New dengue vaccine trial shows promise for india
NCT ID NCT06060067
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This Phase 3 trial tested Takeda's dengue vaccine (TDV) in 480 healthy people aged 4 to 60 in India. Participants received two doses of either the vaccine or a placebo, three months apart. The main goals were to check for side effects and measure the body's immune response against all four types of dengue virus.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Takeda's dengue vaccine (TDV, also called TAK-003)
- What this could lead to
- If successful, this vaccine could help protect people in India from dengue fever, a serious mosquito-borne disease.
- What could go wrong
- This is a Phase 3 trial focused on safety and immune response, not yet proven to prevent dengue in the real world. Side effects like injection site pain or fever are possible.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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480 people
The number who actually took part.
- Started
-
Mar 2024
- Finished
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May 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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4 to 60 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Key Inclusion Criteria: 1\. Participants who can comply with trial procedures and are available for the duration of follow-up. Key Exclusion Criteria: At screening and at vaccination: 1. A body mass index (BMI) ≥35 kg/m\^2. 2. Intent to participate in another clinical trial at any time during the conduct of this trial. 3. Plans to receive any of the following: 1. A licensed vaccine within 14 days (for inactivated vaccines) or 28 days (for live vaccines) prior to TDV or placebo administration. 2. A coronavirus vaccine within 14 days prior to TDV or placebo administration. 3. A vaccine authorized for emergency use within 28 days of TDV or placebo administration. 4. Known substance or alcohol abuse within the past 2 years that may interfere with his/her ability to comply with requirements for trial participation. 5. Receipt of previous vaccination against dengue virus. 6. Previous participation in any clinical trial of a dengue candidate vaccine. At Vaccination: 1. Participants with febrile illness or moderate or severe acute illness, or infection, at the time of random assignment. 2. Participants medicated with antipyretic and/or analgesic medication(s) within 24 hours prior to TDV or placebo administration. NOTE: Other protocol defined Inclusion/exclusion criteria may apply.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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BGS Global Institute of Medical Sciences (BGS-GIMS) #67, BGS Health & Education City, Uttarahalli Main Road, Kengeri
Bangalore, Karnataka, 560060, India
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Chettinad Academy of Research and Education, Chettinad Health City, SH,49A, Dist. Kelambakkam
Pudupākkam, Tamil Nadu, 603 103, India
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IPGME&R and SSKM Hospital, 244 AJC Bose Road
Kolkata, 700020, India
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KEM Hospital Research Centre, Sandar Moodliar Road, Rasta Peth
Pune, 411011, India
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King George Hospital
Visakhapatnam, 530002, India
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King George's Medical University, Department of Medicine, Chowk
Lucknow, 226003, India
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Maulana Azad Medical College & Associated Lok Nayak, Govind Ballabh Pant Hospitals and Guru Nanak Eye Center
New Delhi, 110002, India
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Preventive and Therapeutic Clinical Trial Unit (PTCTU), Dept. of Community Medicine, Institute of Medical Science and SUM Hospital, K-8, Kalinga Nagar
Bhubaneswar, 751003, India
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SRM Medical College Hospital & Research Centre, SRM Nagar, Potheri
Kattankulathur, 603203, India
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Suyog Hospital, 2nd Floor, B-Wing, Krushi Utpanna Bazar, Samiti Sankul, Dindori Rd, Panchavati
Nashik, 422003, India
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