CClinicalTrials.gg
CompletedNCT01726270Updated Mar 27, 2020Results posted

An 8-week, Open-label, Uncontrolled Study of Tamsulosin 0.4mg in Men With Bothersome Urinary Symptoms

A Phase 2 interventional study of tamsulosin in Lower Urinary Tract Symptoms, sponsored by Boehringer Ingelheim. Completed at 18 sites in United States. Open to male participants aged 18 Years to 100 Years. Per ClinicalTrials.gov, last updated 2020-03-27.

Sponsored by Boehringer Ingelheim · Phase 2, Interventional, and Treatment

Phase
Phase 2
Study type
Interventional
Enrollment
689
Allocation
Not applicable
Ages
18 Years to 100 Years
Sex
Male
01

Study summary

Multicenter trial conducted in Pharmacy retail centers

02

Conditions studied

  • Lower Urinary Tract Symptoms
03

In context

Lower Urinary Tract Symptoms

406 studies on the registry are indexed under Lower Urinary Tract Symptoms; 110 are open to participants now.

This study's enrollment of 689 is above the median of 93 across 260 interventional studies indexed under Lower Urinary Tract Symptoms.

Browse Lower Urinary Tract Symptoms studies →

Lead sponsor

Boehringer Ingelheim is the lead sponsor of 2,245 studies on the registry; 58 are open to participants now.

Of its 162 completed or terminated interventional studies of FDA-regulated products, 116 (72%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 100 Years
Sexes eligible
Male
Accepts healthy volunteers
No

Inclusion criteria

  1. Men 18 years of age and older.
  2. Able to speak, read and understand English.
  3. Willing to participate in the study and voluntarily sign an informed consent document.

Exclusion criteria

Exclusion criteria:

  1. Subject or anyone in their household is currently employed by a marketing or marketing research company, and advertising agency or public relations firm, a pharmacy or pharmaceutical company, a manufacturer of medicines, a managed care or health insurance company as a healthcare professional or healthcare practice.
05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
689 participants (actual)

Study arms

  • Experimental
    tamsulosin hydrochloride

    patients will take drug for 8 weeks in this exploratory study

    Drug: tamsulosin

Interventions

  • Drugtamsulosin

    0.4 mg

06

What researchers measure

Primary outcomes

  1. Percentage of Participants Who Appropriately Followed the Label Instructions

    Includes subjects who reported: 1. No improvement in urinary symptoms and stopped taking product, 2. Reported worsening of urinary symptoms and stopped taking the product, 3. Reported a new urinary symptom and stopped taking the product, 4. Reported no "Stop Use" condition and never took more than 1 capsule on any given day, 5. Reported a "Stop Use" condition and contacted a provider.

    Time frame: 8 weeks

Secondary outcomes

  1. Percentage of Participants Who Took no More Than One Capsule Per Day

    Percentage of participants who took no more than one capsule per day

    Time frame: 8 weeks

  2. Percentage of "Use-Days" for All Participants Who Took no More Than One Capsule Per Day

    "Use-day" was defind as a calendar day for which data were available regarding use or non-use.

    Time frame: 8 weeks

  3. Percentage of Participants < 45 Years of Age Who Spoke to a Doctor During the Actual Use Phase

    Includes participants who: 1. were less than 45 years of age at enrollment, and 2. spoke to a doctor during the actual use phase.

    Time frame: 8 weeks

  4. Percentage of Participants Who Are Potentially at Risk of Harm by Incorrectly Selecting to Use the Study Product Out of the Total Study Population

    Percentage of participants who are potentially at risk of harm by incorrectly selecting to use the study product out of the total study population

    Time frame: 8 weeks

  5. Percentage of Participants Who Have a Correct Self-selection Response Out of the Total Study Population

    Percentage of participants who have a correct self-selection response as defined by the "Uses", "Allergy alert", and "Do Not Use" sections of the Drug Facts Label.

    Time frame: 8 weeks

07

Results

Posted Mar 27, 2020

Participant flow

Study had 2 parts: In part 1 participants reviewed the product label and responded to a question about whether the product is appropriate for them to use (self-selection), selected participants then entered part 2 where they recieved study product (actual use).

