Not medical advice. This website is not medical advice, a diagnosis, a match to a trial, or a recommendation to join a study. Listings are plain-English rewrites of public ClinicalTrials.gov records. Whether a site is still enrolling, and whether you qualify, can only be confirmed by the study team and your clinician. Source registry: ClinicalTrials.gov. Editorial rules: methodology.

Home / Locations / Rio de Janeiro, Brazil

64 recruiting in this snapshot

Trials with a site in Rio de Janeiro, Brazil

These studies list at least one location in Rio de Janeiro, Brazil. A listed city is not a guarantee the site is still taking patients — call the contact.

RecruitingPhase 3Tucson, Arizona
Phase 3: testing Pembrolizumab for Solid Tumors

This study wants to measure the long-term safety and how well it works of pembrolizumab (MK-3475) in participants from previous Merck pembrolizumab-based parent studies who transition into this extension study. This study will consist of three phases: 1) First Course Phase, 2) Survival Follow-up Phase or 3) Second Course Phase.

NCT03486873 · Official ClinicalTrials.gov record · Merck Sharp & Dohme LLC

RecruitingPhase 3Ciudad Autonoma de Buenos Aires, Buenos Aires
Phase 3: testing Deucravacitinib for Plaque Psoriasis

The purpose of this pediatric study is to measure the drug levels, how well it works and safety of Deucravacitinib in children and adolescent participants aged 4 to \<18 years with moderate to severe plaque psoriasis. This study includes two cohorts; Cohort 1 (age 12 to \<18 years) and Cohort 2 (age 4 to \<12 years), with two parts; for each cohort.

NCT04772079 · Official ClinicalTrials.gov record · Bristol-Myers Squibb

RecruitingPhase 2La Jolla, California
Phase 2: testing Amivantamab for Carcinoma, Non-small-Cell Lung

This study wants to assess the anti-tumor activity and safety of amivantamab which will be administered as a co-formulation with recombinant human hyaluronidase PH20 (rHuPH20) (subcutaneous co-formulation \[SC-CF\]) in combination treatment (all cohorts except Cohort 4) and to characterize the safety of amivantamab SC-CF (Cohort 4).

NCT05498428 · Official ClinicalTrials.gov record · Janssen Research & Development, LLC

RecruitingPhase 3Los Angeles, California
Phase 3: testing Linvoseltamab for Relapsed Refractory Multiple Myeloma (RRMM)

This study is researching an experimental drug called linvoseltamab, also called REGN5458. Linvoseltamab has previously been studied by itself (without other cancer drugs) in participants who had advanced multiple myeloma that returned and needed to be treated again after many other therapies had failed.

NCT05730036 · Official ClinicalTrials.gov record · Regeneron Pharmaceuticals

RecruitingPhase 3Birmingham, Alabama
Phase 3: testing Volrustomig for Locally Advanced Cervical Cancer

This is a phase III, randomly assigned, neither you nor the study doctors know who gets the real treatment, compared with a dummy treatment, multi-center, global study to explore the how well it works and safety of volrustomig in women with high-risk LACC (FIGO 2018 stage IIIA to IVA cervical cancer) who have not progressed following platinum-based CCRT.

NCT06079671 · Official ClinicalTrials.gov record · AstraZeneca

RecruitingPhase 2 / Phase 3Chandler, Arizona
Phase 2 / Phase 3: testing ACP-204 for Alzheimer's Disease Psychosis

This is a master protocol for 3 independent, seamlessly enrolling, multicenter, randomly assigned, neither you nor the study doctors know who gets the real treatment, compared with a dummy treatment, parallel-group studies in patients with ADP * Substudy 1 (Phase 2) will evaluate how well it works and dose response of ACP-204 30 and 60 mg vs dummy treatment (placebo). * Substudies 2A and 2B (both: Phase 3) will be confirmatory studies of either both doses (ACP-204 30 and 60 mg, respectively) or a single dose from Part 1 vs dummy treatment (placebo).

NCT06159673 · Official ClinicalTrials.gov record · ACADIA Pharmaceuticals Inc.

