Phase 2 Prostate Cancer Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- Your prostate cancer has come back locally (confirmed by biopsy) without spreading to other parts of the body, after you previously received hormone therapy and radiation treatment that finished at least 2 years ago
- You are generally active and able to carry out daily activities with little or no restriction (confirm with trial site)
- Your blood cell counts are at acceptable levels — enough white blood cells and platelets (confirm with trial site)
- Your hemoglobin (a measure of red blood cells) is at an acceptable level (confirm with trial site)
- Your blood clotting tests are within normal range (confirm with trial site)
- Your liver function test results are within acceptable limits (confirm with trial site)
- Your kidney function is within an acceptable range (confirm with trial site)
- You have had tests done to measure the size and extent of your tumor before starting treatment
- Your overall health and nutrition are considered suitable for radiation treatment
- You are not currently taking part in any other experimental cancer treatment
- You do not have any active, untreated infections
- You do not have any serious medical or mental health conditions
- Your urinary symptom score (a standard questionnaire about prostate-related urinary problems) is below 15
- You have signed the study consent form before joining
- Your prostate is smaller than 50 cc in size
- Your PSA level (a prostate-related blood marker) was above 10 ng/ml within the past 3 months
Who may not be able to join:
- Your cancer has spread to other parts of the body and is causing symptoms
- Your life expectancy is estimated to be less than 10 years
- You are currently taking corticosteroids or any medicines that suppress the immune system
- You are HIV positive
- You have an active infection (viral, bacterial, or fungal) that requires treatment
- You have cirrhosis (serious scarring of the liver)
- You have a connective tissue or autoimmune condition affecting blood vessels (collagen vascular disease) (confirm with trial site)
- Your urinary symptom score is greater than 15
- Your prostate is larger than 50 cc in size
- You currently have another active cancer, apart from skin cancer
- You have had an allergic reaction to valacyclovir or acyclovir, or you are unable to swallow oral pills
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Principal Investigator: Edward B Butler, MD, The Methodist Hospital Research Institute
Phone: 713-394-1105
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
1. Safety based on standard laboratory and clinical adverse event monitoring
Can't join this trial?
Data last synced from ClinicalTrials.gov: 8 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.