HealthyPhase 3PIP-IPTNCT01722539
Impact IPT With Sulfadoxine-pyrimethamine or Sulfadoxine-pyrimethamine Plus Piperaquine in Schoolchildren
A Phase 3 study testing Sulfadoxine-pyrimethamine, Piperaquine and Albendazole in people with Healthy, run by Universiteit Antwerpen at 1 site in Republic of the Congo.
Trial summary
Considering the facts that: (i) IPT of malaria provides substantial protection against anaemia and malaria in school children (ii); SP resistance has no significant impact on the prophylactic efficacy (iii) SP-PQ is safe and as efficacious as SP: the investigators hypothesize that antimalarial IPT with SP and SP-PQ… Read more about this study
- Who is it for?
- Ages 5 to 14 yearsHealthy volunteers can take part
- Conditions the study is for
- Healthy
- What is being tested?
- Sulfadoxine-pyrimethamine, Piperaquine and Albendazole
- Type of treatment
- Pill or oral medicine
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 616 participants
- Where
- 1 siteRepublic of the Congo
- Study dates
- Nov 2012to Nov 2013
- Phase
- Phase 3
- 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 5 to 14 years
- All sexes
- Healthy volunteers accepted
- Child
Who may be able to join
- males and females in primary school children,
- anticipated local residence for the study duration,
- signed or thumb-printed informed consent by the parents or guardians and witnessed by an impartial witness (whenever parents/guardians are illiterate)
Who cannot join
- Children of the 6th primary school year
- Participation in any other investigational drug study (antimalarial or others) during the previous 30 days.
- Known hypersensitivity or serious adverse drug reaction (ADR) to the study drugs.
- Clinical malaria at baseline irrespectively of the severity (World Health Organisation malaria treatment guideline 2010) (Annex III).
- Febrile conditions caused by diseases other than malaria at first visit.
- Clinical symptoms of severe anaemia
- Illness or conditions like hematologic, cardiac, renal, hepatic diseases which in the judgement of the investigator would place the subject at undue risk or interfere with the results of the study, including known Glucose 6 phospahate dehydrogenase (G6PD) deficiency and sickle cell (SS form).
- Body weight < 14 kg Children with major chronic infectious diseases (HIV, Tuberculosis, ...)
Trial locations and contacts
1 site in 1 country.
Republic of the Congo1 site
Mokali health area of Biyela health zone, in Kinshasa province.
Kinshasa, Kinshasa Province
About this study
Official title: Efficacy and Safety of Sulfadoxine-pyrimethamine or Sulfadoxine-pyrimethamine Plus Piperaquine Regimens Delivered Through Intermittent Preventive Treatment in Schoolchildren of Democratic Republic of Congo: A Randomised Control Trial
Considering the facts that: (i) IPT of malaria provides substantial protection against anaemia and malaria in school children (ii); SP resistance has no significant impact on the prophylactic efficacy (iii) SP-PQ is safe and as efficacious as SP: the investigators hypothesize that antimalarial IPT with SP and SP-PQ will improve haemoglobin concentration, reduce anaemia prevalence, malaria incidence and parasitaemia, and improve malnutrition and school performance in school-aged children of Congo.
Read the detailed description
STUDY RATIONAL The education sector represents a reliable system for malaria control. Intermittent preventive therapy in schoolchildren (IPTsc) is likely the most feasible and appropriate chemoprevention in stable and endemic areas because schoolchildren are usually asymptomatic to malaria infection and are consequently untreated in practice. Therefore, if proven effective, IPTsc would be of direct benefit for the schoolchild, contribute to malaria control at school, and facilitate community-wide the implementation of other control interventions i.e. vector control, Intermittent preventive therapy in infants (IPTi), and prompt diagnosis and treatment (PDT). Nevertheless, evidence about use of IPTsc is not yet substantiated as only two clinical studies have so far been performed on IPTsc in hyper endemic areas. Further clinical trials are warranted in other settings. Through a randomised controlled trial (RCT) we will assess the efficacy and safety, of two IPT regimens versus controls in school children of the DRCongo.
