Latest studies
- RecruitingPHASE3
A Study of Metastases Free Survival With Saruparib vs Placebo Added to a Standard RT/ADT in Men With High-risk Prostate Cancer With a BRCA Mutation
This study is looking at a new drug, Saruparib, for men with high-risk prostate cancer and a faulty BRCA gene. It aims to see if adding Saruparib to standard treatments can help prevent the cancer from spreading.
Prostate CancerChile - RecruitingPHASE3
Rollover Study for Participants Previously Enrolled in Clinical Trials of Povorcitinib
This study is for people who have already taken part in certain Incyte povorcitinib trials for Hidradenitis Suppurativa (HS) and found the treatment helpful. It allows them to continue receiving the study drug if their doctor agrees it's safe and beneficial.
Hidradenitis Suppurativa (HS)Chile - RecruitingPHASE3
DAREON ® -Lung-1: A Study in People With Advanced Small Cell Lung Cancer to Compare Obrixtamig Plus Atezolizumab, Carboplatin, and Etoposide Treatment With Standard Chemotherapy
This study looks at a new medicine called obrixtamig for advanced small cell lung cancer. It compares obrixtamig plus standard treatment against standard treatment alone to see if it helps people live longer. It also tests a device to measure a cancer marker.
Small Cell Lung Cancer (SCLC)Extensive-stage Small Cell Lung Cancer (ES-SCLC)Chile - RecruitingPHASE3
Neladalkib (NVL-655) for TKI-naive Patients With Advanced ALK-Positive NSCLC
This study is testing a new drug, neladalkib, for people with a common type of lung cancer (NSCLC) that's ALK-positive. It's comparing neladalkib to a standard treatment, alectinib, to see if neladalkib works better at stopping the cancer from growing.
Non-small Cell Lung CancerAnaplastic Lymphoma Kinase-positiveChile - Active not recruitingPHASE3
A Clinical Trial of a New Combination Treatment, Domvanalimab and Zimberelimab, Plus Chemotherapy, for People With an Upper Gastrointestinal Tract Cancer That Cannot be Removed With Surgery That Has Spread to Other Parts of the Body
This study is testing a new combination of medicines with chemotherapy for some upper gut cancers that have spread and can't be removed by surgery. It aims to see if the new combination works better than current treatments.
Advanced Upper Gastrointestinal Tract AdenocarcinomaChile - Active not recruitingPHASE3
Assess Efficacy & Safety of Selumetinib in Combination With Docetaxel in Patients Receiving 2nd Line Treatment for v-Ki-ras2 Kirsten Rat Sarcoma Viral Oncogene Homolog (KRAS) Positive NSCLC
This study looks at a new drug, selumetinib, combined with standard chemotherapy (docetaxel) for a specific type of advanced lung cancer. It aims to see if this combination works better than chemotherapy alone for patients whose cancer has the KRAS gene mutation.
Locally Advanced or Metastatic Non Small Cell Lung Cancer Stage IIIb - IVChile - RecruitingPHASE3
A Study to Evaluate the Safety and Effectiveness of Upadacitinib Tablets in Adult and Adolescent Participants With Severe Alopecia Areata
This study looks at a daily tablet called upadacitinib for severe alopecia areata, a condition where your immune system attacks hair follicles, causing hair loss. It aims to see how safe and effective it is for teenagers and adults.
Alopecia AreataChile - RecruitingPHASE3
A Study to Assess Change in Disease Activity and Adverse Events of Oral Upadacitinib in Adult and Adolescent Participants With Moderate to Severe Hidradenitis Suppurativa Who Have Failed Anti-TNF Therapy
This study looks at a new drug, upadacitinib, for moderate to severe Hidradenitis Suppurativa (HS). It's for adults and teenagers whose HS hasn't improved with other treatments. We'll check if it's safe and helps reduce HS symptoms.
Hidradenitis SuppurativaChile - RecruitingPHASE3
Study of Trastuzumab Deruxtecan, Pembrolizumab, and Platinum-based Chemotherapy in First-line HER2 Overexpressing Non-small Cell Lung Cancer
This study is looking at a new combination of medicines for a type of lung cancer that has spread or can’t be removed by surgery. It compares a drug called trastuzumab deruxtecan plus pembrolizumab to standard chemotherapy plus pembrolizumab.
