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Trackers› Clinical trials› Kolkata
Clinical trial register · India

Clinical Trials in Kolkata, 2026

Every study on the ClinicalTrials.gov registry that lists a site in India and is open, about to open, active-but-closed, or enrolling by invitation. Filter it, cite it, and take it away as a file.

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Source: ClinicalTrials.gov, U.S. National Library of Medicine. Complete coverage โ€” all 1132 matching records held by the registry are in this view. Synced 27 Sep 2026, 03:16 UTC
1132
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all four open statuses
613
Recruiting now
open to new participants
221
Lead sponsors
across recruiting studies
Top sites
New Delhi 335 Mumbai 261 Hyderabad 238 Bangalore 199 Pune 189
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New Delhi335 Mumbai261 Hyderabad238 Bangalore199 Pune189
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Trials with a site in Kolkata

168 of 1132 studies
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Status
Study
Lead sponsor
Phase
Enrol
Indian sites
Start
Active, closed
Open Label, Long-term Study Evaluating Safety and Efficacy of Subcutaneous Amlitelimab in Participants Aged 12 Years and Older With Moderate to Severe Atopic Dermatitis
NCT05769777Dermatitis Atopic
Sanofi
Phase 2
999
Bengaluru, Bikaner, Kochi, Kolkata, Mangaluru, Nashik, Surat
2023-04-03
Recruiting
A Study of Camizestrant in ER+/HER2- Early Breast Cancer After at Least 2 Years of Standard Adjuvant Endocrine Therapy
NCT05774951Breast Cancer, Early Breast Cancer
AstraZeneca
Phase 3
4,300
Bangalore, Belagavi, Bhubaneswar, Hubli, Hyderabad, Jaipur, Kolkata, Mumbai
2023-03-31
Active, closed
A Study of TAR-200 in Combination With Cetrelimab or TAR-200 Alone Versus Intravesical Bacillus Calmette-Guรฉrin (BCG) in Participants With BCG-naรฏve High-risk Non-muscle Invasive Bladder Cancer (HR-NMIBC)
NCT05714202Bladder Cancer
Janssen Research & Development, LLC
Phase 3
1,135
Bangalore, Chandigarh, Gurugram, Kolkata, Mumbai, Pune
2023-03-23
Active, closed
A Study to Learn About a New Medicine Called Vepdegestrant (ARV-471, PF-07850327) in People Who Have Advanced Metastatic Breast Cancer
NCT05654623Advanced Breast Cancer
Pfizer
Phase 3
624
Gurgaon, Mumbai, Nashik, Thane, New Delhi, Kolkata
2023-03-03
Active, closed
A Study of Efficacy and Safety of Ianalumab Versus Placebo in Addition to Eltrombopag in Primary Immune Thrombocytopenia Patients Who Failed Steroids
NCT05653219Primary Immune Thrombocytopenia
Novartis Pharmaceuticals
Phase 3
152
Rishikesh, Kolkata
2023-02-02
Recruiting
Rectal Indomethacin and Oral Tacrolimus Versus Combination to Prevent Post-ERCP Pancreatitis
NCT05252754Post-ERCP Acute Pancreatitis
Johns Hopkins University
Phase 3
4,874
Hyderabad, Kolkata, Chandigarh
2023-01-18
Recruiting
A Clinical Trial of Study Medicine (Marstacimab) in Pediatric Patients With Hemophilia A or Hemophilia B
NCT05611801Hemophilia A, Hemophilia B
Pfizer
Phase 3
100
Surat, Mumbai, Kolkata
2022-12-09
Active, closed
Gedatolisib Plus Fulvestrant With or Without Palbociclib vs Standard-of-Care for the Treatment of Patients With Advanced or Metastatic HR+/HER2- Breast Cancer (VIKTORIA-1)
NCT05501886Breast Cancer
Celcuity Inc
Phase 3
701
Jaipur, Bangalore, Chandigarh, Kolkata, Navi Mumbai, Vellore
2022-12-08
Recruiting
A Study of Replagal in Children and Adults With Fabry Disease in India
NCT05067868Fabry Disease
Shire
Phase 4
5
Kolkata, New Delhi
2022-11-01
Active, closed