STUDY DRUGS Favourable drugs for use as IPT should balance long half-life against efficacy, safety, tolerability and potentiality for cross-resistance selection.(16) Use of long-acting drugs would result in fewer intake and higher treatment compliance. Sulfadoxine-pyrimethamine is an established used product in the indication of IPT in pregnancy. The drug has further proven safety and tolerability in children in clinical trials. SP is slowly eliminated and allows 60 days antimalaria protection for fully sensitive P. falciparum. Other long-acting drugs available are mefloquine, amodiaquine, and piperaquine. However, due safety concern mefloquine might not be optimal for IPT. Amodiaquine is not suitable for IPT due to its 3 days treatment regimen that may be a concern regarding compliance. Piperaquine has been extensively used for mass prophylaxis and treatment since 1978 in China and other malaria endemic countries of Asia.(20) Piperaquine has a long half-live and points as good IPT candidate in endemic country with SP resistance. For this study sulfadoxine-pyrimethamine combined with piperaquine (SP-PQ) plus will be used. SP and SP-PQ will be given at 4 months intervals in line with the long half-lives (around 20 days) in paediatric patients and for higher treatment compliance,
- Conditions
- Healthy
- Being tested
- Sulfadoxine-pyrimethamine, Piperaquine, Albendazole, Praziquantel
- Keywords
- intermittent, preventive, treatment, malaria, soil transmitted helminths, schistosomiasis, schoolchildren
- Medical subject headings
- Malaria, Schistosomiasis
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Sulfadoxine-pyrimethamineDrug
Also called Fansidar
Tablets 500 mg sulfadoxine - 25 mg pyrimethamine will be given as single oral dose of ½ tablets per 10 kg of weigh: 1 tablet for weigh less than 20 kg, 1.5 tablets in 20-29 kg, and 2 tablets for children of weigh 30 or more
PiperaquineDrug
Piperaquine tablet 320 mg manufactured by Sigma Tau will be used at two treatment doses of 16-24 mg/kg at 24 hours intervals as follows: 1 tablets for weigh 15-19 kg, 1.5 tablets for 20-29 kg, and 2 tablets for 30-39 kg, and 2.5 tablets for 40 kg or more.
AlbendazoleDrug
One oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline.
PraziquantelDrug
Praziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up.
| Study group | Role | What they receive |
|---|---|---|
| Sulfadoxine-Pyrimethamine | Experimental | Sulfadoxine-Pyrimethamine every Four months Tablets 500 mg sulfadoxine - 25 mg pyrimethamine will be given as single oral dose of ½ tablets per 10 kg of weigh: 1 tablet for weigh less than 20 kg, 1.5 tablets in 20-29 kg, and 2 tablets for children of weigh 30 or more; Albendazole oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline.
Praziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up. Receives: Drug: Sulfadoxine-pyrimethamine; Drug: Piperaquine; Drug: Albendazole; Drug: Praziquantel |
| Sulfadoxine-Pyrimethamine+Piperaquine | Experimental | Sulfadoxine-Pyrimethamine every 4 months Tablets 500 mg sulfadoxine - 25 mg pyrimethamine will be given as single oral dose of ½ tablets per 10 kg of weigh: 1 tablet for weigh less than 20 kg, 1.5 tablets in 20-29 kg, and 2 tablets for children of weigh 30 or more; Piperaquine every four months Piperaquine tablet 320 mg manufactured by Sigma Tau will be used at two treatment doses of 16-24 mg/kg at 24 hours intervals as follows: 1 tablets for weigh 15-19 kg, 1.5 tablets for 20-29 kg, and 2 tablets for 30-39 kg, and 2.5 tablets for 40 kg or more.
Albendazole oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline.
Praziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up. Receives: Drug: Piperaquine; Drug: Albendazole; Drug: Praziquantel |
| Control | Active comparator | Albendazole oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline.
Praziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up. Receives: Drug: Albendazole; Drug: Praziquantel |
What is being measured
The primary outcome is the main question the study is designed to answer.