RecruitingPhase 3Alexander City, Alabama
Phase 3: testing balcinrenone/dapagliflozin 15 mg/10 mg and matching placebo for dapagliflozin 10 mg for Heart Failure and Impaired Kidney Function

This is a Phase III, international, multi-centre, randomly assigned, neither you nor the study doctors know who gets the real treatment, parallel-group, double-dummy, active-controlled, event-driven study in patients with chronic HF and impaired kidney function who had a recent HF event. The aim is to measure the effect of balcinrenone/dapagliflozin vs dapagliflozin, given once daily on top of other classes of SoC, on CV death and HF events.

NCT06307652 · Official ClinicalTrials.gov record · AstraZeneca

RecruitingPhase 3Bakersfield, California
Phase 3: testing Calderasib for Non-small Cell Lung Cancer

This is a study evaluating the how well it works and safety of calderasib with pembrolizumab as first-line treatment in participants with locally advanced or metastatic non-small cell lung cancer (NSCLC) with identified Kirsten rat sarcoma viral oncogene homolog G12C (KRAS G12C) mutation and programmed cell death ligand 1 (PD-L1) tumor proportion score (TPS) ≥50%. There is one primary study hypothesis: Combination of calderasib and pembrolizumab is superior to dummy treatment (placebo) plus pembrolizumab with respect to progression free survival (PFS) per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) by blinded independent central review (BICR).

NCT06345729 · Official ClinicalTrials.gov record · Merck Sharp & Dohme LLC

RecruitingPhase 3Gilbert, Arizona
Phase 3: testing Pembrolizumab for Carcinoma, Non-Small-Cell Lung

The goal of this study is to learn if people who receive intismeran autogene and pembrolizumab after surgery are cancer-free longer than people who receive dummy treatment (placebo) and pembrolizumab. Researchers want to know if giving intismeran autogene and pembrolizumab after surgery can help prevent the cancer from coming back in people with non-small cell lung cancer (NSCLC) whose tumors did not respond completely to treatment before surgery (neoadjuvant treatment).

NCT06623422 · Official ClinicalTrials.gov record · Merck Sharp & Dohme LLC

RecruitingPhase 3Birmingham, Alabama
Phase 3: testing Baxdrostat and dapagliflozin for Heart Failure

Participants include men and women ≥ 40 years of age with T2DM, established CV disease, a history of HTN with an SBP of at least 130 mmHg at screening, who meet the predefined serum potassium level, and with at least one additional risk factor for HF. The study will include an optional pre-screening period to facilitate sites' identification of potentially eligible participants to enter the full screening assessments.

NCT06677060 · Official ClinicalTrials.gov record · AstraZeneca

RecruitingPhase 3Fairhope, Alabama
Phase 3: testing Baxdrostat/dapagliflozin for Chronic Kidney Disease and Hypertension

International, Multicenter, neither you nor the study doctors know who gets the real treatment, compared with a dummy treatment and Event-driven study to assess how well it works, whether it is safe and how hard side effects are to live with of Baxdrostat in combination with Dapagliflozin on renal outcomes and cardiovascular mortality in participants with chronic kidney disease and high blood pressure

NCT06742723 · Official ClinicalTrials.gov record · AstraZeneca

RecruitingPhase 3Anchorage, Alaska
Phase 3: testing Trastuzumab Deruxtecan for Non-small Cell Lung Cancer

This clinical trial is designed to assess the how well it works and safety of trastuzumab deruxtecan (T-DXd; Enhertu®) in combination with pembrolizumab versus platinum-based chemotherapy in combination with pembrolizumab in participants with no prior therapy for locally advanced unresectable or metastatic non-squamous NSCLC, whose tumors have HER2-overexpressing and PD-L1 TPS \<50% without known AGA that have locally available therapies targeting their AGAs in first-line advanced/metastatic setting.

NCT06899126 · Official ClinicalTrials.gov record · Daiichi Sankyo

RecruitingPhase 3San Diego, California
Phase 3: testing Pirfenidone for Long COVID

The Long-Covid (LC)-Revitalize clinical study is testing repurposed drug treatments for Long Covid, involving adult participants from Brazil, Canada, Italy, South Africa, Uganda, the United States, and Zambia. To qualify, participants must have had Covid-19 and experienced Long Covid symptoms for at least three months.

