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Castrate Resistance Prostate CancerEarly Phase 1NCT04113005

Safety and Tolerability Analysis of Combining Desmopressin With Docetaxel for the Treatment of Castration-Resistant Prostate Cancer

A Early Phase 1 study testing Desmopressin in people with Castrate Resistance Prostate Cancer, run by Sunnybrook Health Sciences Centre.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This is a single site, prospective, Phase 1 pilot trial intended to evaluate the safety and tolerability of adding one IV dose of Desmopressin to CRPC subjects at least 30 minutes prior to commencing standard IV Docetaxel treatment7,8. Read more about this study

Who is it for?
Any age, men only
Conditions the study is for
Castrate Resistance Prostate Cancer
What is being tested?
Desmopressin
Could I receive a placebo?
No, everyone receives an active treatment
How many people
10 participants
Where
No sites listed yet
Study dates
1 Oct 2019to 1 Oct 2020
Phase
Early Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Any age
  • Men only
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • A subject will be considered eligible for inclusion in this study only if all of the following criteria apply:
  • Men over 18 years of age with histologically confirmed adenocarcinoma of the prostate.
  • Signed Informed Consent Form indicating that the subject understands the purpose of, and procedures required for, the study and is willing to participate in the study.
  • Castration-resistant stage of disease about to be treated with Docetaxel.
  • Baseline laboratory values as stated below:
  • Absolute neutrophil count ≥1.5 x 109/L;
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  • Platelet count ≥125 x 109/L;
  • Creatinine ≤1.5 x upper limit of normal;
  • Urea ≤1.5 x upper limit of normal;
  • Bilirubin ≤1.1 x upper limit of normal (unless elevated secondary to conditions such as Gilbert's disease);
  • Aspartate transaminase (AST) ≤1.5 x upper limit of normal;
  • Alanine transaminase (ALT) ≤1.5 x upper limit of normal;
  • Castrate serum testosterone level (< 1.7 nmol/L).

Who cannot join

  • A subject will not be eligible for inclusion in this study if any of the following criteria apply:
  • Known Desmopressin intolerability.
  • Any state of known congestive heart disease (CHF class >1).
  • Sodium blood levels < 135 mEq/ml at enrollment.
  • Eastern Cooperative Oncology Group (ECOG) performance status >1.
  • Moderate or severe chronic kidney disease (eGFR <60 mL/min).
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  • Prior use of docetaxel for CRPC.
  • ≤30 days prior to study treatment received or had:
  • Transfusion (platelets or red blood cells), or hematopoetic growth factors;
  • Any type of chemotherapy;
  • Any form of hormonal treatment with the exception of the continuous GnRH analogues required to maintain castrate state;
  • Corticosteroid treatment equivalent to >10 mg of Prednisone orally daily;
  • An investigational agent for prostate cancer;
  • Ongoing Desmopressin therapy at enrollment;
  • Major surgery.
  • Current use of: Clofibrate, Chlorpropamide, Carbamazepine, Demeclocycline, Lithium, or Norepinephrine.
  • History of or current documented brain metastasis or carcinomatous meningitis, treated or untreated (brain imaging for asymptomatic subjects is not required).
  • Current symptomatic cord compression requiring surgery or radiation therapy (once successfully treated and there has been no progression, subjects are eligible for the study).
  • Uncontrolled medical conditions such as diabetes mellitus, angina pectoris, serious cardiac arrhythmia, severe hypertension, or active infection requiring systemic antibiotics, or any event such as myocardial infarction, cerebrovascular accident, or pulmonary embolism within 3 months prior to protocol therapy, as well as any significant concurrent medical illness that in the opinion of the Investigator would preclude protocol therapy.

Trial locations and contacts

No sites are listed yet.

About this study

This is a single site, prospective, Phase 1 pilot trial intended to evaluate the safety and tolerability of adding one IV dose of Desmopressin to CRPC subjects at least 30 minutes prior to commencing standard IV Docetaxel treatment7,8.

Read the detailed description

Following Desmopressin/Docetaxel treatment subjects will be subjected to routine medical oncology follow-up, including clinical appointments, laboratory and imaging workup as well as additional Docetaxel therapy every 21 days as indicated.

An additional study clinical appointment with blood work will be organized two days post Desmopressin/Docetaxel treatment. Furthermore, for detailed documentation of AEs during the first 21 days following Desmopressin/Docetaxel therapy, subjects will be assessed weekly via phone, and in person by the investigator/treating medical oncologist before the second dose of docetaxel.

Being tested
Desmopressin

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • DesmopressinDrug

    To evaluate the safety and tolerability of Desmopressin in CRPC subjects starting Docetaxel treatment. Additionally, CTCs will be collected before and after Desmopressin/Docetaxel treatment to evaluate therapeutic efficacy.

Study groups in NCT04113005
Study groupRoleWhat they receive
DesmopressinExperimentalAim to evaluate the safety and tolerability of Desmopressin in CRPC subjects starting Docetaxel treatment.
Receives: Drug: Desmopressin

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of subjects presenting with AEs within a 21-day period of time post Desmopressin/Docetaxel treatment; nature and severity of AEs (as per Common Terminology Criteria for Adverse Events (CTCAE) Version 4.03, Appendix B).

    Number of subjects presenting with AEs within a 21-day period of time post Desmopressin/Docetaxel treatment; nature and severity of AEs (as per Common Terminology Criteria for Adverse Events (CTCAE) Version 4.03, Appendix B).

    The proportion of subjects presenting with hyponatremia at 48-hour time point; severity of hyponatremia as per CTCAE Version 4.03 (Appendix B).

    Measured: 12 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted2 Oct 2019
  2. Study start1 Oct 2019 (estimated)
  3. Primary completion30 Apr 2020 (estimated)
  4. Study completion1 Oct 2020 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Early Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
Safety and Tolerability Analysis
Masking
None (open label)
Enrolment
10 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04113005
Sponsor's protocol ID
Desmopressin Trial
Status last verified
Oct 2019
First submitted
27 Sep 2019
Last updated
2 Oct 2019
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Desmopressin in people with Castrate Resistance Prostate Cancer, run by Sunnybrook Health Sciences Centre.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 13 inclusion and 19 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 2 Oct 2019. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Urban Emmenegger, MD (416-480-4928, urban.emmenegger@sunnybrook.ca), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of subjects presenting with AEs within a 21-day period of time post Desmopressin/Docetaxel treatment; nature and severity of AEs (as per Common Terminology Criteria for Adverse Events (CTCAE) Version 4.03, Appendix B). (time frame: 12 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 2 Oct 2019.

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