Arthritis, RheumatoidPhase 1NCT01077531
Safety, Pharmacodynamics and Pharmacokinetics of GSK2136525 Repeat Dose in Rheumatoid Arthritis
A Phase 1 study testing Otelixizumab in people with Arthritis, Rheumatoid, run by GlaxoSmithKline at 7 sites in 3 countries.
Trial summary
The assessment of otelixizumab in rheumatoid arthritis subjects will provide safety, tolerability, pharmacodynamic and pharmacokinetic information which will enable the identification of appropriate safe and well-tolerated dosage regimens to be used in clinical efficacy studies. Read more about this study
- Who is it for?
- Ages 18 to 75 years
- Conditions the study is for
- Arthritis, Rheumatoid
- What is being tested?
- Otelixizumab
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 12 participants
- Where
- 7 sitesin 3 countries
- Study dates
- 28 Apr 2010to 19 Mar 2013
- Phase
- 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 18 to 75 years
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Male or female subjects between 18 and 75 years of age inclusive.
- Female subjects of: a. non-childbearing potential defined as pre-menopausal females with a documented tubal ligation or hysterectomy; or postmenopausal defined as 12 months of spontaneous amenorrhea [in questionable cases a blood sample with simultaneous follicle stimulating hormone (FSH) > 40 mIU/ml and estradiol <40 pg/ml (<140 pmol/L) is confirmatory]. Females on hormone replacement therapy (HRT) and whose menopausal status is in doubt will be required to use one of the contraception methods in Section 8.1 if they wish to continue their HRT during the study. Otherwise, they must discontinue HRT to allow confirmation of post-menopausal status prior to study enrollment. For most forms of HRT, at least 2-4 weeks will elapse between the cessation of therapy and the blood draw; this interval depends on the type and dosage of HRT. Following confirmation of their post-menopausal status, they can resume use of HRT during the study without use of a contraceptive method. b. Child-bearing potential and agrees to use one of the contraception methods listed in Section 8.1 of the protocol for an appropriate period of time to sufficiently minimize the risk of pregnancy at that point. Female subjects must agree to use contraception for at least 2 weeks prior to dosing and for at least 60 days after the last dose.
- Male subjects must agree to use one of the contraception methods listed in Section 8.1 of the protocol. This criterion must be followed from the time of the first dose of study medication until at least 60 days after the last dose.
- Body mass index within the range 18.5 - 35 kg/m2 inclusive.
- Capable of giving written informed consent, which includes compliance with the requirements and restrictions listed in the consent form and willing and able to follow the procedures outlined in the protocol.
- A 12-lead ECG at pre-study screening measured in triplicate, which in the opinion of the Principal Investigator or physician designee has no abnormalities that will compromise safety in this study. QTcB < 450 msec; or QTc < 480 msec in subjects with Bundle Branch Block.
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- The subject has a diagnosis of RA according to the revised 1987 criteria of the American College of Rheumatology.
- The subject tests positive for Rheumatoid factor.
- The subject has active disease with at least 3 swollen and 3 tender joints, early morning joint stiffness ≥ 30 minutes and a serum CRP>5mg/L (3 out of 4) at screening.
- The subject has ACR functional class I-III.
- The subject has persistent disease activity in spite of therapy with at least one DMARD.
- The subject has not previously received otelixizumab or any other anti-CD3 monoclonal antibody, e.g., OKT3 (muromonab or Orthoclone), ChAglyCD3, or hOKT3γ1 (ala ala), and is willing to refrain from using any such antibody for 2 years after the last dose of study drug unless invited to participate in possible future studies with otelixizumab.
- If taking methotrexate, the patient must have been taking methotrexate for at least 12 weeks and to be on a stable dose of methotrexate (7.5-25 mg/week) for at least four weeks prior to dosing and be willing to remain on this up to 12 weeks after last dose of the investigational product in this study unless change required for clinical management of disease activity or safety.
- If sulfasalazine is being taken, the patient must have been taking sulfasalazine for at least 12 weeks and to be on a stable dose within local treatment guidelines for at least 4 weeks prior to dosing and be willing to remain on this dose for at least 12 weeks after the last dose of study drug unless change required for clinical management of disease activity or safety.
- If leflunomide is being taken, the patient must have been receiving this DMARD for at least 6 months prior to dosing with otelixizumab and the DMARD dose has been stable dose within local treatment guidelines for 12 weeks prior to dosing with study drug.
