Study to Find Maintenance Dose for Periodic Administration of ASP3550

NCT ID: NCT01261572

Last Updated: 2024-10-31

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

155 participants

Study Classification

INTERVENTIONAL

Study Start Date

2010-10-12

Study Completion Date

2012-04-24

Brief Summary

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To find effective doses of ASP3550 on the maintenance of serum testosterone suppression in patients with prostate cancer.

Detailed Description

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ASP3550 is administered periodically to patients with prostate cancer. The primary efficacy variable is the effect of ASP3550 on the maintenance of serum testosterone suppression. In addition, the safety and pharmacokinetics of ASP3550 will be investigated.

Conditions

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Prostatic Neoplasms

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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High dose group

ASP3350 high dose

Group Type EXPERIMENTAL

degarelix

Intervention Type DRUG

periodic injection

Low dose group

ASP3350 low dose

Group Type EXPERIMENTAL

degarelix

Intervention Type DRUG

periodic injection

Interventions

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degarelix

periodic injection

Intervention Type DRUG

Other Intervention Names

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ASP3550

Eligibility Criteria

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Inclusion Criteria

* Histologically proven prostate cancer (adenocarcinoma) of all stages
* A patient in whom endocrine treatment is indicated. Patients with rising serum PSA after having prostatectomy or radiotherapy performed with curative intention
* Serum testosterone level above 2.2 ng/mL
* An ECOG (Eastern Co-operative Oncology Group) P.S. (Performance Status) score of 0 to 2
* Serum PSA level above 2 ng/mL

Exclusion Criteria

* Previous or present endocrine treatment for prostate cancer.

However, patients who have undergone neoadjuvant/adjuvant endocrine therapy for a maximal duration of 6 months and in whom prostatectomy or radiotherapy was terminated at least 6 months

* Treated with a 5α-reductase inhibitor
* A candidate for curative therapy, i.e., radical prostatectomy or radiotherapy within 12 months
* Concurrent or a history of severe liver disease
* Abnormal ECG such as long QTc
* A patient receiving ASP3550 in past times
* Administered drug in another clinical study or a post-market clinical study in the 28 days prior to the study
Minimum Eligible Age

20 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

No

Sponsors

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Astellas Pharma Inc

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Use Central Contact

Role: STUDY_CHAIR

Astellas Pharma Inc

Locations

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Chugoku, , Japan

Site Status

Chūbu, , Japan

Site Status

Hokkaido, , Japan

Site Status

Kansai, , Japan

Site Status

Kantou, , Japan

Site Status

Kyusyu, , Japan

Site Status

Shuku, , Japan

Site Status

Tōhoku, , Japan

Site Status

Countries

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Japan

Related Links

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https://astellasclinicalstudyresults.com/study.aspx?ID=311

Link to results on the Astellas Clinical Study Results website

Other Identifiers

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3550-CL-0009

Identifier Type: -

Identifier Source: org_study_id

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