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NCT ID: NCT05850507 Completed - Coronavirus Clinical Trials

Omicron BA.4/5-Delta Strain Recombinant Novel Coronavirus Protein Vaccine (CHO Cells)

Start date: March 17, 2023
Phase: N/A
Study type: Interventional

Popular title: Clinical study of Omicron BA.4/5-Delta strain recombinant novel coronavirus protein vaccine (CHO cells). Purpose of the study: Main objectives: To evaluate the immunogenicity and safety of Omicron BA.4/5-Delta strain recombinant novel coronavirus protein vaccine (CHO cells) against the new coronavirus prototype strain and Omicron variant (BA.5, BF.7) after vaccination in people aged 18 years and older. Secondary purposes: To evaluate the immune persistence of Omicron BA.4/5-Delta strain recombinant novel coronavirus protein vaccine (CHO cells) against the new coronavirus prototype strain and Omicron variant (BA.5, BF.7) after vaccination in people aged 18 years and older. Overall design: Studies were randomized, double-blind, active, controlled study design. Study group: people aged 18 years and above who have completed primary immunization or booster immunization of the new coronavirus vaccine for more than 6 months. Study group: Randomly divided into study group and control group according to the 1:1 ratio, of which 225 subjects in the study group and 225 subjects in the control group were vaccinated with study vaccine and control vaccine respectively.

NCT ID: NCT05850286 Recruiting - Multiple Myeloma Clinical Trials

A Study of VRd-based Regimen Combined With CART-ASCT-CART2 Treatment in NDMM Patients With P53 Abnormalities

Start date: April 20, 2023
Phase: Phase 2
Study type: Interventional

This is a single-arm, open-label study to evaluate the efficacy and safety of VRD(Bortezomib, Lenalidomide and Dexamethasone)-based regimen combined with CART-ASCT-CART2 in patients with newly diagnosed multiple myeloma with p53 gene abnormalities.

NCT ID: NCT05850208 Recruiting - Ischemic Stroke Clinical Trials

Autologous Bone Marrow Mesenchymal Stem Cells (BMSCs) Transplantation in the Treatment of Ischemic Stroke

Start date: February 23, 2022
Phase: Phase 1
Study type: Interventional

This study is to evaluated the safety and efficacy of BMSCs transplantation in the treatment of ischemic stroke, so as to provide a basis for future clinical application of BMSCs transplantation in the treatment of ischemic stroke.

NCT ID: NCT05849909 Recruiting - Ultrasound Clinical Trials

Evaluation of the Vulnerable Carotid Atherosclerotic Plaque: A Clinical Multicenter Study

Start date: April 18, 2023
Phase:
Study type: Observational

Evaluation of carotid plaque vulnerability based on ultrasound imaging features, proteomics and metabolomics: a clinical multicenter study

NCT ID: NCT05849805 Completed - Clinical trials for Stroke, Acute Ischemic

Y-3 Injection Through Skull Bone Marrow in the Treatment of Acute Malignant Middle Cerebral Artery Infarction (SOLUTION)

Start date: April 17, 2023
Phase: N/A
Study type: Interventional

The mortality of malignant middle cerebral artery infarction (mMCAI) is up to 80%, while current available treatment is limited. The purpose of this study is to explore the feasibility, safety and efficacy of Intracalvaria bone marrow injection of cytoprotective drug Y-3 in mMCAI patients with contradictions of reperfusion therapy or poor reperfusion outcome.

NCT ID: NCT05849740 Recruiting - Acquired Hemophilia Clinical Trials

An Exploratory Study of Cluster of Differentiation 38 (CD38) Monoclonal Antibody Combined Corticosteroid in Acquired Hemophilia A

AHA2023
Start date: May 22, 2023
Phase: Phase 4
Study type: Interventional

To evaluate the time of response, sustained remission rate and relapse rate of CD38 monoclonal antibody (Daratumumab) combined corticosteroid in the treatment of AHA. To evaluate the safety of CD38 monoclonal antibody in the treatment of AHA.

NCT ID: NCT05849727 Recruiting - Clinical trials for Rheumatoid Arthritis

A Clinical Study of TQH3821 Tablets in the Treatment of Treated Rheumatoid Arthritis

Start date: August 30, 2023
Phase: Phase 2
Study type: Interventional

To evaluate the efficacy and safety of TQH3821 in treated patients with moderate-to-severe active rheumatoid arthritis.

NCT ID: NCT05849519 Recruiting - Clinical trials for Sudden Sensorineural Hearing Loss

Small Sample,Unicentric,Randomized, Controlled Clinical Study of Coenzyme I for Injection in the Treatment of Sudden Sensorineural Hearing Loss

Start date: February 16, 2022
Phase: Early Phase 1
Study type: Interventional

Sudden sensorineural hearing loss is one of the most common emergencies in otorhinolaryngology, and its incidence is increasing year by year and tends to be younger. At present, the pathogenesis of sudden deafness is not clear and the individual treatment effects vary significantly. In order to break through this specific treatment bottleneck, this project pioneered the clinical application of the co-regulator nicotinamide adenine dinucleotide (NAD+) in the treatment of sudden deafness. Therefore, this project intends to use pure tone audiometry, speech audiometry, tinnitus disability scale THI, tinnitus subjective visual analog score method VAS, ear fullness subjective visual analog score method VAS for data analysis, and explore the safety of coenzyme I for injection on sudden deafness and efficacy assessment.

NCT ID: NCT05849363 Recruiting - Prospective Study Clinical Trials

A Prospective Study of Surgical Treatment Strategies for Goal B Type Basilar Invagination

Start date: June 1, 2023
Phase: N/A
Study type: Interventional

The etiology of Goal B type basilar invagination (BI) is still not clear, and it may be related to platybasia and short slope. There is no unified standard surgical strategy for Goal B type BI, and different surgical strategies have a great influence on the surgical results of patients. The purpose of our prospective study in China is to (1) further clarify the etiology of Goal B type BI, and (2) improve the surgical outcome in these patients.

NCT ID: NCT05849311 Recruiting - Healthy Male Clinical Trials

Phase I Trial of Envafolimab for Healthy Male Subjects

Start date: May 29, 2023
Phase: Phase 1
Study type: Interventional

The purpose of this study is to evaluate the pharmacokinetic similarity, safety, and immunogenicity of Envafolimab in healthy male subjects before and after the manufacturing process change.