Reactions (may affect up to 1 in 10 patients) primarily include dizziness and ejaculation disorders, such as retrograde ejaculation or ejaculation failure.
  • Uncommon Reactions (may affect up to 1 in 100 patients) involve effects like headache, palpitations, orthostatic hypotension (a drop in blood pressure upon standing), rhinitis, and gastrointestinal effects such as nausea, diarrhoea, or constipation.
  • Rare and Very Rare Reactions include syncope (fainting), severe hypersensitivity like angioedema, priapism (a persistent, painful penile erection), and Stevens-Johnson syndrome.

Specific Safety Considerations and Restrictions

Safety data highlight several specific constraints and documented safety patterns. The risk of orthostatic hypotension and dizziness is noted as being more frequent when beginning treatment. A surgical complication known as Intraoperative Floppy Iris Syndrome (IFIS) has been observed during cataract surgery in patients using or having previously used this class of medication.

The medication is contraindicated in patients with a history of orthostatic hypotension and in cases of severe hepatic insufficiency. Furthermore, regulatory labels require that patients be screened for the presence of prostate cancer before starting treatment and at regular intervals, as BPH and prostate cancer may co-exist.

Overdose and Emergency Response

Overdose of the active ingredient, Tamsulosin Hydrochloride, is primarily associated with the risk of severe hypotensive effects (low blood pressure). This potential for a rapid and significant drop in blood pressure requires immediate attention. Acute overdose case reports have also documented manifestations such as vomiting and diarrhea.

When to Seek Emergency Help

Seek emergency medical attention or call emergency services immediately if an overdose is suspected or if severe symptoms, particularly those related to low blood pressure, manifest.

Official Management Statements

The documented management protocol is focused on providing cardiovascular support. Initial steps include placing the patient in a supine position (lying down) to help restore blood pressure and heart rate. If this is insufficient, the use of volume expanders and/or vasopressors may be administered in a supervised medical setting. Additionally, renal function should be monitored.

To impede further absorption of large quantities of the medicine, healthcare providers may utilize procedures such as gastric lavage or the administration of activated charcoal and an osmotic laxative. Regulatory documents state that dialysis is unlikely to be of help because Tamsulosin is highly bound to plasma proteins, confirming that no specific antidote is available for this medicine. The overdose profile is defined by symptomatic and supportive care.

Therapeutic Uses of Профлосин

Tamsulosin (the active ingredient in Профлосин) is commonly used to help with conditions characterized by periods of heightened symptoms. This medication is applied in addressing the signs and symptoms linked to organ-specific functional stress, particularly those associated with benign prostatic hyperplasia (BPH).

This supportive management is considered relevant for easing the overall symptom burden.

The medication is relevant for easing symptom clusters that may become intense or disruptive, such as difficulty starting urination, a weak stream, or increased urinary frequency and urgency. These indications are applied across domains where additional symptomatic support is needed. This supportive management may assist with maintaining functional stability when symptoms interfere with routine activities.

This management is often used during phases when symptoms become more noticeable, providing support that helps ease the overall symptom burden. It contributes to easing the overall symptom load and may help patients cope more steadily with symptom fluctuations. The medication is commonly used to help with symptoms related to physical discomfort.

Quick Fact: Support for Symptoms that interfere with daily functioning

Regulatory References

  1. NIH MedlinePlus Drug Information on Tamsulosin

Eligibility and Restrictions for Use

Official Eligibility Profile

The eligibility profile for Proflosin (Tamsulosin Hydrochloride) is strictly defined by regulatory documents, outlining populations that must not use the medicine and those requiring special consideration.


Contraindications (Must Not Use)

Classification Population/Condition
Absolute Patients with known hypersensitivity to tamsulosin (e.g., angioedema).
Absolute Concomitant use with strong CYP3A4 inhibitors (e.g., ketoconazole).
Absolute Concomitant use with other alpha-adrenergic blocking agents.
Absolute Patients with severe hepatic insufficiency or end-stage renal disease (use not studied/contraindicated in some jurisdictions).