Non-small Cell Lung CancerChile - RecruitingPHASE3
AZD5335 vs. Mirvetuximab Soravtansine in FRα-high and AZD5335 vs. Chemotherapy in FRα-low Platinum-resistant Ovarian Cancer
This study is looking into a new drug, AZD5335, for women with advanced ovarian cancer that has become resistant to usual chemotherapy. It compares AZD5335 to existing treatments to see if it works better at controlling the cancer's growth.
Epithelial Ovarian CancerChile - RecruitingPHASE2, PHASE3
A Clinical Trial Investigating the Safety, Tolerability, and Therapeutic Effects of BNT113 in Combination With Pembrolizumab Versus Pembrolizumab Alone for Patients With a Form of Head and Neck Cancer Positive for Human Papilloma Virus 16 and Expressing the Protein PD-L1
This study is for people with a type of head and neck cancer linked to HPV16. It compares a new treatment (BNT113 plus pembrolizumab) with pembrolizumab alone to see if the new combination is safe and works better.
Unresectable Head and Neck Squamous Cell CarcinomaMetastatic Head and Neck CancerRecurrent Head and Neck CancerChile - RecruitingPHASE2
A Study to Assess the Efficacy and Safety of Efgartigimod PH20 SC in Adults With Systemic Sclerosis
This study is testing a new medicine, efgartigimod, for adults with systemic sclerosis. It aims to see if the medicine helps improve symptoms and if it's safe, compared to a dummy medicine. We're looking for people to join for about 15 months.
Systemic Sclerosis (SSc)Chile - RecruitingPHASE3
A Study of Sacituzumab Tirumotecan (MK-2870) as a Single Agent and in Combination With Pembrolizumab (MK-3475) Versus Treatment of Physician's Choice in Participants With HR+/HER2- Unresectable Locally Advanced or Metastatic Breast Cancer (MK-2870-010)
This study is for people with advanced HR+/HER2- breast cancer. It compares a new drug, sacituzumab tirumotecan (alone or with pembrolizumab), against standard chemotherapy, to see which treatment best controls the cancer's growth.
Breast NeoplasmsChile - RecruitingPHASE3
A Clinical Study of Sacituzumab Tirumotecan (MK-2870) in Combination With Pembrolizumab (MK-3475) as First-line Maintenance Treatment of Cervical Cancer (MK-2870-036/TroFuse-036/GOG-3123/ENGOT-cx22)
This study is for women with cervical cancer that has spread. It's testing new combinations of medicines (sac-TMT, pembrolizumab, and possibly bevacizumab) to see if they are safe and can help people live longer or stop their cancer from getting worse.
Cervical CancerChile - RecruitingPHASE3
A Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) as Monotherapy and in Combination With Pembrolizumab (MK-3475) in Participants With Triple-Negative Breast Cancer (MK-2870-011/TroFuse-011)
This study looks at new treatments, sacituzumab tirumotecan alone or with pembrolizumab, for triple-negative breast cancer. It compares their effectiveness with standard chemotherapy to see if they help people live longer or stop cancer growth.
Triple Negative Breast NeoplasmsChile - RecruitingPHASE3
A Study to Evaluate Pumitamig Versus Durvalumab Following Concurrent Chemoradiation Therapy in Participants With Unresectable Stage III Non-small Cell Lung Cancer (NSCLC) (ROSETTA Lung-201)
This study is looking at two different treatments, pumitamig and durvalumab, for people with a type of lung cancer called non-small cell lung cancer (NSCLC) that can't be removed by surgery. It's for patients who have already had chemotherapy and radiation.
Non-small Cell Lung Cancer (NSCLC)Chile - RecruitingPHASE1, PHASE2
A Study to Evaluate the Safety, Tolerability, and Efficacy of Pumitamig Alone or in Combination With Ipilimumab or Cabozantinib in Participants With Advanced Renal Cell Carcinoma (RCC) (ROSETTA RCC-208)
This study is looking at an experimental drug called Pumitamig, by itself or with other treatments, for people with advanced kidney cancer (renal cell carcinoma). Researchers want to see how safe and effective these treatments are.