- Patients on glucocorticoids e.g. prednisolone (≤10mg/day), must be on stable dosing regimens for at least 4 weeks prior to dosing and be willing to remain on this regime for at least 12 weeks after the last dose of study drug.
- PRN use is acceptable for NSAIDS and COX-2 inhibitors within local treatment guidelines.
- The subject is seropositive for EBV with <10,000 copies of EBV DNA per 106 lymphocytes (qPCR) or seronegative with no evidence of acute EBV infection (asymptomatic, negative EBV IgM and EBV viral load of <10,000 per 106 lymphocytes).
- The subject has no current or prior malignancy, other than non-melanoma skin cancer (subject must have had fewer than 5 occurrences of non-melanoma skin cancer, and the last occurrence must not be within 3 months of study entry).
Who cannot join
- Subjects with a history of significant systemic involvement secondary to RA (e.g., vasculitis, pulmonary fibrosis, or Felty's syndrome).
- A positive pre-study Hepatitis B surface antigen or positive Hepatitis C antibody result within 3 months of screening; current or chronic history of liver disease.
- The subject has a positive pre-study drug/alcohol screen. A minimum list of drugs that will be screened for include amphetamines, barbiturates, cocaine, opiates, cannabinoids and benzodiazepines.
- A positive test for HIV antibody.
- A positive EIA test for syphilis.
- History of regular alcohol consumption within 6 months of the study defined as: an average weekly intake of greater than 21 units or an average daily intake of greater than 3 units (males), or defined as an average weekly intake of greater than 14 units or an average daily intake of greater than 2 units (females). One unit is equivalent to a half-pint (220mL) of beer or 1 (25ml) measure of spirits or 1 glass (125ml) of wine.
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- The subject has participated in a clinical trial and has received an investigational product within the following time period prior to the first dosing day in the current study: 30 days, 5 half-lives or twice the duration of the biological effect of the investigational product (whichever is longer) or planning to take any investigational drug for the planned duration of study participation (6 months after the last dose of study drug).
- Previous or current exposure to biologic cell-depleting anti-rheumatic therapies, including investigational compounds (e.g. anti-CD11a, anti-CD-20, anti-CD22, anti-BLyS/BAFF, anti-CD3, anti-CD5, anti-CD52).
- Exposure to more than four new chemical entities within 12 months prior to the first dosing day.
- History of sensitivity to any of the study medications, or components thereof or a history of drug or other allergy that, in the opinion of the investigator or GSK Medical Monitor, contraindicates their participation.
- Where participation in the study would result in donation of blood or blood products in excess of 500 mL within a 56 day period.
- Pregnant females as determined by positive (serum or urine) hCG test at screening or prior to dosing, or lactating females.
- The subject is currently receiving or has received an anti-rheumatic biological therapy within the following specified periods prior to dosing: Within 4 weeks: Glucocorticoid unless given in doses equivalent to ≤10 mg of prednisolone/day; Intramuscular. or i.v. corticosteroids; Live/attenuated vaccinations; Cyclosporine; Etanercept, within 8 weeks: Rituximab; Infliximab; Adalimumab or other subcutaneous anti-TNF/TNF-Rc therapy; Anakinra; Abatacept; Tocilizumab; Certolizumab, within 24 weeks: Anti-cancer therapy (e.g. alkylating agents, anti-metabolites, purine analogues, monoclonal antibodies).
- The subject has received immunization with a vaccine within 4 weeks before the first dose of study drug or requires a vaccine within 30 days after the last dose of study drug.
- A CD4+ lymphocyte count outside the range of 0.53 - 1.76 × 109/L during Screening.
- The subject has had a significant systemic infection during the 6 weeks before the first dose of study drug (e.g., infection requiring hospitalization, major surgery, or IV antibiotics to resolve); other infections, e.g., bronchitis, sinusitis, localized cellulitis, candidiasis, or urinary tract infections, must be assessed on a case-by-case basis by the investigator regarding whether they are serious enough to warrant exclusion).
- The subject has received a course of oral antibiotics within 2 weeks of dosing day one.
- History of recurrent or chronic infection.
- The subject has had a splenectomy.
- Subjects with a screening chest X-ray suggestive of TB without documentation of adequate TB treatment will be excluded. Screening for latent TB infection using intradermal injection of tuberculin (e.g. the Mantoux test or equivalent) should be conducted in accordance with local guidelines. The tuberculin skin test results should be evaluated according to the criteria for immunocompromised subjects. Subjects with a positive skin tuberculin test should be excluded if the investigator judges the patient to be at risk of latent TB infection.