NCT06928272 · Official ClinicalTrials.gov record · Douglas D. Fraser

RecruitingPhase 3Mobile, Alabama
Phase 3: testing Pembrolizumab for Endometrial Cancer

Researchers are looking for new ways to treat people with proficient mismatch repair (pMMR) endometrial cancer (EC) that is advanced or recurrent. * EC is a type of cancer that starts in the tissues inside the uterus (womb) * pMMR indicates that certain normal proteins are present in the cancer cells * Advanced means the cancer has spread locally or to other parts of the body (metastatic) and cannot be removed with surgery * Recurrent means the cancer came back after surgery Sacituzumab tirumotecan (also known as sac-TMT) and pembrolizumab are the study medicines.

NCT06952504 · Official ClinicalTrials.gov record · Merck Sharp & Dohme LLC

RecruitingPhase 3Gilbert, Arizona
Phase 3: testing Sacituzumab tirumotecan for Breast Neoplasms

Researchers are looking for new ways to treat types of breast cancer that are both: * High-risk, which means the cancer may have a higher chance of getting worse or coming back after treatment * Early-stage, which means the cancer is in the breast or the lymph nodes around the breast The 2 types of breast cancer in this study are triple-negative breast cancer (TNBC) and hormone receptor (HR)-low positive/human epidermal growth factor receptor-2 (HER2) negative breast cancer. These cancers have zero or a low amount of a protein called HER2 and other proteins that attach to the hormones estrogen or progesterone.

NCT06966700 · Official ClinicalTrials.gov record · Merck Sharp & Dohme LLC

RecruitingPhase 3Tucson, Arizona
Phase 3: testing Trastuzumab deruxtecan for Endometrial Cancer

DESTINY-Endometrial01 will investigate the how well it works of first-line T-DXd + rilvegostomig (Arm A) and/or T-DXd+ pembrolizumab (Arm B) when compared to chemotherapy (carboplatin + paclitaxel) + pembrolizumab (Arm C), by assessment of progression free survival (PFS), as assessed by BICR, in participants with HER2-expressing (IHC 3+/2+), pMMR, primary advanced (Stage III/IV) or recurrent EC.

NCT06989112 · Official ClinicalTrials.gov record · AstraZeneca

RecruitingPhase 3Los Angeles, California
Phase 3: testing Risvutatug rezetecan (Ris-Rez) for Neoplasms, Lung

In this study researchers are testing Risvutatug rezetecan also known as (Ris-Rez) a new medicine that targets specific proteins (B7-H3) on cancer cells, thereby reducing the cancer's ability to grow and spread. This study specifically aims to evaluate how well Ris-Rez works in treating relapsed SCLC compared to standard treatment topotecan, by checking whether Ris-Rez makes cancers smaller or disappear completely and if it helps participants live longer.

NCT07099898 · Official ClinicalTrials.gov record · GlaxoSmithKline

RecruitingPhase 3Tuscaloosa, Alabama
Phase 3: testing Tirzepatide for Metabolic Dysfunction-Associated Steatotic Liver Disease

The main purpose of the SYNERGY-OUTCOMES study is to find out whether retatrutide and tirzepatide can prevent major adverse liver outcomes (MALO) in people with high-risk metabolic dysfunction-associated steatotic liver disease (MASLD). The study will enroll adults who have MASLD based on non-invasive tests (NITs), which indicate they are more likely to develop MALO.

NCT07165028 · Official ClinicalTrials.gov record · Eli Lilly and Company

RecruitingPhase 3Mobile, Alabama
Phase 3: testing Rina-S for Endometrial Cancer

This study wants to compare how well Rina-S (GEN1184) works compared to treatment of physician's choice (paclitaxel or doxorubicin) that are considered standard medical care for the treatment of recurrent or progressive endometrial cancer (EC) following prior therapy. There is an equal (50:50) chance of getting either Rina-S or a chemotherapy agent as treatment in this study.

NCT07166094 · Official ClinicalTrials.gov record · Genmab

RecruitingPhase 3Anchorage, Alaska
Phase 3: testing LY4064809 for Breast Neoplasms

The purpose of the study is to assess the how well it works and safety of the addition of Tersolisib (LY4064809/STX-478) to other anti-cancer drugs as first treatment for advanced hormone receptor-positive (HR+)/human epidermal growth factor receptor 2-negative (HER2-) breast cancer. Participants can remain in the study as long as the drug is helping the cancer without unbearable side effects.