Part 1, Self-Selection Phase
Participant flow — Part 1, Self-Selection Phase
MilestoneAll Subjects
Started689
Completed679
Not completed10
Withdrew: Withdrawal by subject10
Eligibility for Part 2
Participant flow — Eligibility for Part 2
MilestoneAll Subjects
Started389
Completed369
Not completed20
Withdrew: Eligible but did not enter part 220
Part 2, Actual-Use Phase
Participant flow — Part 2, Actual-Use Phase
MilestoneAll Subjects
Started369
Completed330
Not completed39
Withdrew: Withdrawal by subject21
Withdrew: Adverse event6
Withdrew: Lost to follow-up5
Withdrew: Other than reason specified above7

Outcome measures

PrimaryPercentage of Participants Who Appropriately Followed the Label Instructions

Includes subjects who reported: 1. No improvement in urinary symptoms and stopped taking product, 2. Reported worsening of urinary symptoms and stopped taking the product, 3. Reported a new urinary symptom and stopped taking the product, 4. Reported no "Stop Use" condition and never took more than 1 capsule on any given day, 5. Reported a "Stop Use" condition and contacted a provider.

Time frame:
8 weeks
Reported as:
Number · Percentage of participants
Percentage of Participants Who Appropriately Followed the Label Instructions
Percentage of participantsTamsulosin Hydrochloride
Percentage of Participants Who Appropriately Followed the Label Instructions85.4
SecondaryPercentage of Participants Who Took no More Than One Capsule Per Day

Percentage of participants who took no more than one capsule per day

Time frame:
8 weeks
Reported as:
Number · Percentage of participants
Percentage of Participants Who Took no More Than One Capsule Per Day
Percentage of participantsTamsulosin Hydrochloride
Percentage of Participants Who Took no More Than One Capsule Per Day93.7 (90.3 to 96.1)
SecondaryPercentage of "Use-Days" for All Participants Who Took no More Than One Capsule Per Day

"Use-day" was defind as a calendar day for which data were available regarding use or non-use.

Time frame:
8 weeks
Reported as:
Number · Percentage of participants
Percentage of "Use-Days" for All Participants Who Took no More Than One Capsule Per Day
Percentage of participantsTamsulosin Hydrochloride
Percentage of "Use-Days" for All Participants Who Took no More Than One Capsule Per Day94.1 (90.9 to 96.2)
SecondaryPercentage of Participants < 45 Years of Age Who Spoke to a Doctor During the Actual Use Phase

Includes participants who: 1. were less than 45 years of age at enrollment, and 2. spoke to a doctor during the actual use phase.

Time frame:
8 weeks
Reported as:
Number · Percentage of participants
Percentage of Participants < 45 Years of Age Who Spoke to a Doctor During the Actual Use Phase
Percentage of participantsTamsulosin Hydrochloride
Percentage of Participants < 45 Years of Age Who Spoke to a Doctor During the Actual Use Phase30.4
SecondaryPercentage of Participants Who Are Potentially at Risk of Harm by Incorrectly Selecting to Use the Study Product Out of the Total Study Population

Percentage of participants who are potentially at risk of harm by incorrectly selecting to use the study product out of the total study population

Time frame:
8 weeks
Reported as:
Number · Percentage of participants
Percentage of Participants Who Are Potentially at Risk of Harm by Incorrectly Selecting to Use the Study Product Out of the Total Study Population
Percentage of participantsTamsulosin Hydrochloride
Percentage of Participants Who Are Potentially at Risk of Harm by Incorrectly Selecting to Use the Study Product Out of the Total Study Population20.9 (17.9 to 24.2)
SecondaryPercentage of Participants Who Have a Correct Self-selection Response Out of the Total Study Population

Percentage of participants who have a correct self-selection response as defined by the "Uses", "Allergy alert", and "Do Not Use" sections of the Drug Facts Label.