Restricted or Not Indicated Use

Classification Population/Condition
Not Indicated Pediatric patients (efficacy not established) and women (pregnancy/lactation).
Restriction Patients scheduled for cataract or glaucoma surgery (risk of Intraoperative Floppy Iris Syndrome).
Restriction Use requires caution with moderate CYP3A4 inhibitors or strong/moderate CYP2D6 inhibitors.
Caution Individuals with a tendency toward orthostatic hypotension (dizziness upon standing).

The official documents establish that use is strictly confined to adult males who do not present with the specific contraindications or conditions noted above. The medicine is not indicated outside of this population.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile of Профлосин (Tamsulosin) is primarily structured by its metabolism and its blood pressure-lowering action, necessitating specific constraints on co-administration with other medicines. The most significant interactions are defined by the effect on two key liver enzymes, CYP3A4 and CYP2D6.

Clinically Significant Co-administration Constraints

Interacting Product Category Example Medicines Listed in Regulatory Documents Constraint / Management Requirement
Strong CYP3A4 Inhibitors Ketoconazole Avoid use (Not recommended)
Other Alpha-Adrenergic Blockers (Other Tamsulosin-like agents) Avoid use (Do not combine)
Moderate CYP3A4 Inhibitors Erythromycin Use with caution, monitoring recommended
CYP2D6 Inhibitors (Strong/Moderate) Paroxetine, Terbinafine Use with caution
PDE5 Inhibitors Sildenafil, Tadalafil Use with caution due to hypotension risk

Other Documented Interactions

Co-administration with Warfarin requires caution due to potential effects on the elimination of Профлосин. Similarly, Cimetidine and Diclofenac have been noted to affect the exposure or elimination rate of Профлосин, warranting careful management. Due to the potential for symptomatic hypotension when combined with PDE5 inhibitors, monitoring is recommended when starting co-therapy. The constraints reflect the need to manage potential increases in the concentration of Профлосин or to prevent excessive blood pressure reduction.

Mechanism of Action

Selective Alpha-1 Adrenergic Receptor Blockade

Профлосин (Tamsulosin) exerts its mechanism by acting as a selective antagonist (blocker) primarily of the alpha1A adrenergic receptor subtype. These receptors are the main molecular targets situated within the smooth muscle of the prostatic capsule and bladder neck. By occupying these receptor sites, the drug functionally interrupts the signals from the sympathetic nervous system, mediated by Norepinephrine, that command smooth muscle contraction. This receptor blockade initiates an intracellular molecular cascade that reduces the availability of calcium ions ( Ca^2+), a prerequisite step for the development of muscle tension.

Modulation of Smooth Muscle Tone and Urethral Resistance

The physiological consequence of this targeted blockade is the relaxation of the smooth muscle tissue surrounding the bladder outlet and prostatic urethra. This relaxation directly modulates the dynamic component of urethral resistance, reducing the mechanical constriction imposed by the muscle tone. This mechanism reduces the pressure barrier, contributing to an alteration of urinary outflow dynamics. The drug's action is constrained to adjusting muscle tone and does not affect the static, anatomical size of the tissue.

Dosage and Administration Information

How to Use Профлосин

The administration of Профлосин (Tamsulosin Hydrochloride) follows specific protocols which define how the modified-release formulation should be taken.


Official Administration Guidelines

Feature Guideline
Route of Administration Oral use, utilizing a hard gelatin capsule (modified-release formulation).
Dosing Schedule The standard starting dose is 0.4 mg once daily. If the patient's response is inadequate after 2 to 4 weeks, the dose may be increased to the maximum recommended dose of 0.8 mg once daily.
Timing in Relation to Meals The capsule must be taken approximately one-half hour following the same meal each day to ensure consistent drug absorption.
Handling and Integrity The modified-release capsule must be swallowed whole and must not be crushed, chewed, broken, or opened, as this would compromise the controlled release of the active ingredient.
Interruption Protocol If the medicine is discontinued for several days, therapy should be re-initiated at the 0.4 mg once-daily dose upon resumption.
Population Use The drug is not indicated for use in pediatric patients. No general dose adjustment is recommended for patients with mild to moderate renal or hepatic impairment.

