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NCT ID: NCT05145127 Recruiting - Hemophilia A Clinical Trials

Open-Label Extension Study of Marstacimab in Hemophilia Participants With or Without Inhibitors

Start date: November 17, 2021
Phase: Phase 3
Study type: Interventional

Study B7841007 is an open-label extension study to assess the long-term safety, tolerability, and efficacy of prophylaxis treatment with marstacimab in participants who did not require "Early Termination" from the Phase 3 Study B7841005 and from the Phase 3 Study B7841008. Study B7841005: approximately 145 adolescent and adult participants 12 to <75 years of age with severe hemophilia A or moderately severe to severe hemophilia B (defined as FVIII activity <1% or FIX activity ≤2%, respectively) with or without inhibitors are expected to be enrolled in Study B7841005 during which they will receive prophylaxis (defined as treatment by SC injection of marstacimab). Study B7841008: this is an ongoing Phase 3, open-label study in pediatric participants <18 years of age with severe hemophilia A (FVIII Coagulation Factor Activity <1%) or moderately severe to severe hemophilia B (FIX Coagulation Factor Activity ≤2%). A sequential approach will be used in enrolling at least 100 pediatric participants, at least 20 of which will be aged ≥12 to <18 years and at least 80 participants will be aged ≥1 to <12 years. At the start of study B7841008, the dosing and data available in adolescent and adult participants in Study B7841005 supported the initiation of B7841008 study in participants aged ≥12 to <18 years. Subsequently, additional safety and efficacy data from adolescent participants in Study B7841005 became available for benefit/risk assessment in support of dosing participants aged ≥6 to <12 years. Based on the positive benefit/risk assessment conducted by both internal Pfizer review and eDMC review, dosing of the ≥6 to <12 years age group was initiated in June 2023 in B7841008 Study. Data from participants ≥6 years from B7841008 Study and Study B7841005 will support the dosing of participants aged ≥1 to <6 years. All participants will be provided the prefilled pen (PFP) for administration of marstacimab in the study. Use of the prefilled syringe (PFS) will be permitted at the investigator's discretion for those participants who have difficulty with administration of the PFP. Additionally, participants will be provided the PFS for use in this study in countries where the PFS is anticipated to be the only presentation available commercially. An optional, open-label, single arm, substudy using the PFP was completed in the first 23 participants rolled over from Study B7841005 who agreed to participate in the substudy.

NCT ID: NCT05123703 Recruiting - Clinical trials for Relapsing-Remitting Multiple Sclerosis

A Study To Evaluate Safety And Efficacy Of Ocrelizumab In Comparison With Fingolimod In Children And Adolescents With Relapsing-Remitting Multiple Sclerosis

Operetta 2
Start date: February 4, 2022
Phase: Phase 3
Study type: Interventional

This double-blind, double-dummy study will evaluate the safety and efficacy of ocrelizumab compared with fingolimod in children and adolescents with relapsing-remitting multiple sclerosis aged between 10 and < 18 years over a duration of at least 96 weeks.

NCT ID: NCT05110157 Recruiting - Schizophrenia Clinical Trials

Journey Study: Evaluate the Efficacy, Safety, and Tolerability of Valbenazine as Adjunctive Treatment for Schizophrenia

Start date: November 29, 2021
Phase: Phase 3
Study type: Interventional

The primary objective for this study is to evaluate the effect of adjunctive valbenazine versus placebo on symptoms of schizophrenia in participants who have inadequate response to antipsychotic treatment.

NCT ID: NCT05097989 Recruiting - Lupus Nephritis Clinical Trials

Study of ALXN2050 in Proliferative Lupus Nephritis (LN) or Immunoglobulin A Nephropathy (IgAN)

Start date: January 14, 2022
Phase: Phase 2
Study type: Interventional

This is a Phase 2, randomized, double-blind, placebo-controlled, multicenter study of ALXN2050 (120 and 180 milligrams [mg]) in addition to background therapy consistent with the standard of care in adult participants (≥ 18 to ≤ 75 years of age) with either LN or IgAN. The study will consist of an up to 6-week Screening Period, a 26-week blinded Initial Evaluation Period, a 24-week blinded Extended Treatment Period, and an Open-label Extension (OLE) Period of up to 2 years. Safety will be monitored throughout the study.

NCT ID: NCT05070858 Recruiting - Clinical trials for Generalized Myasthenia Gravis

A Study to Examine the Efficacy and Safety of Pozelimab and Cemdisiran Combination Therapy in Adult Patients With Symptomatic Generalized Myasthenia Gravis

NIMBLE
Start date: December 14, 2021
Phase: Phase 3
Study type: Interventional

The primary objective is: To evaluate the effect of pozelimab + cemdisiran on daily functioning that is impacted by signs and symptoms in patients with symptomatic generalized myasthenia gravis (gMG) The secondary objectives of the study are: - To evaluate the effect of pozelimab + cemdisiran (ie, combination) and cemdisiran monotherapy on: - Clinician-assessed signs of myasthenia gravis (MG) and muscle strength - Daily functioning that is impacted by signs and symptoms in patients with symptomatic gMG (cemdisiran monotherapy only). - Proportion of patients with improvements in daily function that is impacted by signs and symptoms of MG - Proportion of patients that have improvements in clinician-assessed signs of MG and muscle strength - Health related quality of life - Proportion of patients with minimal MG symptoms - Patient- and clinician-reported signs and symptoms of MG - To evaluate the safety and tolerability of pozelimab + cemdisiran and cemdisiran monotherapy - To assess the concentration of total pozelimab in serum - To assess the concentrations of cemdisiran and its metabolites in plasma - To assess the immunogenicity of pozelimab - To assess the concentration of total C5 in plasma - To assess the immunogenicity of cemdisiran - To study the effect of pozelimab + cemdisiran and cemdisiran monotherapy on complement activation