- The subject has undergone any major surgical procedure within the 8 weeks before signing the consent form, or planning to undergo any such surgery within the 3 months after the last dose of study drug.
- Has clinically significant cardiovascular and/or cerebrovascular disease including, but not limited to: Previous history of stroke or transient ischemic attack; Active, unstable coronary heart disease within the past 6 months; Documented myocardial infarction within a year of screening; Any cardiac surgery including percutaneous transluminal coronary angioplasty or coronary artery bypass graft surgery within a year prior to screening; Unstable angina; Clinically significant arrhythmia or valvular heart disease within the past year; Congestive heart failure with New York Heart Association Class II to Class IV symptoms. Class I is acceptable; Untreated hypertension, with systolic pressure greater than 160mm Hg and/or diastolic pressure greater than 95mm Hg.
- Predisposition to thromboembolic disease, or thromboembolic event (excluding superficial) in past 12 months.
- Uncontrolled medical conditions: Significant concurrent, uncontrolled medical condition including, but not limited to renal, hepatic, hematological, gastrointestinal, endocrine, pulmonary, neurological, cerebral psychiatric disease, or evidence of demyelinating disease.
- Positive plasma / white cell JC virus (JCV) PCR (either compartment).
- The subject has a condition or situation that, in the investigator's judgment, is likely to cause the subject to be unable or unwilling to participate in study procedures or to complete all scheduled assessments.
- The subject has clinically significant abnormal laboratory values during the Screening period, other than those due to RA. Abnormal values are permitted if, upon re-test, the abnormality was resolved (ALT <2xULN, AST <2xULN).
Trial locations and contacts
7 sites in 3 countries.
7 sites in 3 countries
Russia3 sites
GSK Investigational Site
Moscow, 115522
GSK Investigational Site
Moscow, 119121
GSK Investigational Site
Yaroslavl, 150003
Spain2 sites
GSK Investigational Site
Santander, 39008
GSK Investigational Site
Santiago de Compostela, 15706
United Kingdom2 sites
GSK Investigational Site
Cambridge, Cambridgeshire, CB2 0QQ
GSK Investigational Site
Newcastle, Northumberland, NE1 4LP
About this study
Official title: A Randomized, Placebo-controlled, Single-blind Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of Multiple Doses of Otelixizumab in Rheumatoid Arthritis Subjects
The assessment of otelixizumab in rheumatoid arthritis subjects will provide safety, tolerability, pharmacodynamic and pharmacokinetic information which will enable the identification of appropriate safe and well-tolerated dosage regimens to be used in clinical efficacy studies. This study will consist of a screening phase, followed by a treatment period where four cohorts of subjects will receive 5 daily intravenous infusions of otelixizumab. The cumulative dose will increase in each successive cohort and infusion rates can be adjusted based on signs and symptoms of cytokine release syndrome and to ensure the specified maximum infusion rate is not exceeded. Serial blood samples will be obtained for clinical laboratory testing, determination of pharmacodynamic markers, serum otelixizumab PK parameters, exploratory biomarkers and immunogenicity. Safety and pharmacodynamic data from the previous cohort(s) will be evaluated prior to dosing subsequent cohorts to ensure safety. Adverse events, laboratory values, vital signs and ECG's will be monitored closely during this study. All subjects in the study will undergo long-term follow-up out to 48 months to monitor patient safety.
- Conditions
- Arthritis, Rheumatoid
- Being tested
- Otelixizumab, Matching placebo
- Keywords
- Rheumatoid arthritis, intravenous infusion, long-term followup
- Medical subject headings
- Arthritis, Rheumatoid
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
OtelixizumabDrug
Otelixizumab injection for intravenous infusion. Otelixizumab (GSK2136525) is a humanised, aglycosyl, non-mitogenic, anti CD3 monoclonal antibody (MAb).
Matching placeboDrug
Matching placebo for intravenous infusion
| Study group | Role | What they receive |
|---|---|---|
| Otelixizumab | Active comparator | Otelixizumab (GSK2136525) is a humanised, aglycosyl, non-mitogenic, anti CD3 monoclonal antibody (MAb). Receives: Drug: Otelixizumab |
| Placebo | Placebo comparator | Matching placebo for intravenous infusion Receives: Drug: Matching placebo |
What is being measured
The primary outcome is the main question the study is designed to answer.