Time frame:
8 weeks
Reported as:
Number · Percentage of participants
Percentage of Participants Who Have a Correct Self-selection Response Out of the Total Study Population
Percentage of participantsTamsulosin Hydrochloride
Percentage of Participants Who Have a Correct Self-selection Response Out of the Total Study Population73.9 (70.5 to 77.2)

Adverse events

Collected over 8 weeks. Non-serious events are listed at a 5% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
EVAL-SS—10/679 (1.5%)26/679 (3.8%)
Treated Set—10/351 (2.8%)26/351 (7.4%)
FAS-AUS—9/321 (2.8%)22/321 (6.9%)
Most frequent serious events
Most frequent serious events
EventEVAL-SSTreated SetFAS-AUS
AbscessInfections and infestations1/6791/3511/321
Basal cell carcinomaNeoplasms benign, malignant and unspecified (incl cysts and polyps)1/6791/3511/321
Malignant melanomaNeoplasms benign, malignant and unspecified (incl cysts and polyps)1/6791/3511/321
Transient ischaemic attackNervous system disorders1/6791/3511/321
Atrial flutterCardiac disorders1/6791/3511/321
PneumothoraxRespiratory, thoracic and mediastinal disorders1/6791/3511/321
PancreatitisGastrointestinal disorders1/6791/3511/321
OsteoarthritisMusculoskeletal and connective tissue disorders1/6791/3511/321
Chest painGeneral disorders1/6791/3511/321
Angina pectorisCardiac disorders1/6791/3510/321
Most frequent other events
Most frequent other events
EventEVAL-SSTreated SetFAS-AUS
NasopharyngitisInfections and infestations26/67926/35122/321

Baseline characteristics

Evaluable Analysis Set for Self-Selection (Eval-SS): All subjects who answered self-selection question, probing question and follow-up questions

Age, Continuous
Age, Continuous(years)All Subjects
Mean65.7 ± 13.2
Sex: Female, Male
Sex: Female, Male(Participants)All Subjects
Female0
Male679
08

Study locations

18 sites
  • Boehringer Ingelheim Investigational Site
    Hoover, Alabama, United States
  • Boehringer Ingelheim Investigational Site
    Mesa, Arizona, United States
  • Boehringer Ingelheim Investigational Site
    Encino, California, United States
  • Boehringer Ingelheim Investigational Site
    Garden Grove, California, United States
  • Boehringer Ingelheim Investigational Site
    La Habra, California, United States
  • Boehringer Ingelheim Investigational Site
    Anoka, Minnesota, United States
  • Boehringer Ingelheim Investigational Site
    Elk River, Minnesota, United States
  • Boehringer Ingelheim Investigational Site
    Fridley, Minnesota, United States
  • Boehringer Ingelheim Investigational Site
    Roseville, Minnesota, United States
  • Boehringer Ingelheim Investigational Site
    Saint Francis, Minnesota, United States
  • Boehringer Ingelheim Investigational Site
    Albuquerque, New Mexico, United States
  • Boehringer Ingelheim Investigational Site
    Longview, Texas, United States
  • Boehringer Ingelheim Investigational Site
    Tyler, Texas, United States
  • Boehringer Ingelheim Investigational Site
    Bountiful, Utah, United States
  • Boehringer Ingelheim Investigational Site
    Layton, Utah, United States
  • Boehringer Ingelheim Investigational Site
    Salt Lake City, Utah, United States
  • Boehringer Ingelheim Investigational Site
    Syracuse, Utah, United States
  • Boehringer Ingelheim Investigational Site
    Richmond, Virginia, United States
09

References and documents

Publications

  • Roehrborn CG, Lowe FC, Gittelman M, Wruck JM, Verbeek AE. Management of Male Lower Urinary Tract Symptoms in a Simulated, Over-the-Counter Setting: An Exploratory Study of Tamsulosin. Drugs Aging. 2019 Feb;36(2):179-188. doi: 10.1007/s40266-018-0621-8. PubMed 30607798 ↗
10

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 27, 2020, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
11

Registry details

Key details

Study ID
NCT01726270
Lead sponsor
Boehringer Ingelheim
Responsible party
Sponsor
First posted
Nov 14, 2012
Start date
Nov 2012
Primary completion
Mar 2013
Completion
Mar 2013
Results posted
Mar 27, 2020
Last update
Mar 27, 2020

Study contacts

Boehringer Ingelheim
study chair · Boehringer Ingelheim
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Mar 2020. You cannot join it, but the record below documents what was studied.

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