How will the Ebola vaccine be administered? Everything You Need to Know!

Currently, the WHO recommends the use of the rVSV-ZEBOV vaccine in high-risk populations.

How will the Ebola vaccine be administered? Everything You Need to Know!
Photo by CDC / Unsplash

As the world continues to grapple with the ongoing Ebola crisis, many are looking for answers about the potential for a vaccine to help combat the deadly virus. While several potential vaccines are currently in development, one question remains on everyone's mind: how will the Ebola vaccine be administered?

To understand the answer to this question, it's important to first understand the nature of the Ebola virus and the challenges associated with developing a vaccine for it.

The Ebola Virus and the Need for a Vaccine

Ebola is a highly infectious and often fatal virus that is transmitted through contact with the bodily fluids of an infected person. Symptoms of the disease include fever, headache, and muscle pain, as well as vomiting, diarrhea, and rash. In severe cases, the virus can cause internal and external bleeding, leading to organ failure and death.

The current Ebola outbreak, which began in 2014, has been particularly devastating, with over 28,000 confirmed cases and over 11,000 deaths in West Africa alone. Despite efforts to contain the spread of the disease, the virus continues to ravage communities and put healthcare workers at risk.

One of the biggest challenges in combating the Ebola outbreak has been the lack of a reliable and effective vaccine. While several potential vaccines have been developed, none have been approved for widespread use due to concerns about their safety and efficacy.

The Development of the Ebola Vaccine

Over the past few years, several potential vaccines for Ebola have been developed and tested. The most promising of these is known as the "rVSV-ZEBOV" vaccine, which was developed by the Public Health Agency of Canada and licensed to the pharmaceutical company Merck.

The rVSV-ZEBOV vaccine works by using a modified version of the vesicular stomatitis virus, which is harmless to humans, to deliver a protein from the Ebola virus to the body. This protein triggers an immune response, prompting the body to produce antibodies that can protect against future Ebola infections.

In clinical trials, the rVSV-ZEBOV vaccine has shown promising results, with an efficacy rate of up to 100% in some cases. Based on these results, the World Health Organization (WHO) has recommended the use of the vaccine in certain high-risk populations, such as healthcare workers and those in close contact with infected individuals.

Administering the Ebola Vaccine

So, now that we have a better understanding of the nature of the Ebola virus and the development of the rVSV-ZEBOV vaccine, let's take a closer look at how the vaccine will be administered.

The rVSV-ZEBOV vaccine is administered through a single injection, typically into the muscle of the upper arm. The injection is given in a similar manner to other vaccines, such as the flu shot or the measles, mumps, and rubella (MMR) vaccine.

The vaccine is given in two doses, with the second dose administered 21 days after the first. This two-dose schedule is necessary to provide optimal protection against the Ebola virus.

Potential Side Effects of the Ebola Vaccine

As with any medication or vaccine, there is the potential for side effects with the rVSV-ZEBOV vaccine. In clinical trials, the most common side effects reported were mild, such as pain or redness at the injection site, headache, fatigue, and muscle pain.

In rare cases, more severe side effects may occur, such as allergic reactions or severe allergic reactions (anaphylaxis). If you experience any severe side effects after receiving the Ebola vaccine, it's important to seek medical attention immediately.

Who Should Receive the Ebola Vaccine?

Currently, the WHO recommends the use of the rVSV-ZEBOV vaccine in high-risk populations, such as healthcare workers and those in close contact with infected individuals. This is because these groups are most likely to be exposed to the Ebola virus and are therefore at the greatest risk of infection.

However, the decision to administer the vaccine to a particular individual ultimately lies with their healthcare provider. If you think you may be at risk of Ebola infection, it's important to speak with your doctor to determine if the vaccine is right for you.

The Future of the Ebola Vaccine

While the rVSV-ZEBOV vaccine has shown promising results in clinical trials, it is still not approved for widespread use. More research is needed to confirm its safety and efficacy, as well as to determine the best methods for administering the vaccine in high-risk populations.

The Ebola crisis is ongoing, and the need for an effective vaccine remains critical. If you want to stay up-to-date on the latest developments in the fight against Ebola, be sure to follow @ebola_cases on Twitter and visit our website,, for the latest news and information. Together, we can help end the Ebola outbreak and protect communities around the world.