Safety and tolerability of multiple doses of otelixizumab: adverse events, ECGs, laboratory safety results, Epstein-Barr Virous viral load, JCV detection.
Measured: 48 months
Saturation and modulation of CD3/TCR complex on peripheral blood T cells
Measured: Six months
Individual absolute and percentage circulating peripheral T lymphocytes and CD4+ and CD8+ subset counts
Measured: Six months
Secondary outcomes (3)
Serum concentrations of otelixizumab and PK parameters
Measured: Five days
Individual absolute and percentage circulating Treg as measured by foxP3+ and CD4 + foxP3+ subsets
Measured: Six months
Anti-otelixizumab antibody titres and whether detected antibodies are neutralising
Measured: Three months
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted1 Mar 2010 (estimated)
- Study start28 Apr 2010
- Primary completion19 Mar 2013
- Study completion19 Mar 2013
Why it stopped: The risk-benefit ratio for patients has changed since we initiated the study, and that the study in its current form cannot be justified
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Arthritis, RheumatoidStudies of the same condition, open and under way.
- More trials run by GlaxoSmithKlineThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 1
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Single blind
- Who is masked
- Participant
- Enrolment
- 12 participants (actual)
Sponsor and investigators
- Lead sponsor
- GlaxoSmithKline
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- GSK Clinical Trials, Study director, GlaxoSmithKline
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01077531
- Sponsor's protocol ID
- 111601
- Status last verified
- Jun 2017
- First submitted
- 25 Feb 2010
- Last updated
- 8 Jun 2017
- Results posted
- No
- Data monitoring committee
- No
- Individual data sharing
- Yes: Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.
Study at a glance
From the registry record, last updated by the sponsor on 8 Jun 2017. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Randomized, Placebo-controlled, Single-blind Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of Multiple Doses of Otelixizumab in Rheumatoid Arthritis Subjects
- ClinicalTrials.gov ID
- NCT01077531
- Acronym / sponsor ID
- 111601
- Conditions
- Arthritis, Rheumatoid
- Keywords
- Rheumatoid arthritis, intravenous infusion, long-term followup
- Phase
- Phase 1
- Study type
- Interventional
- Recruitment status
- TerminatedReason stopped: The risk-benefit ratio for patients has changed since we initiated the study, and that the study in its current form cannot be justified
- Enrolment
- 12 participants (actual)
- Lead sponsor
- GlaxoSmithKlineIndustry (pharma, biotech, devices)
- Study start
- 28 Apr 2010 (actual)
- Primary completion
- 19 Mar 2013 (actual)
- Study completion
- 19 Mar 2013 (actual)
- First posted
- 1 Mar 2010 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The assessment of otelixizumab in rheumatoid arthritis subjects will provide safety, tolerability, pharmacodynamic and pharmacokinetic information which will enable the identification of appropriate safe and well-tolerated dosage regimens to be used in clinical efficacy studies. This study will consist of a screening phase, followed by a treatment period where four cohorts of subjects will receive 5 daily intravenous infusions of otelixizumab. The cumulative dose will increase in each successive cohort and infusion rates can be adjusted based on signs and symptoms of cytokine release syndrome and to ensure the specified maximum infusion rate is not exceeded. Serial blood samples will be obtained for clinical laboratory testing, determination of pharmacodynamic markers, serum otelixizumab PK parameters, exploratory biomarkers and immunogenicity. Safety and pharmacodynamic data from the previous cohort(s) will be evaluated prior to dosing subsequent cohorts to ensure safety. Adverse events, laboratory values, vital signs and ECG's will be monitored closely during this study. All subjects in the study will undergo long-term follow-up out to 48 months to monitor patient safety.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Single blind (participant)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Otelixizumab | Active comparator | Drug: OtelixizumabOtelixizumab (GSK2136525) is a humanised, aglycosyl, non-mitogenic, anti CD3 monoclonal antibody (MAb). |
| Placebo | Placebo comparator | Drug: Matching placeboMatching placebo for intravenous infusion |
Who may qualify
- Ages
- 18 to 75 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (19 listed)
- Male or female subjects between 18 and 75 years of age inclusive.