Advanced Renal Cell Carcinoma (RCC)Chile - RecruitingPHASE2
A Clinical Study of Calderasib (MK-1084) in People With Advanced Solid Tumors (MK-1084-014)
This study is looking into a new medicine, calderasib, to treat certain advanced cancers. Researchers want to see if it can shrink these cancers, either alone or with another medicine called cetuximab, in people whose cancers have a specific genetic change (KRAS G12C mutation).
Neoplasm MalignantChile - RecruitingPHASE3
A Clinical Study of Calderasib (MK-1084) and Other Treatments for Participants With Non-Small Cell Lung Cancer (MK-1084-007/KANDLELIT-007)
This study is testing new treatments for a type of lung cancer called non-small cell lung cancer. Researchers want to see if a combination of two medicines, calderasib and pembrolizumab, works better than pembrolizumab with chemotherapy to slow down cancer growth.
Non-small Cell Lung CancerChile - RecruitingPHASE3
A Study to Compare the Efficacy of Nivolumab and Relatlimab Plus Chemotherapy vs Pembrolizumab Plus Chemotherapy for Stage IV/Recurrent Non-squamous Non-small Cell Lung Cancer With PD-L1 Expression ≥ 1%
This study compares new ways to treat advanced lung cancer. It looks at two drug combinations, Nivolumab and Relatlimab plus chemotherapy, versus Pembrolizumab plus chemotherapy. The goal is to find the best treatment for a specific type of lung cancer.
Non-small Cell Lung CancerChile - RecruitingPHASE3
Pembrolizumab With or Without Maintenance Sacituzumab Tirumotecan (Sac-TMT; MK-2870) in Metastatic Squamous Non-small Cell Lung Cancer (NSCLC) [MK-2870-023]
This study looks at new ways to treat advanced squamous non-small cell lung cancer. It combines standard treatment (Pembrolizumab, Carboplatin, Paclitaxel/Nab-paclitaxel) with a new drug, sac-TMT, to see if it helps people live longer.
Non-small Cell Lung CancerNSCLCChile - Active not recruitingPHASE2
A Study to Assess the Efficacy and Safety of Verekitug in Participants With COPD
This study is testing a new medicine, Verekitug, for people with moderate to severe COPD. It will check how well the medicine works and if it's safe. Participants will take Verekitug or a dummy pill alongside their usual COPD treatments.
Chronic Obstructive Pulmonary DiseaseChile - RecruitingPHASE3
An Adjuvant Endocrine-based Therapy Study of Camizestrant (AZD9833) in ER+/HER2- Early Breast Cancer (CAMBRIA-2)
This study is looking at a new drug, camizestrant, for people with a common type of early breast cancer. It aims to see if camizestrant, compared to usual hormone therapy, can better prevent the cancer from coming back.
Breast Cancer, Early Breast CancerChile - RecruitingPHASE2
A Study to Investigate Efficacy and Safety of AZD1163 in Participants With Rheumatoid Arthritis
This study is testing a new medicine, AZD1163, for people with rheumatoid arthritis (RA) who haven't found enough relief from other treatments. It aims to see if the new medicine is safe and helps reduce RA symptoms.
Rheumatoid ArthritisChile - RecruitingPHASE3
A Study of Nemtabrutinib (MK-1026) Versus Comparator (Investigator's Choice of Ibrutinib or Acalabrutinib) in First Line (1L) Chronic Lymphocytic Leukemia (CLL)/ Small Lymphocytic Lymphoma (SLL) (MK-1026-011/BELLWAVE-011)
This study compares a new medicine called nemtabrutinib with existing treatments (ibrutinib or acalabrutinib) for people with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) who haven't had treatment before. The aim is to see if the new drug is as good or better.
Chronic Lymphocytic LeukemiaSmall Lymphocytic LymphomaChile - RecruitingPHASE3
A Clinical Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) in People With Breast Cancer (MK-2870-032)
This study looks for better ways to treat early-stage, high-risk breast cancer. It tests a new targeted therapy, sacituzumab tirumotecan, with other standard treatments to see if it reduces cancer and helps people live longer without the cancer returning.
