End-stage Renal DiseasePhase 2CONVERTNCT04523220
Study to Investigate the Safety of a Drug Called Osocimab at Low and High Doses in Adult Patients With Kidney Failure Requiring Regular Hemodialysis
A Phase 2 study testing BAY1213790 (Osocimab) in people with End-stage Renal Disease and Prevention of Thromboembolic Events, run by Bayer at 151 sites in 19 countries.
Trial summary
In this study researchers want to learn about the safety of drug Osocimab at lower-dose and higher-doses in adult participants with kidney disease undergoing regular dialysis (a procedure that uses a machine to get rid of toxins and extra fluids in the blood). Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- End-stage Renal Disease, Prevention of Thromboembolic Events, Hemodialysis
- What is being tested?
- BAY1213790 (Osocimab)
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 704 participants
- Where
- 151 sitesin 19 countries
- Study dates
- 28 Aug 2020to 30 May 2022
- Phase
- Phase 2
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
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 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Participants must be at least 18 years of age
- Patients with end-stage renal disease on hemodialysis (including hemodiafiltration) for ≥3 months, receiving dialysis at least 9 hours a week and stable in the view of the investigator
- Body weight of at least 50 kg
- Male and/or female. Contraceptive use by men or women should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies.
Who cannot join
- Recent (<6 months before screening) clinically significant bleeding
- Hemoglobin (Hb) < 9.0 g/dL at screening
- Platelet count < 100 x 10^9/L
- aPTT or PT > ULN (upper limit of normal)
- Hepatic disease associated with ALT > 3x ULN, or total bilirubin >2x ULN with direct bilirubin > 20% of the total
- Sustained uncontrolled hypertension (diastolic blood pressure ≥100 mmHg and/or systolic blood pressure ≥ 180 mmHg)
Show all 14Show fewer
- Known intracranial neoplasm, arteriovenous malformation or aneurysm
- Known bleeding disorders e.g. von-Willebrand disease or Hemophilia A, B or C
- Recent (<3 months before screening) thromboembolic event, e.g. acute coronary syndrome, stroke or VTE (except dialysis access thrombosis)
- Recent (<3 months before screening) major surgery or scheduled major surgery during study participation
- Scheduled living donor renal transplant during study participation
- Persistent heart failure as classified by the New York Heart Association (NYHA) classification of 3 or higher
- Receiving antiplatelet therapy except daily ASA ≤ 150 mg/day
- Receiving anticoagulation in therapeutic doses, other than standard anticoagulation during the hemodialysis procedure
Trial locations and contacts
151 sites in 19 countries.
151 sites in 19 countries
United States26 sites
Renal Medicine Associates
Albuquerque, New Mexico, 87109
ARA Augusta
Augusta, Georgia, 30901
Waterloo Dialysis
Austin, Texas, 78756
Fresenius North Austin Dialysis Center
Austin, Texas, 78758
North America Research Institute - Azusa
Azusa, California, 91702
Fresenius Kidney Care Baton Rouge Mancuso Lane
Baton Rouge, Louisiana, 70808
Fresenius Kidney Care - Brawley
Brawley, California, 92227
Liberty Dialysis- Caldwell
Caldwell, Idaho, 83605
Durham Nephrology Associates, Pa
Durham, North Carolina, 27704
ARA Plantation Dialysis, LLC
Ellenton, Florida, 34222
DaVita South Valley Dialysis
Encino, California, 91316
Fresenius Kidney Care Evergreen Park
Evergreen Park, Illinois, 60805
DaVita Butler Farm Dialysis
Hampton, Virginia, 23666
ARA Holyoke Dialysis Center
Holyoke, Massachusetts, 01040
Fresenius Kidney Care - Mission Bend (FMCNA #3971)
Houston, Texas, 77083
Davita Hospital Hill Dialysis
Kansas City, Missouri, 64108
Fresenius Kidney Care - La Mesa
