NCT00403793

Brief Summary

Male volunteers receive a new hormonal contraceptive consisting of an implant releasing a hormone and hormone injections in order to investigate the suppressive effect on sperm production and reversibility of sperm production after end of treatment.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
350

participants targeted

Target at P75+ for phase_2

Timeline
Completed

Started Oct 2003

Typical duration for phase_2

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 1, 2003

Completed
3.1 years until next milestone

First Submitted

Initial submission to the registry

November 22, 2006

Completed
5 days until next milestone

First Posted

Study publicly available on registry

November 27, 2006

Completed
4 days until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2006

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2006

Completed
Last Updated

February 4, 2022

Status Verified

February 1, 2022

Enrollment Period

3.2 years

First QC Date

November 22, 2006

Last Update Submit

February 2, 2022

Conditions

Outcome Measures

Primary Outcomes (1)

  • % of men who had a sperm concentration of 1 million/ml or less at week 16.

    Week 16

Secondary Outcomes (5)

  • Semen Parameters

    At several timepoints during treatment

  • Reversibility of Suppression

    Post-Treatment

  • Hormones

    At several timepoints

  • Pharmacokinetics

    At several timepoints

  • Safety

    At several timepoints

Study Arms (2)

Arm 1

ACTIVE COMPARATOR

etonogestrel with testosterone undecanoate

Drug: etonogestrel with testosterone undecanoate

Arm 2

PLACEBO COMPARATOR

Placebo

Drug: Placebo

Interventions

42 or 44 weeks with etonogestrel implant and testosterone undecanoate injections every 10 to 12 weeks

Arm 1

42 or 44 weeks with placebo implant and placebo injections

Arm 2

Eligibility Criteria

Age18 Years - 45 Years
Sexmale
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • Male
  • Mentally and physically healthy
  • BMI between 18 and 32 kg/m\^2
  • Two pre-treatment semen samples \> 20 million/ml with normal morphology and motility

You may not qualify if:

  • History or presence of psychiatric disease, liver disease, renal disease, diabetes, cardiovascular disease, any malignancy, prostatic disease, or genitourinary infection
  • PSA \> 2.5 ng/ml
  • Use of drugs known to interfere with pharmacokinetics of steroids
  • Use of lipid-lowering drugs

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Related Publications (1)

  • Mommers E, Kersemaekers WM, Elliesen J, Kepers M, Apter D, Behre HM, Beynon J, Bouloux PM, Costantino A, Gerbershagen HP, Gronlund L, Heger-Mahn D, Huhtaniemi I, Koldewijn EL, Lange C, Lindenberg S, Meriggiola MC, Meuleman E, Mulders PF, Nieschlag E, Perheentupa A, Solomon A, Vaisala L, Wu FC, Zitzmann M. Male hormonal contraception: a double-blind, placebo-controlled study. J Clin Endocrinol Metab. 2008 Jul;93(7):2572-80. doi: 10.1210/jc.2008-0265. Epub 2008 Apr 15.

MeSH Terms

Interventions

etonogestreltestosterone undecanoate

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

November 22, 2006

First Posted

November 27, 2006

Study Start

October 1, 2003

Primary Completion

December 1, 2006

Study Completion

December 1, 2006

Last Updated

February 4, 2022

Record last verified: 2022-02