Here’s why Novavax could be an alternative to mRNA vaccines

Here’s why Novavax could be an alternative to mRNA vaccines

In the global fight against COVID-19, mRNA vaccines have played an important role in curbing the virus’s spread. However, some individuals have experienced adverse reactions to these vaccines, prompting the exploration of alternatives. Novavax, a protein subunit vaccine, has emerged as a potential choice for those seeking an alternative. It’s important to learn how it differs from mRNA vaccines, its safety profile, efficacy, and whether it can be a better option for those affected.

Understanding Novavax: A protein subunit vaccine
Before delving into Novavax’s potential as an alternative, it’s essential to comprehend the fundamental principles of this vaccine platform. Novavax, developed by the biotechnology company Novavax Inc., operates on a protein subunit approach. Unlike mRNA vaccines, which introduce a fragment of the virus’s genetic material into the body, Novavax delivers a harmless piece of the virus’s surface protein.

In the context of COVID-19, this surface protein is none other than the spike protein located on the virus’s outer shell. By presenting this protein to the immune system, Novavax triggers the production of antibodies that specifically target the spike protein. This immune response prepares the body to recognize and neutralize the virus if encountered.

How is Novavax different from mRNA vaccines?
Composition
The most significant distinction between Novavax and mRNA vaccines lies in their composition. mRNA vaccines employ a small segment of the virus’s genetic material (mRNA) to instruct cells to produce the spike protein. In contrast, Novavax delivers the spike protein itself, eliminating the need for the body to generate it.

Storage
Novavax boasts a considerable advantage in terms of storage and transport compared to mRNA vaccines. mRNA vaccines necessitate ultra-low temperatures for prolonged storage, whereas Novavax remains stable at standard refrigerator temperatures. This characteristic simplifies distribution and administration, particularly in regions with limited access to specialized cold storage facilities.

Incorporation of adjuvants
Novavax incorporates adjuvants, substances that enhance the body’s immune response. These adjuvants contribute to a robust and prolonged immune reaction, potentially leading to stronger and longer-lasting protection. mRNA vaccines, conversely, do not contain adjuvants, as they rely on the body’s natural immune response triggered by the spike protein produced within cells.

The safety profile
One of the primary motivations for considering Novavax as an alternative stems from its safety profile. Adverse reactions to mRNA vaccines have encompassed mild symptoms like discomfort in the area where the vaccine was introduced, fatigue, and fever. In rarer instances, severe allergic reactions, known as anaphylaxis, have occurred, although such cases remain exceedingly uncommon.

Clinical trials of Novavax have shown similar mild side effects, such as pain in the area where the vaccine was introduced, muscle discomfort, and fatigue. However, severe allergic reactions have been exceedingly rare with protein subunit vaccines. This disparity in side effect profiles may make Novavax a more appealing option for individuals with a history of adverse reactions to mRNA vaccines.

Effectiveness and efficacy
Novavax has demonstrated promising results in clinical trials, with efficacy rates comparable to mRNA vaccines. Its effectiveness in preventing COVID-19 infection, especially in severe cases, has led to its authorization for emergency use in various countries. The effectiveness of a vaccine hinges on its ability to prevent infection and reduce the severity of the disease. Novavax has shown impressive performance, offering protection against the virus and its variants.

Factors to consider when opting for a vaccine
While Novavax presents itself as a compelling alternative for those who’ve experienced adverse reactions to mRNA vaccines, several critical factors must be considered:

Individual health history
It is best to consult a healthcare professional who can assess one’s specific medical history and risk factors. Healthcare providers can provide personalized guidance on vaccine choices, considering factors like allergies and prior adverse reactions.

Vaccine availability
The availability of specific vaccines can vary by region and country. To make an informed choice, individuals should check with local health authorities regarding vaccine options. Governments and healthcare systems often prioritize specific vaccines based on safety, efficacy, and supply.

Timing and urgency
The urgency of vaccination may influence one’s choice. Some individuals may prioritize receiving any available vaccine promptly, while others may have the flexibility to choose based on their medical history. It’s crucial to consider one’s risk of COVID-19 exposure and the prevalence of variants in the area.

Regulatory approval
Ensure that Novavax or any alternative vaccine is authorized for use in one’s region and complies with local health guidelines. Regulatory agencies meticulously review safety and efficacy data before granting authorization.

Monitoring and reporting
Irrespective of the chosen vaccine, it is imperative to report any adverse reactions to healthcare providers and relevant health authorities. Robust reporting mechanisms contribute to the ongoing safety monitoring efforts. This information contributes to a better understanding of vaccine safety.

Ways to enhance immunity against new age viruses
In addition to considering alternative vaccines, bolstering one’s immune system is vital in combating new-age viruses. Here are some general measures to enhance immunity:

Vaccination
Vaccination is the most effective way to protect against infectious diseases. Staying up-to-date with recommended vaccines, including booster shots when applicable, can provide vital immunity.

Healthy lifestyle
Adopting a balanced meal plan, regular physical activity, managing stress, and getting adequate sleep are essential to a healthy lifestyle. These practices contribute to overall well-being and a robust immune system.