La Mesa, California, 91942
East L.A. Dialysis Center
Los Angeles, California, 90022
Van Buren Dialysis Center
Riverside, California, 92503
Fresenius Kidney Care Kearny Mesa
San Diego, California, 92111
FMC San Ysidro
San Diego, California, 92154
Fresenius Kidney Care South Dialysis
Shreveport, Louisiana, 71106
Liberty Dialysis St. George
St. George, Utah, 84790
Fresenius Kidney Care Sugar Land
Sugar Land, Texas, 77479
DaVita Greater Waterbury Dialysis
Waterbury, Connecticut, 06708
Queen's Dialysis Unit
West Covina, California, 91790
Japan14 sites
Takemura Medical Nephro Clinic
Kanuma, Tochigi, 322-0029
Saiyu Clinic
Koshigaya, Saitama, 343-0823
Akebono Clinic
Kumamoto, 861-4112
Kyoto Station Takeda Dialysis Clinic
Kyoto, 600-8216
Nagaoka Red Cross Hospital
Nagaoka, Niigata, 940-2085
Akagaki Clinic
Osaka, 543-0052
Ibaraki Seinan Medical Center Hospital
Sashima-gun, Ibaraki, 306-0433
Futakotamagawaekimae clinic
Setagaya-ku, Tokyo, 158-0094
Katta General Hospital
Shiraishi, Miyagi, 989-0231
Tsuchiura Beryl Clinic
Tsuchiura, Ibaraki, 300-0062
Ohishi Naika Clinic
Tsuchiura, Ibaraki, 300-0835
Kikuchi Medical Clinic
Tsukuba, Ibaraki, 305-0861
Saint Hill Hospital
Ube, Yamaguchi, 755-0155
Yabuki Hospital
Yamagata, 990-0885
Ukraine13 sites
Brovarskaya multidisciplinary clinical hospital
Brovary, 07400
Medical center LLC " Fresenius medical care Ukraine"
Cherkasy, 18009
Dnepropetrovsk regional hospital n.a. I. I. Mechnikov
Dnipro, 49005
Regional Clinical Hospital - Ivano-Frankivsk
Ivano-Frankivsk, 76000
Kharkiv regional Clinical Centre of urology and nephrology
Kharkiv, 61037
Kyiv City Center of Nephrology and Dialysis
Kyiv, 02660
State Institution "Institute of Nephrology" NAMS of Ukraine
Kyiv, 04050
Lutsk city clinical hospital
Lutsk, 43024
Mykolaiv Regional Clinical Hospital
Mykolaiv, 54058
Poltava Regional Clinical Hospital n.a. M.V. Skliphosovskyi
Poltava, 36011
Transcarpatian Regional Clinical Hospital
Uzhhorod, 88018
Vinnitsa Regional Clinical Hospital im. N.I. Pirogov
Vinnytsia, 21018
Zaporizhzhia Regional Clinical Hospital
Zaporizhzhya, 69600
Russia11 sites
Chelyabinsk Regional Clinical Hospital
Chelyabinsk, 454076
LLC Dialysis center
Kolomna, 140402
LLC Fresenius medical care Kuban
Krasnodar, 350029
LLC Dialysis center
Mytishchi, 141007
City Clinical Hospital #1 Orenburg
Orenburg, 460040
Republican Hospital n.a. V.A. Baranov
Petrozavodsk, 185019
Kupchinsky center for outpatient dialysis
Saint Petersburg, 192102
LLC B. Brown Avitum Russland Clinics
Saint Petersburg, 193318
City Hospital #31
Saint Petersburg, 197110
LLC Yaroslavl dialysis center
Yaroslavl, 150062
Sverdlovsk Regional Clinical Hospital #1
Yekaterinburg, 620102
Portugal10 sites
SPD - Amadora (Diaverum Amadora)
Amadora, Lisbon District, 2700-001
Diaverum Aveiro
Aveiro, 3800-266
Caledial - Centro de Hemodialise de Gaia
Canelas, Porto District, 4410-313
CHLO - Hospital Santa Cruz
Carnaxide, Lisbon District, 2795-53
Pluribus Dialise - Cascais (DaVita)
Cascais, Lisbon District, 2750-663
Eurodial Obidos (DaVita)
Gaeiras - Obidos, Leiria District, 2510-702
Eurodial Leiria (DaVita)
Leiria, 2400-441
NephroCare APDP
Lisbon, 1250-191
Pluribus Dialise - Sacavem (DaVita)
Sacavém, Lisbon District, 2685-005
Centro Hospitalar do Medio Tejo | Unidade de Torres Novas - Nephrology Department
Torres Novas, Santarém District, 2350-754
Greece7 sites
General Hospital of Arta
Arta, 47100
HIPPOKRATION General Hospital of Athens
Athens, 115 27
General Hospital of Athens LAIKO
Athens, 11527
Ioannina University General Hospital
Ioannina, 45500
University General Hospital of Larissa
Larissa, 41110
Hippokration General Hospital of Thessaloniki
Thessaloniki, 54642
General Hospital of Thessaloniki Papageorgiou
Thessaloniki, 56403
Hungary7 sites
Bajai Szent Rokus Korhaz
Baja, 6500
Fresenius Medical Care Egeszsegugyi Kft.