NCT07174336 · Official ClinicalTrials.gov record · Eli Lilly and Company

RecruitingPhase 2Tempe, Arizona
Phase 2: testing Brenipatide for Asthma

This study wants to assess the safety and how well it works of brenipatide at different dose levels compared with dummy treatment (placebo) in participants with moderate-to-severe asthma. Study participation will last approximately 65 weeks, including screening, treatment, and follow-up periods.

NCT07219173 · Official ClinicalTrials.gov record · Eli Lilly and Company

RecruitingPhase 3Banja Luka
Phase 3: testing MB11 (Proposed Nivolumab Biosimilar) for Advanced (Unresectable or Metastatic) Melanoma

This is a randomly assigned, multicentre, multinational, neither you nor the study doctors know who gets the real treatment, integrated study to sompare the pharmacokinetics, how well it works, safety, and immunogenicity of MB11 versus Opdivo® in subjects with previously untreated advanced (unresectable or Metastatic) Melanoma

NCT07221734 · Official ClinicalTrials.gov record · mAbxience Research S.L.

RecruitingPhase 2Orange, California
Phase 2: testing Brenipatide for Bipolar Disorder

This study wants to assess the how well it works and safety of brenipatide when administered with standard of care (SoC), compared with dummy treatment (placebo) plus SoC in delaying the worsening of bipolar disorder symptoms. The trial is divided into three periods as follows: Screening period that will last approximately 1 month, treatment period that will last a minimum of 6 months, and the follow up period that will last approximately 2 months.

NCT07286175 · Official ClinicalTrials.gov record · Eli Lilly and Company

RecruitingPhase 2Los Angeles, California
Phase 2: testing Inavolisib for Metastatic Castration-Resistant Prostate Cancer

This study will measure the how well it works and safety of the combination of inavolisib plus enzalutamide compared with physician's choice of alternative androgen receptor pathway inhibitor (ARPi) or docetaxel in biomarker-selected participants with metastatic castrate-resistant prostate cancer (mCRPC) who have received one prior second-generation ARPi.

NCT07287150 · Official ClinicalTrials.gov record · Hoffmann-La Roche

RecruitingPhase 3Guntersville, Alabama
Phase 3: Placebo for Obesity or Overweight

This study wants to assess the how well it works and safety of enicepatide, a dual glucagon-like peptide-1 (GLP-1)/glucose-dependent insulinotropic polypeptide (GIP) receptor agonist (RA), at multiple doses compared with dummy treatment (placebo) for weight management in participants with obesity or overweight and Type 2 diabetes mellitus (T2DM).

NCT07351058 · Official ClinicalTrials.gov record · Hoffmann-La Roche

RecruitingPhase 2Chicago, Illinois
Phase 2: testing Asciminib single agent for Chronic Myelogenous Leukemia

The aim of this study is to support development of asciminib in the pediatric population (1 to \< 18 years) with Ph+ CML-CP. The study will measure the how well it works and safety of asciminib in pediatric formulation (weigh-based dose, fed state) or adult formulation (fasted) in newly diagnosed and resistant or intolerant Ph+ CML-CP with or without T315I mutation.

NCT07354074 · Official ClinicalTrials.gov record · Novartis Pharmaceuticals

RecruitingPhase 2 / Phase 3Englewood, Colorado
Phase 2 / Phase 3: testing SKY-0515 for Huntington Disease

The goal of this clinical trial is to test if the drug SKY-0515, an oral medication, can lower harmful proteins linked to Huntington's Disease (HD) and improve the symptoms of participants with HD. This study includes men and women aged 25 and older who have HD confirmed by genetic testing and meet certain requirements for physical ability and independence.

NCT07378644 · Official ClinicalTrials.gov record · Skyhawk Therapeutics, Inc.

RecruitingPhase 3Moorpark, California
Phase 3: testing Brenipatide for Depressive Disorder, Major

This study evaluates the safety and how well it works of brenipatide when administered with standard of care (SoC) compared to dummy treatment (placebo) plus SoC in delaying the return of major depressive symptoms. The trial is divided into four periods as follows: a screening period that will last approximately 1 month, a treatment period with a potential post treatment period that combined will last a minimum of 12 months, and the follow up period that will last approximately 2 months.