Long-Term Safety and Efficacy Evaluation of Amlitelimab in Participants of Previous Amlitelimab Moderate to Severe Atopic Dermatitis Clinical Trials
NCT05492578Dermatitis Atopic
Sanofi
Phase 2/3
1,856
Ahmedabad, Belagavi, Chandigarh, Kolkata, Nagpur, Pune
2022-08-22
Recruiting
Pharmacodynamic Equivalence of the Test and Reference Metered Dose Inhalers (MDIs) Containing Albuterol Sulfate in Adult Patients With Stable Mild Asthma
NCT04912596Mild Asthma
Intech Biopharm Ltd.
Not applicable
148
Ahmedabad, Belagฤve, Kolkata, New Delhi, Pune, Ulhasnagar
2022-08-15
Active, closed
LYT-100 in Patients With Idiopathic Pulmonary Fibrosis (IPF)
NCT05321420Idiopathic Pulmonary Fibrosis
PureTech
Phase 2
240
Vadodara, Bengaluru, Aurangabad, Nagpur, Hyderabad, Kanpur, Kolkata, Belagฤve
2022-07-22
Active, closed
Evaluate Durvalumab and Tremelimumab +/- Lenvatinib in Combination With TACE in Patients With Locoregional HCC
NCT05301842Hepatocellular Carcinoma
AstraZeneca
Phase 3
760
Ahmedabad, Bangalore, Delhi, Hyderabad, Jaipur, Kolkata, Mumbai, New Delhi
2022-03-28
Active, closed
Study With Elranatamab Versus Lenalidomide in Patients With Newly Diagnosed Multiple Myeloma After Transplant
NCT05317416Multiple Myeloma
Pfizer
Phase 3
854
Gurugram, Dehradun, Kolkata, Delhi
2022-03-25
Active, closed
A Study to Investigate Faricimab Treatment Response in Treatment-Naive, Underrepresented Patients With Diabetic Macular Edema
NCT05224102Diabetic Macular Edema
Genentech, Inc.
Phase 4
218
Hubli, Pune, Ahmedabad, Chennai, Madurai, Kolkata, Chandigarh
2022-02-28
Active, closed
A Global Study to Assess the Effects of Durvalumab + Domvanalimab Following Concurrent Chemoradiation in Participants With Stage III Unresectable NSCLC
NCT05211895Non-Small Cell Lung Cancer
AstraZeneca
Phase 3
791
Ahmedabad, Bangalore, Delhi, Howrah, Hyderabad, Jaipur, Kolkata, Marg Jaipur
2022-02-18
Active, closed
Phase 3 Study of Anifrolumab in Adult Patients With Active Proliferative Lupus Nephritis
NCT05138133Lupus Nephritis
AstraZeneca
Phase 3
363
Ahmedabad, Dehradun, Delhi, Hyderabad, Kolkata, Nadiฤd, Pune, Secunderabad
2022-02-15
Active, closed
Efficacy and Safety of Remibrutinib Compared to Teriflunomide in Participants With Relapsing Multiple Sclerosis (RMS) (REMODEL-2)
NCT05156281Relapsing Multiple Sclerosis
Novartis Pharmaceuticals
Phase 3
1,007
Kochi, Pune, New Delhi, Amritsar, Hyderabad, Lucknow, Kolkata
2021-12-13
Recruiting
Open-Label Extension Study of Marstacimab in Hemophilia Participants With or Without Inhibitors
NCT05145127Hemophilia A, Hemophilia B
Pfizer
Phase 3
245
Surat, Mumbai, Pune, Kolkata
2021-11-17
Active, closed
Efficacy and Safety of Ofatumumab and Siponimod Compared to Fingolimod in Pediatric Patients With Multiple Sclerosis
NCT04926818Multiple Sclerosis (MS)
Novartis Pharmaceuticals
Phase 3
129
New Delhi, Lucknow, Kolkata
2021-10-05
Recruiting
European and North Indian Cohort of KaWasaki dIsease
NCT06305611Kawasaki Disease
Meyer Children's Hospital IRCCS
Observational
103
Bangalore, Chandigarh, Chennai, Kochi, Kolkata
2021-07-13
Active, closed
D9319C00001- 1L OC Mono Global RCT
NCT04884360Ovarian Cancer
AstraZeneca
Phase 3
366
Gurgaon, Jaipur, Kolkata, Madurai, Namakkal, Nashik, New Delhi
2021-05-31
Active, closed
Study of Talazoparib With Enzalutamide in Men With DDR Gene Mutated mCSPC
NCT04821622Prostate Cancer
Pfizer
Phase 3
599
Surat, Gurugram, Mumbai, Pune, New Delhi, Meerut, Kolkata
2021-05-12
Active, closed
A Study Comparing Imetelstat Versus Best Available Therapy for the Treatment of Intermediate-2 or High-risk Myelofibrosis (MF) Who Have Not Responded to Janus Kinase (JAK)-Inhibitor Treatment
