Study of the Efficacy and Safety of Lonidamine for the Treatment of Symptomatic Benign Prostatic Hyperplasia

Threshold Pharmaceuticals

Status and phase

Terminated

Phase 3

Conditions

Benign Prostatic Hyperplasia

Enlarged Prostate

Treatments

Drug: Lonidamine

Study type

Interventional

Funder types

Industry

Identifiers

NCT00435448

TH-CR-202

Details and patient eligibility

About

The purpose of this study is to evaluate the efficacy of lonidamine (50mg, 150mg) compared to placebo in subjects with symptomatic BPH.

Sex

Male

Ages

50 to 80 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

Capable of understanding the purpose and risks of the study and sign a statement of informed consent
Male 50-80 years of age
Presence of LUTS (lower urinary tract symptoms) for at least 3 months
Prostate volume measured by TRUS (transrectal ultrasound) > 30 cc
Qmax < 15 mL/sec when measured by uroflowmetry (minimum of 125 mL must be voided)
I-PSS (International prostate symptom score) > 12
PSA > 1.0 ng/mL
Must ensure and consent to use medically acceptable methods of contraception throughout the entire study with sexual partners of childbearing potential
Able to comply with the prescribed treatment protocol and evaluations

Exclusion criteria

Prior treatment for BPH with alpha-blockers and/or herbal supplements in the past 2 weeks (alpha-blockers and herbal supplements for the treatment of BPH are not allowed during the study). Prior treatment with 5-alpha-reductase inhibitors is allowed if discontinued at least 3 months prior to enrollment.
Prior surgery of the prostate (except biopsies; subject is eligible to enroll one month after full recovery from prostate biopsy.)
Current or past evidence of malignant disease of the prostate or prostatic intraepithelial neoplasia (for subjects with PSA between 4 - 10 ng/mL, prostate cancer must be ruled out to the satisfaction of the Principal Investigator. Subjects with PSA >10 ng/mL are excluded.)
Active urinary tract infections (UTI)
Active cardiac, renal or hepatic disease as evidenced by:
1. Serum creatinine > 1.8 mg/dL
2. ALT or AST > 2.5x the upper limit of normal at screen
3. History of active myocardial infarction,unstable cardiac arrhythmias or stroke within 6 months prior to screening
4. Uncontrolled congestive heart failure
Uncontrolled diabetes mellitus (fasting blood glucose > 200 mg/dL)
Use of systemic teriods for any reason (systemic steroid usage is not allowed during the study). Inhaled and/or topical steroids are allowed.
Concurrent participation or participation in an investigational drug study within the past 30 days prior to screening
Concomitant disease or condition that could interfere with the conduct of the study, or would in the opinion of the investigator,pose an unnaceptabele risk to the subject