NCT ID: NCT05053139 Recruiting - Haemophilia A Clinical Trials

A Research Study Investigating Mim8 in Adults and Adolescents With Haemophilia A With or Without Inhibitors

Start date: December 2, 2021
Phase: Phase 3
Study type: Interventional

This study is investigating how Mim8 works compared to other medicines in people with haemophilia A, who either have inhibitors or do not have inhibitors. Mim8 is a new medicine that will be used for prevention of bleeding episodes. Mim8 works by replacing the function of the missing clotting factor VIII (FVIII). When and how often participants will receive Mim8 is dependent on their previous treatment - but is otherwise decided by chance. Mim8 will be injected into a skinfold on the stomach with a thin needle either once a week or once a month. The study will last 54-124 weeks (12-29 months) depending on how long participants will be followed in run-in before they start treatment and if they continue in the follow period or transfer to an open label extension study. Participants will have 12-17 clinic visits.

NCT ID: NCT05021835 Recruiting - Inflammation Clinical Trials

ZEUS - A Research Study to Look at How Ziltivekimab Works Compared to Placebo in People With Cardiovascular Disease, Chronic Kidney Disease and Inflammation

ZEUS
Start date: August 30, 2021
Phase: Phase 3
Study type: Interventional

This study is conducted to see if ziltivekimab reduces the risk of having cardiovascular events (for example heart attack and stroke) in people with cardiovascular disease, chronic kidney disease and inflammation. Participants will either get ziltivekimab (active medicine) or placebo (a dummy medicine which has no effect on the body). This is known as the study medicine. Which treatment participants get is decided by chance. Participants chance of getting ziltivekimab or placebo is the same. Ziltivekimab is not yet approved in any country or region in the world. It is a new medicine doctors cannot prescribe. Participants will get the study medicine in a pre filled syringe. Participants will need to use the pre filled syringe to inject the study medicine into a skinfold once-monthly. The study is expected to last for up to 4 years. Participants will have up to 20 clinic visits. Participants will have blood and urine samples taken at most of the clinic visits. Participants will have their heart examined using sound waves (echocardiography) and electrodes (electrocardiogram). Women cannot take part if pregnant, breast-feeding or planning to get pregnant during the study period.

NCT ID: NCT05002543 Recruiting - Clinical trials for Cardiac Valve Disease

CORCYM Mitral, Aortic aNd Tricuspid Post-maRket Study in a reAl-world Setting

MANTRA
Start date: June 29, 2021
Phase:
Study type: Observational [Patient Registry]

MANTRA is a prospective, multiple-arm, multi-center, global, post-market clinical follow-up study. The main objective is to monitor ongoing safety and performance of the CORCYM devices and accessories used for aortic, mitral and tricuspid valvular diseases in a real-world setting. Corcym S.r.l., is a medical device manufacturer with a broad product portfolio for cardiac surgeons, offering solutions for the treatment of aortic, mitral and tricuspid valve disease. The MANTRA Master Plan (Master Protocol) is intended as an overarching Umbrella Protocol that allows multiple sub-studies to be added, as needed. The Umbrella Master Protocol concept offers an excellent solution to provide post-marketing clinical follow-up information on the entire cardiac surgery heart valve portfolio of the sponsor in a common database, including corelab assessment of hemodynamic and structural performance, annular motion and Dynamics for one of the products. Currently, three sub-studies are planned: - MANTRA - Aortic Sub-Study - MANTRA - Mitral/Tricuspid Sub-Study (Excluding Memo 4D) - MANTRA - Memo 4D Sub-Study

NCT ID: NCT04965675 Recruiting - Clinical trials for Chronic Migraine in Children

A Study With Eptinezumab in Adolescents (12-17 Years) With Chronic Migraine

PROSPECT-2
Start date: June 30, 2021
Phase: Phase 3
Study type: Interventional

To find out if eptinezumab is better than placebo (normal saline solution) in lowering the number of days with migraine in young people ages 12 to 17 with chronic migraine.

NCT ID: NCT04961996 Recruiting - Early Breast Cancer Clinical Trials

A Study Evaluating the Efficacy and Safety of Adjuvant Giredestrant Compared With Physician's Choice of Adjuvant Endocrine Monotherapy in Participants With Estrogen Receptor-Positive, HER2-Negative Early Breast Cancer (lidERA Breast Cancer)

Start date: August 27, 2021
Phase: Phase 3
Study type: Interventional

This is a Phase III, global, randomized, open-label, multicenter, study evaluating the efficacy and safety of adjuvant giredestrant compared with endocrine therapy of physician's choice in participants with medium- and high-risk Stage I-III histologically confirmed estrogen receptor (ER)-positive and human epidermal growth factor receptor 2 (HER2)-negative early breast cancer. In addition, an open-label exploratory substudy will explore the safety and efficacy of giredestrant in combination with abemaciclib in a subset of the primary study population.