Your one stop Vaccination Clinic

Dengue Fever Vaccine

Dengue Fever Vaccine

We provide a full range of Dengue Fever travel vaccinations and medication

Dengue Fever

Dengue fever, a viral illness transmitted primarily by Aedes mosquitoes, is a growing global health concern. With an estimated 390 million infections annually, it poses a significant threat to human populations in tropical and subtropical regions. This arbovirus, belonging to the Flaviviridae family, is characterised by sudden onset of fever, severe joint and muscle pain, rash, and other flu-like symptoms.

Vaccination Pricing

£120 Per dose
£240 Per Course

Signs & Symptoms

While most cases result in mild illness, some individuals may experience life-threatening complications, such as;

  • Dengue haemorrhagic fever

  • Dengue shock syndrome

  • Organ failure or even death

The Vaccination

Ages (Years) Doses Required Schedule Time before travel Boost required at
4 years and over 2 0 & 3 months 2 weeks or more

Dengue fever is a viral infection caused by the dengue virus, which has four distinct strains (DENV-1 to DENV-4). It is transmitted to humans through the bite of an infected Aedes mosquito, most commonly Aedes aegypti. Dengue is widespread in tropical and subtropical regions and poses a significant public health concern in areas with high mosquito populations. The illness can range from a mild, flu-like condition to severe dengue (formerly called dengue haemorrhagic fever), which can lead to bleeding, organ damage, and even death if not managed promptly. Although there is no specific antiviral treatment, supportive care can help manage symptoms effectively.

Dengue fever spreads when a mosquito bites an infected person and then transmits the virus to others through subsequent bites. The Aedes mosquitoes are most active during daylight hours, particularly in the early morning and late afternoon. Prevention centres around avoiding mosquito bites. This includes using insect repellent containing DEET or picaridin, wearing long-sleeved clothing, sleeping under mosquito nets, and staying in accommodation with screens or air conditioning. Reducing mosquito breeding grounds, such as standing water in containers, is also essential. In certain high-risk areas, vaccination may be recommended as an additional preventive measure.

Symptoms of dengue fever typically begin four to ten days after being bitten by an infected mosquito and last for about a week. Common symptoms include a sudden high fever, severe headache (often behind the eyes), muscle and joint pain, nausea, vomiting, swollen glands, and a skin rash that may appear a few days after the onset of fever. This intense joint and muscle pain has earned dengue the nickname “breakbone fever.” In a small percentage of cases, the illness can progress to severe dengue, which is a medical emergency characterised by bleeding, low platelet count, blood plasma leakage, and organ impairment.

The dengue vaccine currently approved in the UK is Qdenga (TAK-003), a live attenuated vaccine designed to protect against all four dengue virus types. It is given as a two-dose series, administered three months apart. While long-term data is still being collected, the vaccine has shown strong protective effects lasting at least several years. Immunity is expected to remain effective against severe dengue, particularly in individuals who have previously been infected by the virus. However, as the vaccine’s long-term duration of protection continues to be studied, booster recommendations may change in the future.

The dengue vaccine is primarily recommended for travellers visiting regions where dengue is endemic and transmission is ongoing, especially if they have had a previous dengue infection. This includes parts of Southeast Asia (e.g. Thailand, Indonesia, Vietnam), the Indian subcontinent, Central and South America (e.g. Brazil, Mexico), the Caribbean, sub-Saharan Africa, and some areas in the Western Pacific. Public health guidance suggests considering the vaccine for long-term or frequent travellers to these regions, especially during periods of increased outbreak activity.

The Qdenga dengue vaccine is generally well tolerated. Common side effects include pain or swelling at the injection site, fever, headache, fatigue, muscle aches, and nausea—typically mild and short-lived. As with any live vaccine, there is a small risk of fever or more pronounced side effects, particularly after the second dose. Rarely, allergic reactions can occur. It is important to note that this vaccine is not suitable for individuals with weakened immune systems or certain health conditions, so a thorough pre-vaccination consultation is essential to determine eligibility and suitability.

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The Worcester Travel Clinic offers a wide range of vaccines and travel vaccinations.

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Our team includes expert pharmacists who are dedicated to providing you with personalised and professional healthcare advice.

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We offer competitive pricing on our vaccinations to ensure that essential healthcare is both affordable and accessible to everyone.

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