Hemoglobin change
Change in mean Hb concentration at month 12 of follow-up and anaemia prevalence one year after initial preventive treatment;
Measured: Month 0-Month 12
Secondary outcomes (8)
Change in mean Hb concentration at month 4 and 8 of follow-up
Measured: Month 0 - Month 4 - Month 8
Prevalence of asymptomatic and clinical malaria at baseline & one year after enrolment;
Measured: Month 0 Month 12
Prevalence of P. falciparum dihydrofolate reductase (dhfr) and dihydropteroate synthase (dhps) gene mutations at baseline and at month 12 follow-up
Measured: Month 0 - Month 12
Clinical (severe) malaria incidence and parasitaemia at month 4, 8, 12;
Measured: Month 4, 8 12
Percentages of acute and severe malnourished at month 0, 4, 8, 12 through z-scores, W/H, H/A, and skinfolds
Measured: Month 0 - Month 12
Educational achievement, at end of follow-up, and school attendance;
Measured: Month 0 - Month 12
Prevalence and risk of environmental and host-related predictors for malaria (re)infections;
Measured: Month 0- Month 12
adverse events
Measured: Month 0- Months 12
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted7 Nov 2012 (estimated)
- Study startNov 2012
- Primary completionNov 2013
- Study completionNov 2013
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for HealthyStudies of the same condition, open and under way.
- 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 3
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 616 participants (actual)
Sponsor and investigators
- Lead sponsor
- Universiteit Antwerpen
- Sponsor type
- University, hospital or other
- Collaborators
- Fund for Scientific Research, Flanders, Belgium, University of Kinshasa
- Responsible party
- Principal investigator, Jean-Pierre Van geertruyden, Universiteit Antwerpen
- Investigators
- Junior Matangila, MD, Principal investigator, University of KinshasaPascal Lutumba, MD PhD, Study director, University of KinshasaJoachim Doua, MD, Principal investigator, Universiteit Antwerpen
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01722539
- Sponsor's protocol ID
- PIP-IPT
- Acronym
- PIP-IPT
- Status last verified
- Feb 2014
- First submitted
- 3 Nov 2012
- Last updated
- 4 Feb 2014
- Results posted
- No
- Data monitoring committee
- No
Publications
Doua JY, Matangila J, Lutumba P, Van Geertruyden JP. Intermittent preventive treatment: efficacy and safety of sulfadoxine-pyrimethamine and sulfadoxine-pyrimethamine plus piperaquine regimens in schoolchildren of the Democratic Republic of Congo: a study protocol for a randomized controlled trial. Trials. 2013 Sep 24;14:311. doi: 10.1186/1745-6215-14-311.
PubMed 24063608
Study at a glance
From the registry record, last updated by the sponsor on 4 Feb 2014. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Efficacy and Safety of Sulfadoxine-pyrimethamine or Sulfadoxine-pyrimethamine Plus Piperaquine Regimens Delivered Through Intermittent Preventive Treatment in Schoolchildren of Democratic Republic of Congo: A Randomised Control Trial
- ClinicalTrials.gov ID
- NCT01722539
- Acronym / sponsor ID
- PIP-IPT / PIP-IPT
- Conditions
- Healthy
- Keywords
- intermittent, preventive, treatment, malaria, soil transmitted helminths, schistosomiasis, schoolchildren
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 616 participants (actual)
- Lead sponsor
- Universiteit AntwerpenUniversity, hospital or other
- Collaborators
- Fund for Scientific Research, Flanders, Belgium, University of Kinshasa
- Study start
- Nov 2012
- Primary completion
- Nov 2013 (actual)
- Study completion
- Nov 2013 (actual)
- First posted
- 7 Nov 2012 (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.
Considering the facts that: (i) IPT of malaria provides substantial protection against anaemia and malaria in school children (ii); SP resistance has no significant impact on the prophylactic efficacy (iii) SP-PQ is safe and as efficacious as SP: the investigators hypothesize that antimalarial IPT with SP and SP-PQ will improve haemoglobin concentration, reduce anaemia prevalence, malaria incidence and parasitaemia, and improve malnutrition and school performance in school-aged children of Congo.