Budapest, 1083
Eszak-Pesti Centrumkorhaz-Honvedkorhaz
Budapest, 1134
Csongrad Megyei Egeszsegugyi Ellato Kozpont,Hodmezovasarhely
Hódmezővásárhely, 6800
Keszthelyi Korhaz
Keszthely, 8360
Fresenius Medical Care Egeszsegugyi Kft.
Miskolc, 3526
Fresenius Medical Care Egeszsegugyi Kft.
Pécs, 7624
Israel7 sites
Barzilai Medical Center | Nephrology & Hypertension Dept.
Ashkelon, 7830604
Lady Davis Carmel Medical Center
Haifa, 3436212
Health Corporation of Galilee Medical Center
Nahariya, 2210001
Rabin Medical Center, HaSharon (Golda) Campus
Petah Tikva, 4937211
Clalit Health Services Rabin Medical Center-Beilinson Campus
Petah Tikva, 4941492
Poriya Medical Center | Nephrology and Hypertension Dept.
Tiberius, 1528001
Shamir Medical Center (Assaf Harofeh)
Tsrifin, 7030000
Italy7 sites
A.O.U. di Bologna Policlinico S.Orsola Malpighi
Bologna, Emilia-Romagna, 40138
A.O.U. Careggi
Florence, Tuscany, 50134
IRCCS Ospedale Policlinico San Martino
Genoa, Liguria, 16132
A.O.U. di Parma
Parma, Emilia-Romagna, 43126
IRCCS Istituti Clinici Scientifici Maugeri SpA SB
Pavia, Lombardy, 27100
AUSL-IRCCS di Reggio Emilia
Reggio Emilia, Emilia-Romagna, 42123
Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Rome, Lazio, 00168
Spain7 sites
Hospital Universitari Germans Trias i Pujol
Badalona, Barcelona, 08916
Hospital Clinico Universitario San Carlos | Nefrologia
Madrid, 28040
Hospital Althaia, Xarxa Assistencial de Manresa
Manresa, Barcelona, 08243
Corporació Sanitària Parc Taulí
Sabadell, Barcelona, 08208
Hospital Clínico Universitario de Santiago de Compostela
Santiago de Compostela, A Coruña, 15706
Hospital Clínico Universitario de Valencia
Valencia, 46010
Hospital Universitario Dr. Peset
Valencia, 46017
Turkey (Türkiye)7 sites
Hacettepe Universitesi Tip Fakultesi
Ankara, 06230
Adnan Menderes Universitesi Tip fakultesi
Aydin, 09100
Turk Bobrek Vakfi Memorial Hizmet Hastanesi
Istanbul, 34180
Sisli Hamidiye Etfal Egitim ve Arastirma Hastanesi
Istanbul, 34418
Erciyes Universitesi Tip Fakultesi
Kayseri, 38039
Kocaeli Universitesi Tip Fakultesi
Kocaeli, 41380
Inonu Universitesi Tip Fakultesi
Malatya, 44280
Belgium6 sites
Epicura
Baudour, 7331
Imeldaziekenhuis - St-Elisabethkliniek
Bonheiden, 2820
AZ St-Lucas Campus St-Lucas
Ghent, 9000
UZ Leuven Gasthuisberg
Leuven, 3000
CHU de Liege | CHR Citadel - Department of Nephrology
Liège, 4000
AZ Nikolaas Campus Sint-Niklaas
Sint-Niklaas, 9100
Netherlands6 sites
Academisch Medisch Centrum (AMC)
Amsterdam, 1105 AZ
Gelre Ziekenhuizen
Apeldoorn, 7334 DZ
Deventer Ziekenhuis
Deventer, 7416 SE
Albert Schweitzer Ziekenhuis, Dordwijk
Dordrecht, 3318 AT
Catharina Ziekenhuis
Eindhoven, 5623 EJ
Maasstad Ziekenhuis | Neurology Department
