Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Phase 3, Randomized, Double-Blind, Placebo-Controlled, Parallel-Design, Global Multicenter Study to Evaluate the Efficacy and Safety of Tadalafil Once Daily Dosing for 12 Weeks in Men With Signs and Symptoms of Benign Prostatic Hyperplasia
Brief Summary: The purpose of this study is to determine whether an experimental drug known as tadalafil given once daily can reduce the symptoms associated with Benign Prostatic Hyperplasia (straining, urinary frequency, feeling like your bladder is still full etc.)


Options:
A: Inclusion Criteria:

* Men 45 years of age or older with benign prostatic hyperplasia (BPH) also referred to as BPH-lower urinary tract symptoms (LUTS) on the disease diagnostic criteria at the start of study.
* Provide signed informed consent at the start of the study.
* Agree not to use any other approved or experimental pharmacologic BPH, overactive bladder (OAB), or erectile dysfunction (ED) treatments anytime during the study.
* Have not taken finasteride therapy for at least 3 months before study drug is dispensed and dutasteride therapy for at least 6 months before study drug is dispensed.
* Have not taken other BPH therapy (including herbal preparations), OAB therapy, ED therapy for at least 4 weeks prior to study drug is dispensed.
* Have LUTS with a total International Prostate Symptom Score (IPSS) greater than or equal to 13 when study drug is dispensed.
* Have reduced urine flow (measured by special toilet equipment).
* Demonstrate compliance with study drug administration requirements.

Exclusion Criteria:

* Treated with nitrates
* Have unstable angina or angina that requires treatment.
* Have had any of the following in the past 90 days: Heart attack, also known as a myocardial infarction (MI); Heart bypass surgery (called coronary artery bypass graft surgery); Had a procedure to open up blood vessels in the heart known as angioplasty or stent placement (percutaneous coronary intervention).
* Have very high or very low blood pressure.
* Have certain neurological conditions associated with bladder problems or injuries to brain or spinal cord within a specified time of starting this study.
* Have uncontrolled diabetes.
* Have prostate cancer, are being treated for cancer.
* Have prostate specific antigen (PSA) greater than 10 nanograms per milliliter (ng/mL) at the start of study.
B: Inclusion Criteria:

* Males, 45 years or older, with benign prostatic hyperplasia, including lower urinary tract symptoms for at least 6 months prior to Visit 1 and an International Prostate Symptom Score (IPSS) greater than or equal to 13 at Visit 2.
* Agree not to use approved or experimental benign prostatic hyperplasia or erectile dysfunction treatments anytime during the study
* Have not taken finasteride or dutasteride therapy, any other lower urinary tract symptom (LUTS) therapy or phosphodiesterase type 5 (PDE5) inhibitors for specified duration of time prior to Visit 2.
* Have a prostate specific antigen (PSA) score within acceptable range defined for study or negative biopsy of the prostate for cancer within 12 months of Visit 1.

Exclusion Criteria:

* History of urinary retention or lower urinary tract (bladder) stones 6 months before the start of the study
* History of bladder outlet obstruction or urethral obstruction due to stricture, valves, sclerosis, or tumor.
* History of cardiac conditions including angina requiring certain treatment with nitrates, heart disease or coronary conditions including myocardial infarction, bypass surgery, angioplasty or stent placement for a specified time before starting the study.
* Certain neurological conditions associated with bladder problems or injuries to the brain or spinal cord within a specified time before starting the study.
* Nitrate use
C: Inclusion Criteria

* Present with benign prostatic hyperplasia
* Provide signed informed consent at the screening
* Agree not to use other treatment for Benign Prostatic Hyperplasia, Erectile Dysfunction or Overactive Bladder (including herbal treatments) during the study

Exclusion Criteria

* Have prostatic cancer or are being treated for cancer.
* Any condition that may negatively influence the transrectal ultrasound.
* Are being treated for heart disease with any drug that is called a nitrate (for example, nitroglycerin).
* Any evidence of moderate to severe cardiac disease
* Have had any of the following in the past 90 days: chest pain (called unstable angina or angina) that requires treatment, heart attack also known as myocardial infarction, heart bypass surgery (called coronary artery bypass graft surgery), had a procedure to open up blood vessels in the heart know as angioplasty or stent placement (percutaneous coronary intervention), positive cardiac stress test without effective cardiac intervention.
* Have very high or very low blood pressure.
* Have uncontrolled diabetes.
* Have certain problems with your kidneys, liver, or nervous system.
D: Inclusion Criteria:

* clinical diagnosis of erectile dysfunction (ED)
* lower urinary tract symptoms (LUTS)

Exclusion Criteria:

* previous prostate surgery or invasive intervention for BPH
* active urinary tract disease

Answer: A