NCT04576156Myelofibrosis
Geron Corporation
Phase 3
327
Surat, Bangalore, Bengaluru, New Delhi, Gurgaon, Bhubaneswar, Kolkata, Pune
2021-04-12
Active, closed
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
NCT04711252ER-Positive HER2-Negative Breast Cancer
AstraZeneca
Phase 3
1,370
Ahmedabad, Calicut, Delhi, Faridabad, Gurgaon, Karamsad, Kolkata, Madurai
2021-01-28
Active, closed
Atrasentan in Patients With IgA Nephropathy
NCT04573478IgA Nephropathy, Immunoglobulin A Nephropathy
Novartis Pharmaceuticals
Phase 3
404
Kozhikode, Pune, Vellore, Hyderabad, Secunderabad, Kolkata
2020-12-11
Active, closed
A Study of Amivantamab and Lazertinib Combination Therapy Versus Osimertinib in Locally Advanced or Metastatic Non-Small Cell Lung Cancer
NCT04487080Carcinoma, Non-Small-Cell Lung
Janssen Research & Development, LLC
Phase 3
1,074
Hyderabad, Kolkata, Mumbai, Nashik, Pune
2020-09-30
Active, closed
A Phase 2 Study of T-DXd in Patients With Selected HER2 Expressing Tumors
NCT04482309Part 1: Bladder, Biliary Tract, Cervical, Endometrial, Ovarian, Pancreatic Cancer, Rare Tumors, Any Tumor Type Excluding Breast, Gastric, Colorectal Cancer, Part 2: HER2 Expressing/Amplified Solid Tumors Excluding Breast, Gastric, Colorectal Cancer
AstraZeneca
Phase 2
477
Delhi, Gurgaon, Kolkata, Mumbai
2020-08-18
Active, closed
Study of Trastuzumab Deruxtecan (T-DXd) vs Investigator's Choice Chemotherapy in HER2-low, Hormone Receptor Positive, Metastatic Breast Cancer
NCT04494425Advanced or Metastatic Breast Cancer
AstraZeneca
Phase 3
866
Bengaluru, Calicut, Kolkata, Marg Jaipur, New Delhi, Surat, Thiruvananthapuram
2020-07-24
Active, closed
Capivasertib+Abiraterone as Treatment for Patients With Metastatic Hormone-sensitive Prostate Cancer and PTEN Deficiency
NCT04493853Hormone-Sensitive Prostate Cancer
AstraZeneca
Phase 3
1,012
Ahmedabad, Bangalore, Delhi, Faridabad, Kanpur, Kolkata, Madurai, Manipal
2020-07-13
Active, closed
Outcome Study Assessing a 75 Milligrams (mg) Dose of Macitentan in Patients With Pulmonary Arterial Hypertension
NCT04273945Pulmonary Arterial Hypertension
Actelion
Phase 3
935
Ahmedabad, Bangalore, Chengalpetu, Coimbatore, Durgapur, Hyderabad, Hyderbad, Kolkata
2020-06-30
Active, closed
KORTUC Phase II - Intra-tumoural Radiation Sensitizer in Patients With Locally Advanced/Recurrent Breast Cancer
NCT03946202Breast Cancer
Institute of Cancer Research, United Kingdom
Phase 2
184
Trivandrum, Vellore, Kolkata, Mumbai
2020-06-16
Active, closed
A Study of Selpercatinib (LY3527723) in Participants With RET-Mutant Medullary Thyroid Cancer
NCT04211337Medullary Thyroid Cancer
Loxo Oncology, Inc.
Phase 3
291
Thiruvananthapuram, Nashik, Pune, Kolkata, Chandigarh
2020-02-11
Recruiting
Study of Safety & PK of Luspatercept (ACE-536) in Pediatric Participants With Beta (ฮฒ)-Thalassemia
NCT04143724Beta-Thalassemia
Celgene
Phase 2
99
Hyderabad, Mumbai, Nagpur, Noida, Kolkata, Vellore
2019-11-07
Active, closed
A Study of Osimertinib With or Without Chemotherapy as 1st Line Treatment in Patients With Mutated Epidermal Growth Factor Receptor Non-Small Cell Lung Cancer (FLAURA2)
NCT04035486Non-Small Cell Lung Cancer
AstraZeneca
Phase 3
587
Belagavi, Bengaluru, Gurgaon, Kolkata, New Delhi, Pune
2019-07-02
Active, closed
Capivasertib+Paclitaxel as First Line Treatment for Patients With Locally Advanced or Metastatic TNBC
NCT03997123Triple Negative Breast Neoplasms
AstraZeneca
Phase 3
923
Bangalore, Gurgaon, Kolkata, Mumbai, Mysuru, Nagpur, Nashik, New Delhi