Detailed description
STUDY RATIONAL The education sector represents a reliable system for malaria control. Intermittent preventive therapy in schoolchildren (IPTsc) is likely the most feasible and appropriate chemoprevention in stable and endemic areas because schoolchildren are usually asymptomatic to malaria infection and are consequently untreated in practice. Therefore, if proven effective, IPTsc would be of direct benefit for the schoolchild, contribute to malaria control at school, and facilitate community-wide the implementation of other control interventions i.e. vector control, Intermittent preventive therapy in infants (IPTi), and prompt diagnosis and treatment (PDT). Nevertheless, evidence about use of IPTsc is not yet substantiated as only two clinical studies have so far been performed on IPTsc in hyper endemic areas. Further clinical trials are warranted in other settings. Through a randomised controlled trial (RCT) we will assess the efficacy and safety, of two IPT regimens versus controls in school children of the DRCongo.
STUDY DRUGS Favourable drugs for use as IPT should balance long half-life against efficacy, safety, tolerability and potentiality for cross-resistance selection.(16) Use of long-acting drugs would result in fewer intake and higher treatment compliance. Sulfadoxine-pyrimethamine is an established used product in the indication of IPT in pregnancy. The drug has further proven safety and tolerability in children in clinical trials. SP is slowly eliminated and allows 60 days antimalaria protection for fully sensitive P. falciparum. Other long-acting drugs available are mefloquine, amodiaquine, and piperaquine. However, due safety concern mefloquine might not be optimal for IPT. Amodiaquine is not suitable for IPT due to its 3 days treatment regimen that may be a concern regarding compliance. Piperaquine has been extensively used for mass prophylaxis and treatment since 1978 in China and other malaria endemic countries of Asia.(20) Piperaquine has a long half-live and points as good IPT candidate in endemic country with SP resistance. For this study sulfadoxine-pyrimethamine combined with piperaquine (SP-PQ) plus will be used. SP and SP-PQ will be given at 4 months intervals in line with the long half-lives (around 20 days) in paediatric patients and for higher treatment compliance,
Study design
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Sulfadoxine-Pyrimethamine | Experimental | Drug: Sulfadoxine-pyrimethamine, Drug: Piperaquine, Drug: Albendazole, Drug: PraziquantelSulfadoxine-Pyrimethamine every Four months Tablets 500 mg sulfadoxine - 25 mg pyrimethamine will be given as single oral dose of ½ tablets per 10 kg of weigh: 1 tablet for weigh less than 20 kg, 1.5 tablets in 20-29 kg, and 2 tablets for children of weigh 30 or more; Albendazole oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline. Praziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up. |
| Sulfadoxine-Pyrimethamine+Piperaquine | Experimental | Drug: Piperaquine, Drug: Albendazole, Drug: PraziquantelSulfadoxine-Pyrimethamine every 4 months Tablets 500 mg sulfadoxine - 25 mg pyrimethamine will be given as single oral dose of ½ tablets per 10 kg of weigh: 1 tablet for weigh less than 20 kg, 1.5 tablets in 20-29 kg, and 2 tablets for children of weigh 30 or more; Piperaquine every four months Piperaquine tablet 320 mg manufactured by Sigma Tau will be used at two treatment doses of 16-24 mg/kg at 24 hours intervals as follows: 1 tablets for weigh 15-19 kg, 1.5 tablets for 20-29 kg, and 2 tablets for 30-39 kg, and 2.5 tablets for 40 kg or more. Albendazole oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline. Praziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up. |
| Control | Active comparator | Drug: Albendazole, Drug: PraziquantelAlbendazole oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline. Praziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up. |
Who may qualify
- Ages
- 5 to 14 years
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Child
Key inclusion criteria (3 listed)
- males and females in primary school children,
- anticipated local residence for the study duration,
- signed or thumb-printed informed consent by the parents or guardians and witnessed by an impartial witness (whenever parents/guardians are illiterate)
Key exclusion criteria (8 listed)
- Children of the 6th primary school year
- Participation in any other investigational drug study (antimalarial or others) during the previous 30 days.
- Known hypersensitivity or serious adverse drug reaction (ADR) to the study drugs.
