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Is Dengvaxia safe or not?

Author

Andrew Vasquez

Updated on March 02, 2026

Is Dengvaxia safe or not?

Severe side effects may include anaphylaxis. Use is not recommended in people with poor immune function. Safety of use during pregnancy is unclear. Dengvaxia is a weakened but live vaccine and works by triggering an immune response against four types of dengue virus.

Furthermore, is Dengvaxia FDA approved?

DENGVAXIA is approved for use in individuals 9 through 16 years of age with laboratory-confirmed previous dengue infection and living in endemic areas.

One may also ask, what are the side effects of Dengvaxia? Side effects of Dengvaxia include injection site reactions (such as redness, swelling, itchiness and pain), fever, headache, lethargy and muscle ache. These side effects were of mild to moderate severity and of short duration (0 to 3 days).

Correspondingly, is Dengvaxia harmful?

While concerns about vaccine safety are usually irrational, in the case of Dengvaxia there was a basis in evidence. Many parents of children who died blamed the vaccine. Most of the deaths were caused by internal bleeding in the heart, lungs and brain, which are symptoms of hemorrhagic dengue.

Is Dengvaxia approved in Singapore?

1 Dengvaxia, which is currently the only licensed dengue vaccine, has been approved by the Health Sciences Authority (HSA) for the prevention of dengue in individuals age 12 to 45 years living in endemic areas. The vaccine is not suitable for those who have not been previously infected.

Is there a vaccine for tuberculosis?

Bacille Calmette-Guérin (BCG) is a vaccine for tuberculosis (TB) disease. This vaccine is not widely used in the United States, but it is often given to infants and small children in other countries where TB is common. BCG does not always protect people from getting TB.

How many died in dengue in the Philippines?

Philippines (no update)

From 1 January to 17 April 2021, there has been a total of 21,478 dengue cases with 80 deaths (CFR 0.4%) reported, this is 56% lower compared to the 49,135 cases reported in the same period in 2020.

What brand is Dengvaxia?

Dengvaxia Dengue Vaccine Description

Sanofi Pasteur's Dengvaxia (CYD-TDV) is a live attenuated tetravalent chimeric vaccine made using recombinant DNA technology by replacing the PrM (pre-membrane) and E (envelope) structural genes of yellow fever attenuated 17D strain vaccine with those from the four dengue serotypes.

Do we have vaccine for dengue?

One dengue vaccine has been licensed, Dengvaxia® (CYD-TDV), developed by Sanofi Pasteur. Approximately five additional dengue vaccine candidates are in clinical development, with two candidates (developed by NIH/Butantan and Takeda) now in Phase III trials.

What type of virus is dengue?

Dengue is an acute febrile disease caused by the mosquito-borne dengue viruses (DENVs), consisting of four serotypes (DENV 1 to 4), that are members of the flaviviridae family, genus flavivirus (1). All four DENV serotypes have emerged from sylvatic strains in the forests of South-East Asia (2).

Can you get dengue twice?

It is possible to get dengue more than once. Dengue is caused by a virus which has four different strains. Being affected by one strain offers no protection against the others. A person can suffer from dengue more than once in her/his lifetime.

How can we prevent from dengue?

Use insect repellent, wear long-sleeved shirts and long pants, and control mosquitoes inside and outside your home. Each year, an estimated 400 million people are infected with dengue virus.

What is the current status of dengue vaccine development?

This DNA vaccine has completed Phase I clinical trials in 40 healthy volunteers aged 18-50 years in Maryland, USA. The trial was completed in December 2013. Indian efforts to develop a dengue vaccine are also underway. Two dengue vaccine candidates are currently in the pipeline.

What is dengue hemorrhagic fever?

Dengue hemorrhagic fever (DHF): A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage (bleeding) and circulatory collapse (shock).

What is plasma leakage in dengue?

Plasma leakage is a process in which the protein rich, fluid component of the blood leaks from blood vessels into the surrounding tissue. Plasma leakage is the most serious complication that distinguishes dengue from severe dengue. For some dengue patients, as fever begins to disappear, severe dengue will develop.

How long does dengue immunity last?

After recovering from a first dengue infection, a person is protected from infection with the remaining three dengue serotypes for two to three months. Unfortunately, it is not long-term protection, and after that short period, a person can be infected with any of the remaining three dengue serotypes.

Who invented vaccine for dengue?

A vaccine to prevent dengue fever discovered by a Saint Louis University researcher in 1997 and now licensed worldwide by Sanofi Pasteur has been approved for use in Mexico.

Who makes Dengvaxia?

Sanofi Pasteur Inc.

How do you administer Dengvaxia?

Booster dose: The need for a booster dose after primary vaccination with Dengvaxia has not been established. Method of administration: Once the freeze-dried vaccine has been completely reconstituted using the solvent provided, it is administered by subcutaneous (SC) injection.

Will a Covid vaccine help?

COVID-19 vaccines are effective

COVID 19-vaccines are effective. They can keep you from getting and spreading the virus that causes COVID-19. Learn more about the different COVID-19 vaccines. COVID-19 vaccines also help keep you from getting seriously ill even if you do get COVID-19.

What does Sanofi Pasteur do?

Sanofi Pasteur is the vaccines division of the French multinational pharmaceutical company Sanofi. Sanofi Pasteur is the largest company in the world devoted entirely to vaccines. Sanofi Pasteur is one of four global producers of the yellow fever vaccine.

Who needs Dengvaxia?

A vaccine to prevent dengue (Dengvaxia®) is licensed and available in some countries for people aged 9 to 45 years. The World Health Organization recommends that the vaccine only be given to persons with confirmed previous dengue virus infection.

Is there a vaccine for dengue in Singapore?

SINGAPORE: A vaccine for the dengue virus has been approved for use in Singapore and is expected to be available in a few months' time, the Health Sciences Authority (HSA) said on Tuesday (Oct 4). Developed by Sanofi Pasteur, the Dengvaxia vaccine requires three doses to be administered over 12 months by injection.

How is dengue diagnosed in Singapore?

Symptoms of dengue fever
  1. Sudden onset of fever for 2-7 days.
  2. Severe headache with pain behind the eyes.
  3. Joint and muscle pain.
  4. Skin rashes.
  5. Nausea and vomiting.
  6. Mild bleeding (e.g. nose or gum bleed, or easy bruising of the Symptoms usually appear 4-7 days after being bitten (ranges from 3-14 days).

Is Dengvaxia approved in Malaysia?

Dengvaxia was granted a two-year conditional registration in October 2016 by the Drug Control Authority of Malaysia for post-registration study, with conditions to monitor long term risks, safety and efficacy over a wider population [30].

Is there a 5 step Mozzie Wipeout?

5-step mozzie wipe-out

Change water in vases/bowls on alternate days. Remove water from flower pot plates on alternate days. Cover bamboo pole holders when not in use. Clear blockages and put BTI insecticide in roof gutters monthly.

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