The structure of these instructions establishes a standard protocol: the capsule is taken once daily after a meal to support its release mechanism, and the 0.4 mg dose is the standard starting point. Documentation allows for a specific dose increase to 0.8 mg only after a designated time interval and according to the observed response, thus defining the full pattern of use.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Профлосин (Tamsulosin)


Evidence for use in Lower Urinary Tract Symptoms (LUTS) linked to BPH

The primary research base for the active ingredient, Tamsulosin, consists of Randomized Controlled Trials (RCTs) and systematic overviews of those trials. These studies were used in research exploring how symptoms change over time in adult males diagnosed with lower urinary tract symptoms (LUTS) linked to Benign Prostatic Hyperplasia (BPH). The trials focused on measuring patient-reported outcomes describing perceived discomfort and objective outcomes related to functional imbalance, such as the rate of urinary flow.

In these research scenarios, research examined subjective changes, such as how often a patient needed to urinate at night or how weak the stream felt, and objective measures, such as the Peak Urinary Flow Rate ( Q max). Studies report how symptoms evolved in the observed populations, and findings describe patterns observed in the studies related to these measurements.

While studies have explored short-term symptom changes, the follow-up durations were limited for the highly controlled, blinded studies. Long-term outcomes are not fully established using this type of highly controlled evidence, and there is limited information for outcomes measured beyond the initial study period. Research describes that the findings reflect group patterns, not personal outcomes.


Evidence for use in Managing Acute Urinary Retention (AUR) Events

The active ingredient was evaluated in a different research context involving Acute Urinary Retention (AUR)—a sudden inability to urinate that requires immediate medical attention. These studies were applied in research contexts involving episodic or acute changes. The research explored short-term symptom changes for adult males who had been catheterized following an AUR episode due to BPH.

Studies conducted during periods of increased symptom activity monitored outcomes describing episodic or acute changes, primarily focusing on the ability of participants to successfully urinate on their own after the catheter was removed (known as a Trial Without Catheter). The key outcomes examined were the functional ability to void unaided immediately after catheter removal and the rate of re-catheterization within a short follow-up period (typically 24 hours to 4 weeks). Data indicate patterns related to the ability to void unaided in this immediate post-catheter setting.


What is Still Uncertain About Профлосин Research

Research on Профлосин contributes to the broader evidence landscape, but there are areas where data are still emerging and certainty remains low.

One primary limitation is that follow-up durations were limited in the most rigorous, placebo-controlled research. Therefore, long-term effects are not fully established, and observational evidence is needed to understand the long-term patterns of symptom measurement. Furthermore, research has primarily examined symptom intensity rather than preventing or altering the overall natural progression of the underlying BPH condition itself. This means that the findings describe group patterns related to changes in symptom scores but provide limited insight into the long-term changes of the prostate.

Key Studies & References

  1. Tamsulosine HCl Zentiva 0.4 mg, prolonged-release tablets (tamsulosin hydrochloride) - European Public Assessment Report (EMA/MEB)
  2. Lower urinary tract symptoms in men: management - NICE Guideline [CG97] (Used for context on LUTS/BPH management and evidence focus)

Frequently Asked Questions (FAQ)

Common questions about Профлосин (FAQ)

Q: What happens if someone accidentally misses a dose of Профлосин?

A: If a dose is missed, official product information provides guidance that it can be taken as soon as it is remembered. However, if an entire day passes, the general guidance is to skip the missed dose and continue with the next one on the regular schedule. The guidance specifies that two doses should not be taken at the same time to compensate for the missed one.

Q: What is the expected timeline for noticeable relief when using Профлосин?

A: Studies indicate that patients may start experiencing a rapid improvement in BPH symptoms as early as one week after beginning treatment. The full therapeutic effect of the medicine, however, may take between two to four weeks to be fully realized.

Q: Are there any specific foods or drinks that should be avoided with Профлосин?

A: Regulatory information indicates that consumption of alcohol may increase the risk of side effects, such as light-headedness or dizziness. The medicine may also interact with strong enzyme inhibitors; official documents suggest caution when combining with substances like grapefruit juice, which can act as such an inhibitor.

Q: What conditions make a person ineligible to use Профлосин?

A: Official guidance states that Профлосин is generally not indicated for women or children. It is also contraindicated if a patient has a known allergy (hypersensitivity) to the active ingredient, a history of orthostatic hypotension (dizziness/fainting upon standing), or severe hepatic (liver) impairment.