Rotterdam, 3079DZ
Bulgaria5 sites
MHAT Sveti Ivan Rilski 2003
Dupnitsa, 2600
MHAT Haskovo
Haskovo, 6300
UMHAT Kanev AD
Rousse, 7002
MHAT Shumen AD
Shumen, 9700
Multiprofile Hospital for Active Treatment Hristo Botev AD
Vratsa, 3000
Poland5 sites
NZOZ Nowy Szpital w Swieciu Sp. z o.o.
Gmina Świecie, 86-100
Wojewodzki Szpital Zespolony
Kielce, 25-736
Stacja Dializ Olkusz
Olkusz, 32-300
Stacja Dializ W-wa Mangalia
Warsaw, 02-758
Stacja Dializ Zyrardow
Żyrardów, 96-300
Australia4 sites
Eastern Health Integrated Renal Service
Box Hill, 3128
John Hunter Hospital
New Lambton Heights, 2305
Sydney Adventist Hospital
Wahroonga, New South Wales, 2076
Westmead Hospital
Westmead, New South Wales, 2145
Austria4 sites
Klinikum Klagenfurt am Wörthersee
Klagenfurt, Carinthia, 9020
Privatklinik Wehrle-Diakonissen
Salzburg, 5026
Klinik Landstraße - Krankenhaus Rudolfstiftung
Vienna, 1030
Universitätsklinikum AKH Wien
Vienna, 1090
Czechia4 sites
Krajska Nemocnice Liberec
Liberec, 460 63
Fakultni nemocnice Ostrava
Ostrava, 708 52
Privamed s.r.o.
Pilsen, 323 33
Fresenius Nephro Care s.r.o. - Sokolov
Sokolov, 356 01
About this study
Official title: A Randomized, Double-blind, Parallel Group, Placebo-controlled, Multi-center Study to Assess the Safety and Tolerability of Monthly Subcutaneous Administrations of a Low and High Dose Cohort of Osocimab to ESRD Patients on Regular Hemodialysis
In this study researchers want to learn about the safety of drug Osocimab at lower-dose and higher-doses in adult participants with kidney disease undergoing regular dialysis (a procedure that uses a machine to get rid of toxins and extra fluids in the blood). Patients with kidney disease undergoing regular dialysis are at high risk for heart and blood vessels diseases. Osocimab is a human monoclonal antibody under development for the prevention of events caused by blood clots like heart attack, stroke and death due to heart or blood vessels diseases. It works by binding to and blocking the activated form of clotting factor XI which increases the formation and stability of clots. Researchers also want to find out how drug Osocimab works in human body and how the body absorbs, distributes and excretes the drug.
Participants in this study will receive monthly injection of either Osocimab at a lower-dose or higher-dose or placebo (a placebo looks like a treatment but does not have any medicine in it). Both Osocimab and placebo will be injected into the tissue under the skin of the belly. Observation for each participant will last up to 23 months. Blood samples will be collected from the participants to monitor the safety and measure the blood level of the study drug.