NCT07412756 · Official ClinicalTrials.gov record · Eli Lilly and Company

RecruitingPhase 3Birmingham, Alabama
Phase 3: testing BGB-43395 for HR+/HER2- Breast Cancer

This study wants to investigate the how well it works and safety of BGB-43395 in combination with letrozole compared with investigator's choice of cyclin-dependent kinase 4/6 inhibitor (CDK4/6i) in combination with letrozole in patients with advanced or metastatic hormone receptor positive (HR+)/human epidermal growth factor receptor 2 negative (HER2-) breast cancer (BC) who have not received prior systemic treatment for advanced or metastatic disease.

NCT07492641 · Official ClinicalTrials.gov record · BeOne Medicines

RecruitingNot a traditional drug phaseManaus, Amazonas
Not a traditional drug phase: testing Lenacapavir long-acting for Contact With or Exposure to Human Immunodeficiency Virus

The goal of this study is to learn how well long-acting lenacapavir works to prevent human immunodeficiency virus (HIV) infection in people at higher risk of getting HIV in Brazil. The study will also learn about safety, continued use over time, and whether people prefer this option compared to daily oral pre- exposure prophylaxis (PrEP).

NCT07497594 · Official ClinicalTrials.gov record · Oswaldo Cruz Foundation

RecruitingPhase 3Phoenix, Arizona
Phase 3: testing Investigator's choice of Chemotherapy for Ovarian Cancer

This is a randomly assigned, Phase 3 trial designed to measure the how well it works and safety of azenosertib compared to Investigator's choice of chemotherapy in subjects with platinum-resistant ovarian cancer whose tumors are positive for cyclin E1 protein expression.

NCT07546500 · Official ClinicalTrials.gov record · K-Group, Beta, Inc., a wholly owned subsidiary of Zentalis Pharmaceuticals, Inc

RecruitingPhase 3Duarte, California
Phase 3: testing Cevostamab for Multiple Myeloma

This study wants to assess the how well it works and safety of cevostamab in combination with pomalidomide and dexamethasone (CevosPd) versus standard of care (SOC) in participants with multiple myeloma (MM) who have received one to three prior lines of therapy and have been exposed to an anti-CD38 monoclonal antibody (mAb) and lenalidomide.

NCT07555938 · Official ClinicalTrials.gov record · Hoffmann-La Roche

RecruitingPhase 3Phoenix, Arizona
Phase 3: testing CAB ULA for HIV

This study compares the how well it works, whether it is safe and how hard side effects are to live with of CAB ULA and RPV ULA administered with CAB long acting (LA) and RPV LA administered in adults and adolescents with HIV who are virologically suppressed on anti-retroviral therapy (ART).

NCT07650916 · Official ClinicalTrials.gov record · ViiV Healthcare

RecruitingPhase 3Huntsville, Alabama
Phase 3: testing Elecoglipron for Type 2 Diabetes Mellitus

This study wants to measure the how well it works, safety, and tolerability of elecoglipron and dapagliflozin in combination, compared with elecoglipron alone and dapagliflozin alone, in adults with type 2 diabetes mellitus (T2DM) inadequately managed with lifestyle management alone or treated with other background glucose-lowering medication.

NCT07662109 · Official ClinicalTrials.gov record · AstraZeneca

RecruitingPhase 3Phoenix, Arizona
Phase 3: testing Anifrolumab for Systemic Sclerosis Cutaneous Lupus E Myopathies Systemic Lupus Erythematosus

This study wants to provide continued access to anifrolumab to eligible participants who are continuing to derive clinical benefit from treatment at the end of a parent clinical study, as assessed by the Investigator, while monitoring whether it is safe and how hard side effects are to live with. Study details include: * Participants can transition in ROSY-S once they complete their participation in the parent study and should have received at least one dose of anifrolumab in the parent study.

NCT07691970 · Official ClinicalTrials.gov record · AstraZeneca

RecruitingPhase 3Tamarac, Florida
Phase 3: testing Torvutatug samrotecan for Epithelial Ovarian Cancer

This study will measure the how well it works, whether it is safe and how hard side effects are to live with of Torvutatug samrotecan (torvu-sam) in combination with bevacizumab compared with bevacizumab this drug alone as first line maintenance treatment in patients with non-Homologous Recombination Deficient (non-HRD) positive advanced ovarian cancer.

NCT07851025 · Official ClinicalTrials.gov record · AstraZeneca