Q: Has Профлосин been studied in people with kidney or liver problems?

A: Studies have not specifically included patients with end-stage renal disease or severe hepatic impairment. However, regulatory documents state that dose adjustments are typically not necessary for patients who have mild to moderate kidney or liver impairment.

Q: What is Профлосин actually used for in general?

A: Профлосин, which contains the active substance tamsulosin, is an alpha-blocker specifically indicated for the management of the signs and symptoms associated with benign prostatic hyperplasia (BPH). This is a common condition where the prostate gland becomes enlarged.

Q: Is Профлосин the same kind of drug as 'Tamsulosin'?

A: Профлосин is a brand name for a medication whose active ingredient is tamsulosin hydrochloride. Therefore, it is the name under which the tamsulosin drug substance is marketed for use.

Q: Is Профлосин a hormone or a type of antibiotic?

A: According to official classification, Профлосин is neither a hormone nor an antibiotic. It is a selective alpha-1 adrenoceptor antagonist, commonly known as an alpha-blocker, which works by relaxing certain muscles.

Q: Are there any common side effects people mention about Профлосин that are not serious?

A: Official product information lists several common adverse events that are generally not considered serious. These often include dizziness, headache, asthenia (unusual weakness or lack of energy), and rhinitis (runny nose).

Q: Can Профлосин be taken long-term, or is it only for a short time?

A: Regulatory studies and clinical data indicate that the medicine's effectiveness is sustained during long-term therapy. This suggests that the medicine is often used on an ongoing basis to manage chronic BPH symptoms.

Q: Does Профлосин affect blood pressure in most users?

A: While the drug is not prescribed for blood pressure treatment, it can cause a phenomenon called orthostatic hypotension. This is a drop in blood pressure that occurs when standing up, which may lead to feelings of light-headedness or dizziness, and is listed as a potential warning.

Q: Does alcohol consumption change how Профлосин works?

A: Yes. According to regulatory patient information, consuming alcohol is known to increase the potential blood pressure-lowering effects of the medicine. This increase can heighten the risk of experiences like dizziness or fainting.

Q: Do studies suggest that Профлосин stops working after a long period of use?

A: Clinical data from official sources indicates that the therapeutic effect of the medicine in managing BPH symptoms is maintained over long-term use.

Q: Is there a known link between Профлосин and problems with vision?

A: Yes. Rare adverse reactions like visual impairment or blurred vision have been reported. A specific complication called Intraoperative Floppy Iris Syndrome (IFIS) has been noted to occur during cataract or glaucoma surgery in patients using the medicine.

Q: Why is Профлосин only for use by men and not women?

A: The medicine is primarily indicated for the treatment of symptoms related to benign prostatic hyperplasia (BPH). Since BPH is a condition affecting the male prostate gland, the medicine is licensed and indicated only for use in men.

Q: Is a slightly dizzy feeling common when first taking Профлосин?

A: Yes, regulatory documentation states that dizziness is one of the most frequently reported common side effects. This feeling may be particularly noticeable when first starting the treatment or after any change in dose.

Q: Do people report feeling tired or fatigued while using Профлосин?

A: Yes. Clinical trials have commonly reported Asthenia as an adverse event in patients using this medicine. Asthenia is a medical term used to describe unusual physical weakness or lack of energy.

Q: What are the main warnings listed in the official documents for Профлосин?

A: The official product label highlights several warnings, including the potential for orthostatic hypotension (dizziness/fainting upon standing), the risk of priapism (a painful, prolonged erection), severe allergic reactions, and the risk of IFIS during eye surgery.

Q: What happens if Профлосин is suddenly stopped?

A: Official guidance states that if administration is discontinued or interrupted for a period of several days, therapy is re-initiated at the starting dose. This protocol is followed to help manage the return of BPH symptoms.

Q: Is there a risk of developing serious, but rare, skin reactions with Профлосин?

A: Yes. Regulatory reports indicate that severe allergic reactions, including serious skin conditions like Stevens-Johnson syndrome, have been reported in rare instances. The medicine is contraindicated in patients with a known hypersensitivity.