- Conditions
- End-stage Renal Disease, Prevention of Thromboembolic Events, Hemodialysis, Hemodiafiltration
- Being tested
- BAY1213790 (Osocimab), Placebo
- Keywords
- End-stage renal disease (ESRD), Hemodialysis
- Medical subject headings
- Kidney Failure, Chronic
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
BAY1213790 (Osocimab)Drug
Single loading dose as subcutaneous abdominal injection followed by monthly maintenance doses.
PlaceboDrug
Subcutaneous administration in the same manner as Osocimab.
| Study group | Role | What they receive |
|---|---|---|
| BAY1213790 low dose | Experimental | Participants will receive Osocimab (BAY1213790) 105 mg single loading dose as subcutaneous abdominal injection, followed by monthly maintenance doses of 52.5 mg until the end of the extension treatment period. Receives: Drug: BAY1213790 (Osocimab) |
| Placebo low dose | Placebo comparator | Placebo will be administered subcutaneously in the same manner as Osocimab. Receives: Drug: Placebo |
| BAY1213790 high dose | Experimental | Participants will receive Osocimab (BAY1213790) 210 mg single loading dose as subcutaneous abdominal injection, followed by monthly maintenance doses of 105 mg until the end of the extension treatment period. Receives: Drug: BAY1213790 (Osocimab) |
| Placebo high dose | Experimental | Placebo will be administered subcutaneously in the same manner as Osocimab. Receives: Drug: Placebo |
What is being measured
The primary outcome is the main question the study is designed to answer.
Cumulative Incidence Risk of the First Composite of Major Bleeding (MB) and Clinically-relevant Non-major Bleeding (CRNMB) Events as Assessed by Blinded Central Independent Adjudication Committee (CIAC)
Cumulative incidence risk of the first Composite of MB and CRNMB (ISTH) at month 6 is reported in the table.
Descriptive time to composite of MB and CRNMB Events is reported in statistical analysis.
Descriptive time to composite of treatment emergent major and CRNMB events [in alignment with International Society on Thrombosis and Haemostatsis (ISTH) guidelines] analyses were performed. The cumulative incidence function for the event-of-interest together with the corresponding confidence interval were estimated for each treatment arm using Aalen-Johansen estimators. Cumulative incidence of events up to the day, inclusive.
Measured: From the first dose of study intervention up till 30 days after last study intervention in the main treatment period, up to 6 months
Cumulative Incidence Risk of Composite of Moderate and Severe Adverse Events (AEs) and Serious Adverse Events (SAEs)
Cumulative incidence risk of composite of moderate and severe AEs and SAEs at month 6 is reported in the table.
Descriptive time to the composite of Moderate and Severe AEs and SAEs is reported in statistical analysis.
An AE was any untoward medical occurrence in a patient or clinical study participant, whether or not considered related to the study intervention.
Measured: From the first dose of study intervention up until 30 days after last study intervention in the main treatment period, up to 6 months
Secondary outcomes (2)
Ratio of Activated Partial Thromboplastin Time (aPTT) at 6 Months Trough Levels Versus Baseline.
The aPTT at trough levels after 6 months were analyzed as ratio to baseline by providing the Geometric Mean (Standard Deviation).
aPTT was measured via the kaolin-trigger method (clotting assay).
Measured: At 6 months (Visit 19 / Day 30 of the 6th month)
Ratio of Factor XI (FXI) Activity at 6 Months Trough Levels Versus Baseline
The Factor XI (FXI) activity at trough levels after 6 months were analyzed as ratio to baseline by providing the Geometric Mean (Standard Deviation).
Factor XI activity was assessed with an aPTT-based coagulation test using FXI deficient plasma.
Measured: At 6 months (Visit 19 / Day 30 of the 6th month)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted21 Aug 2020
- Study start28 Aug 2020
- Primary completion28 Dec 2021
- Study completion30 May 2022
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for End-stage Renal DiseaseStudies of the same condition, open and under way.
- More trials run by BayerThe 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 2
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Triple blind
- Who is masked
- Participant, Investigator, Outcomes assessor
- Enrolment
- 704 participants (actual)
Sponsor and investigators
- Lead sponsor
- Bayer
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT04523220
- Sponsor's protocol ID
- 20115
- Other IDs
- 2019-003957-27, 2019
- Acronym
- CONVERT
- Status last verified
- Jul 2023
- First submitted
- 20 Aug 2020
- Last updated
- 21 Jul 2023
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
- Individual data sharing
- No: There are no current plans to share data.
