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A Study of Bitopertin (RO4917838) in Healthy Male Volunteers

Single Oral Ascending Dose Study of Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of RO4917838 in Healthy Male Volunteers.

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01636492
Enrollment
71
Registered
2012-07-10
Start date
2005-11-30
Completion date
2006-08-31
Last updated
2016-11-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Volunteer

Brief summary

This randomized, double-blind, placebo-controlled, dose-escalating study will evaluate the safety, tolerability, pharmacokinetics and pharmacodynamics of bitopertin in healthy male volunteers. Subjects will be randomized in cohorts to receive single oral doses of either bitopertin or placebo.

Interventions

Single oral dose

DRUGplacebo

Single oral dose

Sponsors

Hoffmann-La Roche
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
MALE
Age
18 Years to 60 Years
Healthy volunteers
Yes

Inclusion criteria

* Male healthy volunteer, 18 to 60 years of age inclusive * Body mass index (BMI) 19-35 kg/m2 inclusive * Supine blood pressure within the normal range of the center and heart rate \>/= 40 provided QTcB is \<450 ms * Subjects must agree to use a barrier method of contraception (e.g. condom) for the duration of the study and for 30 days after study completion

Exclusion criteria

* History or evidence of any clinically significant disease or disorder * Clinically significant ECG abnormalities * Positive for hepatitis B, hepatitis C or HIV infection * Previous treatment with iron for iron deficiency anemia * Regular smoker (\>10 cigarettes, \>3 pipefuls or \>3 cigars per day) * History of alcohol and/or drug abuse or addiction within the last 2 years before study start * Any confirmed significant allergic reactions against any drug, or multiple allergies in the judgment of the investigator * Participation in a clinical study with an investigational drug within the last three months prior to screening * Any condition or disease detected during the medical interview/physical examination that would render the subject unsuitable for the study, place the subject at undue risk or interfere with the ability of the subject to complete the study in the opinion of the investigators or their designee

Design outcomes

Primary

MeasureTime frame
Safety: Incidence of adverse events17 days

Secondary

MeasureTime frame
Pharmacokinetics: Area under the concentration-time curvePre-dose and 1, 2, 4, 8, 12, 24, 72, 96, 144, 168 (+/-8), 216 (+/-24), 288 (1/-48) hours post-dose
Pharmacokinetics: Urine concentrations drug/metabolitesPre-dose and up to 72 hours post-dose

Countries

New Zealand

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026