Breast NeoplasmsTriple Negative Breast NeoplasmsHR Low-Positive/HER2-Negative Breast NeoplasmsChile - Active not recruitingPHASE3
Efficacy and Safety Studies of Frexalimab (SAR441344) in Adults With Relapsing Forms of Multiple Sclerosis
This study is looking at a new medicine called frexalimab for people aged 18-55 with certain types of Multiple Sclerosis (MS). It compares frexalimab to an existing MS medicine, teriflunomide, to see how well it stops MS relapses and if it's safe.
Multiple SclerosisChile - RecruitingPHASE3
Extension Study for Participants in Studies That Include Belzutifan (MK-6482-043/LITESPARK-043)
This study looks at the long-term effects of a medicine called belzutifan for people with advanced cancers or cancers linked to Von Hippel-Lindau disease. It's for those already taking belzutifan in other trials. The aim is to see how long people live after starting this treatment.
Von Hippel-Lindau DiseaseMalignant NeoplasmsChile - RecruitingPHASE3
A Phase III Study of AZD0780 on Major Adverse CV Events in Patients With a History of ASCVD Events or at High Risk for a First Event
This study is looking into a new medication called AZD0780. It aims to see if this medicine can lower the risk of serious heart problems like heart attacks or strokes in people who have already had them, or in those at high risk of having one for the first time.
Cardiovascular DiseaseChile - Active not recruitingPHASE3
A Research Study to Evaluate the Efficacy and Safety of Cenerimod in Subjects Suffering From Systemic Lupus Erythematosus
This study is testing a new medicine, cenerimod, for people with a type of lupus called Systemic Lupus Erythematosus (SLE). It aims to see if adding cenerimod to current treatments helps reduce symptoms and is safe.
Lupus Erythematosus, SystemicChile - RecruitingPHASE3
Sacituzumab Tirumotecan (MK-2870) in Combination With Pembrolizumab Versus Pembrolizumab Alone in Metastatic Non-small Cell Lung Cancer (NSCLC) With Programmed Cell Death Ligand 1 (PD-L1) Tumor Proportion Score (TPS) ≥ 50% (MK-2870-007)
This study is looking at a new combination of treatments for advanced lung cancer. It compares giving two drugs together (sacituzumab tirumotecan and pembrolizumab) against giving pembrolizumab on its own, to see if the combination helps people live longer.
Non-small Cell Lung Cancer (NSCLC)Chile - RecruitingPHASE2
A Study to Evaluate the Efficacy and Safety of Frexalimab, Brivekimig, or Rilzabrutinib in Participants Aged 16 to 75 Years With Primary Focal Segmental Glomerulosclerosis or Minimal Change Disease
This study is looking at new medicines (frexalimab, brivekimig, or rilzabrutinib) for kidney conditions called Focal Segmental Glomerulosclerosis (FSGS) or Minimal Change Disease (MCD). It aims to see if these medicines are safe and can help improve kidney function compared to a dummy drug.
Focal Segmental GlomerulosclerosisGlomerulonephritis Minimal LesionChile - RecruitingPHASE2
A Clinical Study of Tulisokibart (MK-7240) to Treat Radiographic Axial Spondyloarthritis (MK-7240-013)
This study is looking for a new way to treat a type of arthritis called radiographic axial spondyloarthritis (r-axSpA). Researchers want to see if an experimental medicine, tulisokibart, can help reduce pain, stiffness, and swelling in the spine and hips for people with this condition.
Radiographic Axial SpondyloarthritisChile - RecruitingPHASE2, PHASE3
A Study to Compare the Combination of Navlimetostat (BMS-986504) With Pembrolizumab and Chemotherapy Versus Placebo Plus Pembrolizumab and Chemotherapy in First-line Metastatic Non-small Cell Lung Cancer Participants With Homozygous MTAP Deletion
This study looks at a new drug, Navlimetostat, combined with standard treatments for advanced lung cancer. It compares this combination to standard treatments alone in patients whose cancer has a specific genetic change called an MTAP deletion. The aim is to see if the new combination works better.
Metastatic Non-small Cell Lung Cancer With MTAP DeletionChile - RecruitingPHASE2, PHASE3
A Study to Evaluate the Safety and Efficacy of Pumitamig in Combination With Chemotherapy Versus Nivolumab in Combination With Chemotherapy in Participants With Previously Untreated Advanced or Metastatic Gastric, Gastroesophageal Junction, or Esophageal Adenocarcinoma (ROSETTA Gastric-204)
This study looks at new drug Pumitamig with chemotherapy, or Nivolumab with chemotherapy, for advanced stomach, gastroesophageal junction, or oesophageal cancer. It aims to see how safe and effective these combinations are for people who haven't had treatment for their advanced cancer.