Publications
Weitz JI, Tanko LB, Floege J, Fox KAA, Bhatt DL, Thadhani R, Hung J, Pap AF, Kubitza D, Winkelmayer WC; CONVERT Investigators. Anticoagulation with osocimab in patients with kidney failure undergoing hemodialysis: a randomized phase 2 trial. Nat Med. 2024 Feb;30(2):435-442. doi: 10.1038/s41591-023-02794-7. Epub 2024 Feb 16.
PubMed 38365952
Study at a glance
From the registry record, last updated by the sponsor on 21 Jul 2023. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Randomized, Double-blind, Parallel Group, Placebo-controlled, Multi-center Study to Assess the Safety and Tolerability of Monthly Subcutaneous Administrations of a Low and High Dose Cohort of Osocimab to ESRD Patients on Regular Hemodialysis
- ClinicalTrials.gov ID
- NCT04523220
- Acronym / sponsor ID
- CONVERT / 20115
- Conditions
- End-stage Renal Disease, Prevention of Thromboembolic Events, Hemodialysis, Hemodiafiltration
- Keywords
- End-stage renal disease (ESRD), Hemodialysis
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 704 participants (actual)
- Lead sponsor
- BayerIndustry (pharma, biotech, devices)
- Study start
- 28 Aug 2020 (actual)
- Primary completion
- 28 Dec 2021 (actual)
- Study completion
- 30 May 2022 (actual)
- First posted
- 21 Aug 2020 (actual)
- Results
- Posted 21 Jul 2023
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
In this study researchers want to learn about the safety of drug Osocimab at lower-dose and higher-doses in adult participants with kidney disease undergoing regular dialysis (a procedure that uses a machine to get rid of toxins and extra fluids in the blood). Patients with kidney disease undergoing regular dialysis are at high risk for heart and blood vessels diseases. Osocimab is a human monoclonal antibody under development for the prevention of events caused by blood clots like heart attack, stroke and death due to heart or blood vessels diseases. It works by binding to and blocking the activated form of clotting factor XI which increases the formation and stability of clots. Researchers also want to find out how drug Osocimab works in human body and how the body absorbs, distributes and excretes the drug.
Participants in this study will receive monthly injection of either Osocimab at a lower-dose or higher-dose or placebo (a placebo looks like a treatment but does not have any medicine in it). Both Osocimab and placebo will be injected into the tissue under the skin of the belly. Observation for each participant will last up to 23 months. Blood samples will be collected from the participants to monitor the safety and measure the blood level of the study drug.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Triple blind (participant, investigator, outcomes assessor)
- Number of arms
- 4
| Arm | Type | Receives |
|---|---|---|
| BAY1213790 low dose | Experimental | Drug: BAY1213790 (Osocimab)Participants will receive Osocimab (BAY1213790) 105 mg single loading dose as subcutaneous abdominal injection, followed by monthly maintenance doses of 52.5 mg until the end of the extension treatment period. |
| Placebo low dose | Placebo comparator | Drug: PlaceboPlacebo will be administered subcutaneously in the same manner as Osocimab. |
| BAY1213790 high dose | Experimental | Drug: BAY1213790 (Osocimab)Participants will receive Osocimab (BAY1213790) 210 mg single loading dose as subcutaneous abdominal injection, followed by monthly maintenance doses of 105 mg until the end of the extension treatment period. |
| Placebo high dose | Experimental | Drug: PlaceboPlacebo will be administered subcutaneously in the same manner as Osocimab. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (4 listed)
- Participants must be at least 18 years of age
- Patients with end-stage renal disease on hemodialysis (including hemodiafiltration) for ≥3 months, receiving dialysis at least 9 hours a week and stable in the view of the investigator
- Body weight of at least 50 kg
- Male and/or female. Contraceptive use by men or women should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies.
