Is there a vaccine for dengue?

Dengue Vaccine Globally 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.

What are the 4 types of dengue fever?

There are four serotypes of dengue viruses, designated as DENV-1, DENV-2, DENV-3, and DENV-4; all are transmitted from human to human through the bite of certain species of Aedes mosquitoes, primarily Ae. aegypti and Ae. albopictus.

How long do dengue antibodies last?

IgM antibodies become detectable 3 to 7 days following infection and may remain detectable for up to 6 months or longer following disease resolution.

What is the target of dengue?

Monocytes, but not T or B cells, are the principal target cells for dengue virus (DV) infection among human peripheral blood mononuclear cells. J Med Virol.

Why is there no dengue vaccine?

The program was stopped when Sanofi Pasteur advised the government that the vaccine could put previously uninfected people at a somewhat higher risk of a severe case of dengue fever.

Where is dengue most common?

The disease is common in many popular tourist destinations in the Caribbean (including Puerto Rico), Central and South America, Southeast Asia, and the Pacific Islands. In the United States, local cases and limited spread of dengue does occur periodically in some states with hot, humid climates and Aedes mosquitoes.

What are the signs of recovery from dengue?

Some of the common symptoms of viral dengue fever include high fever, headache, body aches, weakness, joint pain, loss of appetite, cold and cough, nausea, vomiting and skin rashes and nose bleeding. Most patients suffering from dengue fever recover within two weeks.

Can you survive dengue twice?

Yes, dengue can strike you again and again. You can get infected with dengue not once, twice but multiple times, with each subsequent infection being deadlier than the ones before.

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.