Untreated Advanced or Metastatic Gastric, Gastroesophageal Junction, or Esophageal AdenocarcinomaChile - RecruitingPHASE3
A Study to Evaluate the Efficacy and Safety of Sacituzumab Tirumotecan (MK-2870) Maintenance Treatment Versus Standard of Care in Participants With Platinum-sensitive Recurrent Ovarian Cancer (MK-2870-022/TroFuse-022/ENGOT-ov84/GOG-3103)
This study looks at a new treatment called sacituzumab tirumotecan, sometimes with another medicine called bevacizumab. We want to see if it's safe and helps women with ovarian, fallopian tube, or primary peritoneal cancer live longer without their cancer getting worse, compared to standard care.
Ovarian CancerFallopian Tube CancerPrimary Peritoneal CancerChile - RecruitingPHASE2
Belzutifan/MK-6482 for the Treatment of Advanced Pheochromocytoma/Paraganglioma (PPGL), Pancreatic Neuroendocrine Tumor (pNET), Von Hippel-Lindau (VHL) Disease-Associated Tumors, Advanced Gastrointestinal Stromal Tumor (wt GIST), or Solid Tumors With HIF-2α Related Genetic Alterations (MK-6482-015)
This study is testing a new medicine called belzutifan for certain types of advanced cancers, including rare adrenal gland, gut, and kidney cancers. We want to see how well it works and if it's safe for people aged 12 and over.
Pheochromocytoma/ParagangliomaPancreatic Neuroendocrine TumorVon Hippel-Lindau DiseaseAdvanced Gastrointestinal Stromal TumorChile - RecruitingPHASE3
A Study to Evaluate the Efficacy of Pumitamig Versus Pembrolizumab in Participants With Previously Untreated Advanced Non-Small Cell Lung Cancer and PD-L1 ≥ 50%. (ROSETTA Lung-202)
This study looks at a new treatment called Pumitamig for advanced non-small cell lung cancer that hasn't been treated before. It compares Pumitamig to an existing treatment, Pembrolizumab, in people whose cancer cells have a high level of a specific marker called PD-L1.
Non-Small Cell Lung Cancer (NSCLC)Chile - RecruitingPHASE3
A Study to Compare the Efficacy and Safety of BMS-986489 (BMS-986012+ Nivolumab Fixed Dose Combination) in Combination With Carboplatin Plus Etoposide to That of Atezolizumab With Carboplatin Plus Etoposide as First-Line Therapy in Participants With Extensive-Stage Small Cell Lung Cancer (TIGOS).
This study compares a new combination medicine, BMS-986489 (BMS-986012 and Nivolumab), with a standard treatment (Atezolizumab), both given with chemotherapy. It's for people with a type of lung cancer called extensive-stage small cell lung cancer who are starting their first treatment.
Extensive-Stage Small Cell Lung CancerChile - Active not recruitingPHASE3
24 Weeks Double-blind Randomized Placebo-controlled Trial to Evaluate Efficacy, PK, Safety of LOU064 in Adolescents (12 - <18) With CSU and Inadequate Response to H1-antihistamine Followed by Optional 3 Years Open-label Extension and an Optional 3 Years Safety Long-term Treatment-free Follow-up
This study looks at a new medicine, LOU064, for teenagers aged 12-17 with chronic hives (CSU) that haven't improved with usual allergy medicines. It checks if LOU064 works, how safe it is, and how the body uses it over time.
Chronic Spontaneous UrticariaChile - RecruitingPHASE3
A Clinical Study of Calderasib (MK-1084) With Targeted Therapy and Chemotherapy in People With Colorectal Cancer (MK-1084-012/KANDLELIT-012)
This study looks at a new drug, calderasib, for advanced bowel cancer with a specific genetic change (KRAS G12C). Researchers want to see if adding calderasib to standard treatments helps people live longer without their cancer growing.