Key exclusion criteria (14 listed)
- Recent (<6 months before screening) clinically significant bleeding
- Hemoglobin (Hb) < 9.0 g/dL at screening
- Platelet count < 100 x 10^9/L
- aPTT or PT > ULN (upper limit of normal)
- Hepatic disease associated with ALT > 3x ULN, or total bilirubin >2x ULN with direct bilirubin > 20% of the total
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 |
|---|---|---|
| BAY1213790 (Osocimab)Single loading dose as subcutaneous abdominal injection followed by monthly maintenance doses. | Drug | BAY1213790 high dose, BAY1213790 low dose |
| PlaceboSubcutaneous administration in the same manner as Osocimab. | Drug | Placebo high dose, Placebo low dose |
Primary outcome
Cumulative Incidence Risk of the First Composite of Major Bleeding (MB) and Clinically-relevant Non-major Bleeding (CRNMB) Events as Assessed by Blinded Central Independent Adjudication Committee (CIAC)
Time frame: From the first dose of study intervention up till 30 days after last study intervention in the main treatment period, up to 6 months
Cumulative incidence risk of the first Composite of MB and CRNMB (ISTH) at month 6 is reported in the table. Descriptive time to composite of MB and CRNMB Events is reported in statistical analysis. Descriptive time to composite of treatment emergent major and CRNMB events [in alignment with International Society on Thrombosis and Haemostatsis (ISTH) guidelines] analyses were performed. The cumulative incidence function for the event-of-interest together with the corresponding confidence interval were estimated for each treatment arm using Aalen-Johansen estimators. Cumulative incidence of events up to the day, inclusive.
Cumulative Incidence Risk of Composite of Moderate and Severe Adverse Events (AEs) and Serious Adverse Events (SAEs)
Time frame: From the first dose of study intervention up until 30 days after last study intervention in the main treatment period, up to 6 months
Cumulative incidence risk of composite of moderate and severe AEs and SAEs at month 6 is reported in the table. Descriptive time to the composite of Moderate and Severe AEs and SAEs is reported in statistical analysis. An AE was any untoward medical occurrence in a patient or clinical study participant, whether or not considered related to the study intervention.
2 secondary outcomes
Ratio of Activated Partial Thromboplastin Time (aPTT) at 6 Months Trough Levels Versus Baseline.
Time frame: At 6 months (Visit 19 / Day 30 of the 6th month)
Ratio of Factor XI (FXI) Activity at 6 Months Trough Levels Versus Baseline
Time frame: At 6 months (Visit 19 / Day 30 of the 6th month)
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 21 Jul 2023.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 38365952Weitz JI, Tanko LB, Floege J, Fox KAA, Bhatt DL, Thadhani R, Hung J, Pap AF, Kubitza D, Winkelmayer WC; CONVERT Investigators. Anticoagulation with osocimab in patients with kidney failure undergoing hemodialysis: a randomized phase 2 trial. Nat Med. 2024 Feb;30(2):435-442. doi: 10.1038/s41591-023-02794-7. Epub 2024 Feb 16.
- Click here to find information about studies related to Bayer Healthcare products conducted in Europe.Link provided by the sponsor.
- Individual participant dataSharing planned: No. There are no current plans to share data.
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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.
The record lists no contact. Use the official record to reach the sponsor.
151 sites in 19 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing BAY1213790 (Osocimab) in people with End-stage Renal Disease and Prevention of Thromboembolic Events, run by Bayer at 151 sites in 19 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 4 inclusion and 14 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 21 Jul 2023. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 151 sites in United States, Japan, Ukraine, Russia, Portugal and 14 more countries. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 21 Jul 2023). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
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?
Cumulative Incidence Risk of the First Composite of Major Bleeding (MB) and Clinically-relevant Non-major Bleeding (CRNMB) Events as Assessed by Blinded Central Independent Adjudication Committee (CIAC) (time frame: From the first dose of study intervention up till 30 days after last study intervention in the main treatment period, up to 6 months). The study lists 2 primary outcomes in all. 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 NCT04523220, 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 21 Jul 2023.