- Female subjects of: a. non-childbearing potential defined as pre-menopausal females with a documented tubal ligation or hysterectomy; or postmenopausal defined as 12 months of spontaneous amenorrhea [in questionable cases a blood sample with simultaneous follicle stimulating hormone (FSH) > 40 mIU/ml and estradiol <40 pg/ml (<140 pmol/L) is confirmatory]. Females on hormone replacement therapy (HRT) and whose menopausal status is in doubt will be required to use one of the contraception methods in Section 8.1 if they wish to continue their HRT during the study. Otherwise, they must discontinue HRT to allow confirmation of post-menopausal status prior to study enrollment. For most forms of HRT, at least 2-4 weeks will elapse between the cessation of therapy and the blood draw; this interval depends on the type and dosage of HRT. Following confirmation of their post-menopausal status, they can resume use of HRT during the study without use of a contraceptive method. b. Child-bearing potential and agrees to use one of the contraception methods listed in Section 8.1 of the protocol for an appropriate period of time to sufficiently minimize the risk of pregnancy at that point. Female subjects must agree to use contraception for at least 2 weeks prior to dosing and for at least 60 days after the last dose.
- Male subjects must agree to use one of the contraception methods listed in Section 8.1 of the protocol. This criterion must be followed from the time of the first dose of study medication until at least 60 days after the last dose.
- Body mass index within the range 18.5 - 35 kg/m2 inclusive.
- Capable of giving written informed consent, which includes compliance with the requirements and restrictions listed in the consent form and willing and able to follow the procedures outlined in the protocol.
Key exclusion criteria (27 listed)
- Subjects with a history of significant systemic involvement secondary to RA (e.g., vasculitis, pulmonary fibrosis, or Felty's syndrome).
- A positive pre-study Hepatitis B surface antigen or positive Hepatitis C antibody result within 3 months of screening; current or chronic history of liver disease.
- The subject has a positive pre-study drug/alcohol screen. A minimum list of drugs that will be screened for include amphetamines, barbiturates, cocaine, opiates, cannabinoids and benzodiazepines.
- A positive test for HIV antibody.
- A positive EIA test for syphilis.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| OtelixizumabOtelixizumab injection for intravenous infusion. Otelixizumab (GSK2136525) is a humanised, aglycosyl, non-mitogenic, anti CD3 monoclonal antibody (MAb). | Drug | Otelixizumab |
| Matching placeboMatching placebo for intravenous infusion | Drug | Placebo |
Primary outcome
Safety and tolerability of multiple doses of otelixizumab: adverse events, ECGs, laboratory safety results, Epstein-Barr Virous viral load, JCV detection.
Time frame: 48 months
Saturation and modulation of CD3/TCR complex on peripheral blood T cells
Time frame: Six months
Individual absolute and percentage circulating peripheral T lymphocytes and CD4+ and CD8+ subset counts
Time frame: Six months
3 secondary outcomes
Serum concentrations of otelixizumab and PK parameters
Time frame: Five days
Individual absolute and percentage circulating Treg as measured by foxP3+ and CD4 + foxP3+ subsets
Time frame: Six months
Anti-otelixizumab antibody titres and whether detected antibodies are neutralising
Time frame: Three months
Results and safety
The study was stopped early (reason given: The risk-benefit ratio for patients has changed since we initiated the study, and that the study in its current form cannot be justified). Results are not available in the source record.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 8 Jun 2017.
- Researchers can use this site to request access to anonymised patient level data and/or supporting documents from clinical studies to conduct further research.Link provided by the sponsor.
- Results for study 111601 can be found on the GSK Clinical Study Register.Link provided by the sponsor.
- Individual participant dataSharing planned: Yes. Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
GSK Clinical Trials study director
GlaxoSmithKline
7 sites in 3 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 1 study testing Otelixizumab in people with Arthritis, Rheumatoid, run by GlaxoSmithKline at 7 sites in 3 countries.
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 19 inclusion and 27 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: stopped early, as of the sponsor's last update on 8 Jun 2017. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 7 sites in Russia, Spain, United Kingdom. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. 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?
Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
The study was stopped early (reason given: The risk-benefit ratio for patients has changed since we initiated the study, and that the study in its current form cannot be justified). Results are not available in the source record.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Safety and tolerability of multiple doses of otelixizumab: adverse events, ECGs, laboratory safety results, Epstein-Barr Virous viral load, JCV detection. (time frame: 48 months). The study lists 3 primary outcomes in all. 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 8 Jun 2017.