Q: Can Профлосин cause changes to sexual function?

A: Official sources list abnormal ejaculation as a common adverse event. This can include experiences such as decreased ease of ejaculation, ejaculation failure, or retrograde ejaculation (where semen enters the bladder).

Q: Do older adults tolerate Профлосин differently than younger adults?

A: Clinical studies found no significant overall differences in the effectiveness or safety profile between older and younger patients. However, the official documentation states that a heightened sensitivity in some older individuals cannot be entirely excluded.

Q: What if someone taking Профлосин needs to have cataract surgery?

A: Regulatory warnings state that patients taking, or who have previously taken, an alpha-blocker should inform their eye surgeon if scheduled for cataract or glaucoma surgery. This is due to the observed risk of Intraoperative Floppy Iris Syndrome (IFIS), a complication that can occur during these procedures.

Q: Are headaches a frequent side effect reported with Профлосин?

A: Yes. According to data from clinical trials, headache is frequently reported and is one of the most common adverse events experienced by patients taking this medicine.

Q: Is it normal to see changes in semen when taking Профлосин?

A: Yes, it is possible. Changes to the release of semen are part of the common adverse event known as abnormal ejaculation that is reported in clinical trials for this medicine.

Q: Can Профлосин cause problems with driving or operating machinery?

A: Official guidance warns that because of the potential for side effects like dizziness and a drop in blood pressure, activities such as driving or operating machinery may be affected. Patients should be cautious until they understand how the medicine influences them.

Q: Are there specific symptoms that require contacting a healthcare professional immediately after starting Профлосин?

A: Regulatory information describes severe allergic reactions (e.g., swelling of the face, throat) and priapism (a painful, prolonged erection) as urgent medical events. Awareness of these is part of the safety information provided in the product label.

Q: Does official guidance mention anything about grapefruit juice and Профлосин?

A: Official guidance warns against taking the medicine with strong inhibitors of the CYP3A4 enzyme. Because grapefruit juice can act as a CYP3A4 inhibitor, consuming it may increase the concentration of the drug in the body, potentially leading to intensified adverse effects.

Q: Are there any long-term safety studies on Профлосин use over five years?

A: Clinical data available in official documents supports the long-term use of the medicine. The continuation of therapeutic effects is confirmed for ongoing treatment, which is a component of long-term safety evaluation.

Q: Does Профлосин interact with medicines for erectile dysfunction?

A: Regulatory warnings state that caution should be exercised if the medicine is used at the same time as PDE5 inhibitors, such as those used for erectile dysfunction. This combination carries a risk of symptomatic hypotension (a significant drop in blood pressure).

Q: Is Профлосин known to cause severe allergic reactions?

A: Yes. The medicine is contraindicated in patients with a known hypersensitivity to the drug substance, and severe allergic reactions, including swelling of the face and throat (angioedema), have been reported in post-marketing experience.

Q: Does high blood pressure prevent someone from using Профлосин?

A: The medicine is not indicated as a treatment for high blood pressure (hypertension). While the medicine can cause hypotension (low blood pressure), its use is mainly restricted by a history of orthostatic hypotension, not high blood pressure itself.

Q: Are there any contraindications related to heart conditions listed for Профлосин?

A: Yes. A history of orthostatic hypotension is specifically listed as a contraindication because of the risk of sudden drops in blood pressure upon standing. Caution is indicated for patients with other existing cardiovascular risk factors.

How should Профлосин be stored and disposed of?

Профлосин, containing Tamsulosin Hydrochloride, must be stored and disposed of according to official regulatory labeling to ensure its stability and prevent public harm.

Requirement Category Official Regulatory Condition
Storage Temperature Controlled Room Temperature (20 C to 25 C) or below 25 C/ 30 C; Do not freeze.
Handling / Packaging Keep the medicine in its original container and in a dry place.
Child Safety Keep this medicine out of the sight and reach of children.
Disposal Dispose of unused or expired product using drug take-back programs or by following local regulations. Never dispose of medicines in the wastewater (do not flush).

These requirements govern the product’s life cycle, from storage to final disposition, ensuring the capsules maintain quality up to the expiry date when kept within the specified temperature range. All instructions are derived from government-approved regulatory documents.

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

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