2019-06-25
Active, closed
ASP-1929 Photoimmunotherapy (PIT) Study in Recurrent Head/Neck Cancer for Patients Who Have Failed at Least Two Lines of Therapy
NCT03769506Head and Neck Cancer
Rakuten Medical, Inc.
Phase 3
135
Vadodara, Bangalore, Kochi, Chennai, Hyderabad, Kolkata, Mumbai
2019-05-09
Active, closed
Assess Efficacy and Safety of Durvalumab Alone or Combined With Bevacizumab in High Risk of Recurrence HCC Patients After Curative Treatment
NCT03847428Hepatocellular Carcinoma
AstraZeneca
Phase 3
908
Bangalore, Hyderabad, Kolkata, Mumbai, New Delhi
2019-04-29
Recruiting
A Trial of Etelcalcetide in Pediatric Participants With Secondary Hyperparathyroidism and Chronic Kidney Disease on Hemodialysis
NCT03633708Secondary Hyperparathyroidism, Chronic Kidney Disease
Amgen
Phase 3
56
Bangalore, Belagavi, New Delhi, Kolkata
2019-04-29
Active, closed
Durvalumab or Placebo in Combination With Gemcitabine/Cisplatin in Patients With 1st Line Advanced Biliary Tract Cancer (TOPAZ-1)
NCT03875235Biliary Tract Neoplasms
AstraZeneca
Phase 3
810
Gurgaon, Kolkata, Mumbai, New Delhi
2019-04-16
Recruiting
One Week Versus Three Week in Adjuvant Radiotherapy in Breast Cancer
NCT03788213Breast Cancer Female
Tata Medical Center
Not applicable
2,100
Kolkata
2019-03-26
Recruiting
PMZ-1620 (Sovateltide) in Patients of Acute Spinal Cord Injury
NCT04054414Acute Spinal Cord Injury
Pharmazz, Inc.
Phase 2
40
Belagavi, Kolkata, Lucknow, Nagpur, New Delhi
2019-01-10
Active, closed
Osimertinib Plus Savolitinib in EGFRm+/MET+ NSCLC Following Prior Osimertinib
NCT03778229Carcinoma
AstraZeneca
Phase 2
367
Bangalore, Chennai, Kolkata, New Delhi
2019-01-09
Active, closed
A Study of Neoadjuvant/Adjuvant Durvalumab for the Treatment of Patients With Resectable Non-small Cell Lung Cancer
NCT03800134Non-Small Cell Lung Cancer
AstraZeneca
Phase 3
825
Ahmedabad, Gurgaon, Kolkata, Manipal, Mumbai, Mysuru, Namakkal, Nashik
2018-12-06
Active, closed
A Global Study to Evaluate Transarterial Chemoembolization (TACE) in Combination With Durvalumab and Bevacizumab Therapy in Patients With Locoregional Hepatocellular Carcinoma
NCT03778957Hepatocellular Carcinoma
AstraZeneca
Phase 3
724
Bangalore, Bengaluru, Hyderabad, Kolkata, Madurai, Mumbai, Nashik, Pune
2018-11-30
Active, closed
A Study of Durvalumab as Consolidation Therapy in Non-Small Cell Lung Cancer Patients
NCT03706690Carcinoma, Non-Small-Cell Lung
AstraZeneca
Phase 3
407
Bangalore, Bengaluru, Karamsad, Kolkata, Nashik, Vadodara
2018-11-27
Active, closed
Study of Durvalumab Given With Chemotherapy, Durvalumab in Combination With Tremelimumab Given With Chemotherapy, or Chemotherapy in Patients With Unresectable Urothelial Cancer
NCT03682068Unresectable Locally Advanced Urothelial Cancer, Metastatic Urothelial Cancer
AstraZeneca
Phase 3
1,246
Gurgaon, Hubli, Kolkata, Mysuru, Nagpur, Nashik, New Delhi, Pune
2018-09-27
Active, closed
A Global Study to Assess the Effects of Osimertinib Following Chemoradiation in Patients With Stage III Unresectable Non-small Cell Lung Cancer (LAURA)
NCT03521154Non Small Cell Lung Cancer (Stage III)
AstraZeneca
Phase 3
216
Bangalore, Gurgaon, Hubli, Karamsad, Kolkata, Nashik, New Delhi
2018-07-19
Active, closed
International Validation Study of Sentinel Node Biopsy in Early Cervical Cancer
NCT03386734Cervical Cancer
Centre Hospitalier Universitaire de Besancon
Not applicable
989
Hyderabad, Kolkata
2018-05-03
Recruiting
iCaReMe Global Registry: Multinational Real-world Evidence in Cardiorenal and Metabolic Diseases