Colon AdenocarcinomaRectal AdenocarcinomaChile - RecruitingPHASE3
A Study to Assess Efficacy and Safety of Pembrolizumab With or Without Sacituzumab Tirumotecan (MK- 2870) in Adult Participants With Resectable Non Small Cell Lung Cancer (NSCLC) Not Achieving Pathological Complete Response (pCR) (MK-2870-019)
This study is looking at a new treatment for non-small cell lung cancer after surgery. It combines two medicines, sacituzumab tirumotecan and pembrolizumab, to see if they work better together than pembrolizumab alone in preventing the cancer from coming back.
Non Small Cell Lung CancerChile - Active not recruitingPHASE2
Phase 2 Placebo-Controlled Study to Assess the Safety and Efficacy of ESK-001 in Active Systemic Lupus Erythematosus
This study is looking into a new medication called ESK-001 for adults with an active form of lupus (SLE). We want to see if it's safe and helps improve symptoms compared to a dummy drug (placebo).
SLEChile - RecruitingPHASE3
A Study of Camizestrant in ER+/HER2- Early Breast Cancer After at Least 2 Years of Standard Adjuvant Endocrine Therapy
This study is testing a new drug, camizestrant, for early breast cancer that's hormone-sensitive. We want to see if it works better than standard hormone therapy in reducing the risk of cancer coming back, for people who have already had initial treatment.
Breast Cancer, Early Breast CancerChile - RecruitingPHASE3
A Study to Compare Sacituzumab Tirumotecan (MK-2870) in Combination With Pembrolizumab (MK-3475) Versus Pembrolizumab Alone as Treatment in Participants With Mismatch Repair Proficient Endometrial Cancer (MK-2870-033/TroFuse-033/GOG-3119/ENGOT-en29)
This study looks at new treatments for a type of womb cancer that has spread or returned. It compares a new drug combination (sac-TMT with pembrolizumab) against pembrolizumab alone to see if it helps patients live longer and keeps the cancer from growing.
Endometrial CancerChile - Active not recruitingPHASE3
A Comparative Study of AZD9833 Plus Palbociclib Versus Anastrozole Plus Palbociclib in Patients With ER-Positive HER2 Negative Breast Cancer Who Have Not Received Any Systemic Treatment for Advanced Disease
This study compares two drug combinations – camizestrant with palbociclib, and anastrozole with palbociclib – for advanced breast cancer. It's for patients whose cancer has specific hormone features and hasn't yet been treated for its advanced stage. The goal is to find a better first treatment.
ER-Positive HER2-Negative Breast CancerChile - Active not recruitingPHASE2
Tibulizumab Systemic Sclerosis Understanding and Response Evaluation (TibuSURE)
This study is testing a new medicine, tibulizumab, for an illness called systemic sclerosis (scleroderma). We want to see if it helps improve symptoms over 24 weeks, followed by an additional 28 weeks where everyone gets the study drug.
Systemic Sclerosis (SSc)SclerodermaChile - RecruitingPHASE2
A Phase IIb Study to Evaluate AZD8965 in Participants With IPF.
This study is looking into a new drug, AZD8965, for people with Idiopathic Pulmonary Fibrosis (IPF). It aims to see if different doses of this drug are safe and effective, compared to a dummy drug, for people with IPF, including those already on other treatments.
Idiopathic Pulmonary Fibrosis (IPF)Chile - RecruitingPHASE3
A Study of Pirtobrutinib (LOXO-305) Versus Ibrutinib in Participants With Chronic Lymphocytic Leukemia (CLL)/Small Lymphocytic Lymphoma (SLL)
This study compares a new medicine, pirtobrutinib, with ibrutinib for chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL). It's for adults, some of whom may have had previous treatment, and some who are newly diagnosed, especially if they have a specific gene change.
Chronic Lymphocytic LeukemiaLeukemia, LymphocyticLeukemia, B-cellSmall Lymphocytic LymphomaChile - RecruitingPHASE3
A Clinical Study of Ifinatamab Deruxtecan (I-DXd) in People With Metastatic Prostate Cancer (MK-2400-001)
This study is testing a new medicine, ifinatamab deruxtecan (I-DXd), for men with advanced prostate cancer that has spread and isn't responding to hormone therapy. We want to see if I-DXd helps men live longer and keeps their cancer from growing compared to standard chemotherapy.
Prostate CancerProstatic NeoplasmsChile