- Clinical malaria at baseline irrespectively of the severity (World Health Organisation malaria treatment guideline 2010) (Annex III).
- Febrile conditions caused by diseases other than malaria at first visit.
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 |
|---|---|---|
| Sulfadoxine-pyrimethamineAlso: FansidarTablets 500 mg sulfadoxine - 25 mg pyrimethamine will be given as single oral dose of ½ tablets per 10 kg of weigh: 1 tablet for weigh less than 20 kg, 1.5 tablets in 20-29 kg, and 2 tablets for children of weigh 30 or more | Drug | Sulfadoxine-Pyrimethamine |
| PiperaquinePiperaquine tablet 320 mg manufactured by Sigma Tau will be used at two treatment doses of 16-24 mg/kg at 24 hours intervals as follows: 1 tablets for weigh 15-19 kg, 1.5 tablets for 20-29 kg, and 2 tablets for 30-39 kg, and 2.5 tablets for 40 kg or more. | Drug | Sulfadoxine-Pyrimethamine, Sulfadoxine-Pyrimethamine+Piperaquine |
| AlbendazoleOne oral 200 mg will be given to children of 1-2 years and one oral dose of 400 mg to children older than 2 years. The treatment will be repeated at 4-months in the follow-up in accordance with the WHO guideline. | Drug | Control, Sulfadoxine-Pyrimethamine, Sulfadoxine-Pyrimethamine+Piperaquine |
| PraziquantelPraziquantel is a tremacide used for treatment of infections due to schistosomes. Praziquantel will be given as one dose of 40 mg/kg at enrolment and at 12 months follow up. | Drug | Control, Sulfadoxine-Pyrimethamine, Sulfadoxine-Pyrimethamine+Piperaquine |
Primary outcome
Hemoglobin change
Time frame: Month 0-Month 12
Change in mean Hb concentration at month 12 of follow-up and anaemia prevalence one year after initial preventive treatment;
8 secondary outcomes
Change in mean Hb concentration at month 4 and 8 of follow-up
Time frame: Month 0 - Month 4 - Month 8
Prevalence of asymptomatic and clinical malaria at baseline & one year after enrolment;
Time frame: Month 0 Month 12
Prevalence of P. falciparum dihydrofolate reductase (dhfr) and dihydropteroate synthase (dhps) gene mutations at baseline and at month 12 follow-up
Time frame: Month 0 - Month 12
Clinical (severe) malaria incidence and parasitaemia at month 4, 8, 12;
Time frame: Month 4, 8 12
Percentages of acute and severe malnourished at month 0, 4, 8, 12 through z-scores, W/H, H/A, and skinfolds
Time frame: Month 0 - Month 12
Educational achievement, at end of follow-up, and school attendance;
Time frame: Month 0 - Month 12
Prevalence and risk of environmental and host-related predictors for malaria (re)infections;
Time frame: Month 0- Month 12
adverse events
Time frame: Month 0- Months 12
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 4 Feb 2014.
- Derived from this study: PubMed 24063608Doua JY, Matangila J, Lutumba P, Van Geertruyden JP. Intermittent preventive treatment: efficacy and safety of sulfadoxine-pyrimethamine and sulfadoxine-pyrimethamine plus piperaquine regimens in schoolchildren of the Democratic Republic of Congo: a study protocol for a randomized controlled trial. Trials. 2013 Sep 24;14:311. doi: 10.1186/1745-6215-14-311.
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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.
Junior Matangila, MD principal investigator
University of Kinshasa
Pascal Lutumba, MD PhD study director
University of Kinshasa
Joachim Doua, MD principal investigator
Universiteit Antwerpen
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Sulfadoxine-pyrimethamine, Piperaquine and Albendazole in people with Healthy, run by Universiteit Antwerpen at 1 site in Republic of the Congo.
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 3 inclusion and 8 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: finished, as of the sponsor's last update on 4 Feb 2014. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Republic of the Congo. 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. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
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?
Hemoglobin change (time frame: Month 0-Month 12). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT01722539, which also lists 1 linked publication.
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 4 Feb 2014.