NCT03549754Type 2 Diabetes, Hypertension, Chronic Kidney Disease, Heart Failure
AstraZeneca
Observational
35,000
Ahmedabad, Kolkata, Mumbai
2018-02-17
Active, closed
A Study of Abemaciclib (LY2835219) in Participants With Breast Cancer
NCT02763566Breast Cancer
Eli Lilly and Company
Phase 3
463
Ahmedabad, Bangalore, Mumbai, Pune, New Delhi, Ranipet, Kolkata
2016-12-05
Active, closed
Study of Tenofovir Alafenamide (TAF) in Children and Teen Participants With Chronic Hepatitis B Virus Infection
NCT02932150Chronic Hepatitis B
Gilead Sciences
Phase 2
150
Kolkata, Lucknow, Mumbai, Nagpur, New Delhi, Surat, Varanasi
2016-11
Active, closed
An Efficacy and Safety Study of Erdafitinib (JNJ-42756493) in Participants With Urothelial Cancer
NCT02365597Urothelial Cancer
Janssen Research & Development, LLC
Phase 2
239
Bangalore, Kolkata, Mira Road (East), Nadiฤd
2015-04-22
Active, closed
Induction Chemotherapy Plus Chemoradiation as First Line Treatment for Locally Advanced Cervical Cancer
NCT01566240Cervical Cancer
University College, London
Phase 3
500
Kolkata
2012-11-08
Active, closed
Comparison of Fulvestrant (FASLODEXโ„ข) 250 mg and 500 mg in Postmenopausal Women With Oestrogen Receptor Positive Advanced Breast Cancer Progressing or Relapsing After Previous Endocrine Therapy.
NCT00099437Breast Cancer
AstraZeneca
Phase 3
736
Ansฤrinagar, Bhopal, Hyderabad, Jaipur, Kolkata, Manipal, Marg Jaipur, Mumbai
2005-02-13
Recruiting
Pompe Disease Registry Protocol
NCT00231400Glycogen Storage Disease Type II, Pompe Disease
Genzyme, a Sanofi Company
Observational
2,000
Ahmedabad, Kolkata, Secunderabad, Vellore
2004-09-15
Recruiting
Fabry Disease Registry & Pregnancy Sub-registry
NCT00196742Fabry Disease
Genzyme, a Sanofi Company
Observational
9,000
Ahmedabad, Kolkata, Secunderabad, Vellore
2001-07-31
Recruiting
International Collaborative Gaucher Group (ICGG) Gaucher Disease Registry & Pregnancy Sub-registry
NCT00358943Gaucher Disease, Cerebroside Lipidosis Syndrome, Glucocerebrosidase Deficiency Disease, Glucosylceramide Beta-Glucosidase Deficiency Disease
Genzyme, a Sanofi Company
Observational
12,000
Ahmedabad, Jaipur, Kolkata, Mumbai, Secunderabad, Vellore
1991-04-01
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Cite this view

Priya Life Science (2026). Clinical trial register: studies with an Indian investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 27 September 2026. https://priyalifescience.com/clinical-trials-india/city/kolkata?page=2

Query this register directly
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About this register

This register is built from ClinicalTrials.gov, the trial registry run by the U.S. National Library of Medicine. It includes every study on the registry that lists at least one investigative site in India and is recruiting, not yet recruiting, active but no longer recruiting, or enrolling by invitation: 1,132 studies in total at the last sync on 27 Sep 2026, 03:16 UTC. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 168 of those studies with a site in Kolkata.

How many clinical trials are recruiting in Kolkata?

84 of the 168 studies on this page are recruiting new participants as of the 27 Sep 2026, 03:16 UTC sync. A further 6 have not yet opened recruitment, 78 are active but closed to new participants, and 0 are enrolling by invitation only. Eligibility for any study is decided by its study team.

Listing here is informational and not medical advice; eligibility is determined by each study team. See also the Ireland, UK, EU, USA and China registers.