Supplements
Certain supplements, such as vitamin D, C, and zinc, have been associated with immune support. Consult a healthcare professional before including supplements in one’s routine.

Hygiene
Practicing good hygiene, including frequent handwashing, can reduce the risk of viral infections. Proper hand hygiene is especially critical during outbreaks of contagious diseases.

Staying informed
Staying informed about the latest developments in public health, including vaccination recommendations and disease outbreaks, allows individuals to make informed decisions about their health.

Conclusion
Novavax represents a promising alternative to mRNA vaccines, particularly for individuals with a history of adverse reactions. Its protein subunit approach, different side effect profile, and comparable effectiveness make it a viable choice for COVID-19 vaccination. However, the decision to receive any vaccine should be made in consultation with a healthcare professional, considering individual medical history and local vaccine availability. The primary goal remains consistent: achieving widespread vaccination to curb the spread of COVID-19 and protect public health.

Sources :

https://www.cdc.gov/nccdphp/dnpao/features/enhance-immunity/index.html

https://www.houstonmethodist.org/blog/articles/2020/mar/5-ways-to-boost-your-immune-system/

https://www.muhealth.org/our-stories/what-you-need-know-about-novavax-vaccine#:~:text=Novavax%20is%20a%20protein%20subunit,the%20level%20of%20immune%20response .

https://www.who.int/news-room/feature-stories/detail/the-novavax-vaccine-against-covid-19-what-you-need-to-know

https://publichealth.jhu.edu/2022/what-you-need-to-know-about-the-novavax-protein-based-vaccine

https://www.yalemedicine.org/news/novavax-covid-vaccine

https://www.ama-assn.org/delivering-care/public-health/what-sets-apart-novavax-option-other-covid-19-vaccines

https://www.mayoclinic.org/diseases-conditions/coronavirus/in-depth/different-types-of-covid-19-vaccines/art-20506465

https://www.aarp.org/health/conditions-treatments/info-2022/novavax-vaccine.html

Popular Reads

Top 6 foods that may reduce dementia risk

Top 6 foods that may reduce dementia risk

Many individuals mistakenly believe that dementia is a disease, but it’s a term used to describe symptoms related to memory, social abilities, and thinking. These symptoms can be challenging to manage and can impact daily activities. However, healthcare professionals often recommend implementing a healthy meal plan as a way to improve management. If you’re interested in learning about how your food intake can reduce the risk of developing dementia, read on. What is dementia? As previously mentioned, dementia is not a specific disease. Instead, health conditions like Alzheimer’s disease are among its most frequent causes in older adults. Other known causes of dementia include damage to the blood vessels that supply nutrients to the brain, the formation of balloon-like proteins in the brain, and the breakdown of connections and nerve cells in the brain. While memory loss is one of its most recognizable signs, this symptom alone does not mean one has dementia. Most symptoms of this group of health issues can vary depending on the cause. Hence, here are some of the most common signs to look out for. Memory loss Difficulties while communicating Reasoning and problem-solving issues Poor control of movements and coordination Disorientation Confusion What are the foods that can help reduce the risk of dementia? Typically, dementia and Alzheimer’s are known to be caused by a combination of several factors, such as environmental, lifestyle, and genetic. Furthermore, developing issues such as high blood pressure, diabetes, and heart disease can contribute to cognitive decline in patients. Therefore, healthcare professionals suggest the consumption of nutrient-rich foods to reduce dementia risk as one grows older. Some of the foods that can be added to one’s meal plan are: Avocados Avocados are one of the most commonly known superfoods, which can provide the brain with the needed energy without a spike in blood sugar levels.
Avoid these 15 common shower mistakes

Avoid these 15 common shower mistakes

There is nothing a warm shower cannot resolve. Showering after a long day can be a stress reliever and enhance one’s mood instantly. It also has several other health benefits besides cleansing the body, including facilitating cold relief, boosting immunity, and relieving muscle pain. However, not bathing the right way can give rise to skin conditions such as rashes and eczema. Here are some common mistakes one should avoid while bathing and showering: Not moisturizing after a shower Wiping after a bath can reduce the body’s moisture, causing dry skin, which can lead to rashes and itching. Dermatologists recommend applying body lotion and moisturizer immediately after a shower to retain skin texture and prevent dryness. One should look for hypoallergenic moisturizers that do not have any added fragrances. Bathing in scorching hot water Scorching hot water can damage keratin cells in the skin’s outer layer. Consequently, the skin becomes dry and dehydrated. It is important to balance the water temperature before stepping into the shower. Ideally, the temperature of the water should be lukewarm. Using the wrong towel An absorbent towel that does not feel rough is ideal for wiping oneself after a shower. The most effective way to select the right towel is to check its density, measured in grams per square meter (GSM). Towels with GSMs between 400 and 550 are considered ideal for use after bathing. One should avoid towels below a GSM of 400, as these towels can be thin and rough, causing skin dryness. Moreover, towels made of superior-quality Egyptian or Turkish cotton are extremely soft and perfect for the skin. Soaping the arms and legs excessively While it is important to wash and clean one’s arms and legs, these areas typically do not collect much oil and dust. Hence, scrubbing them excessively can dry out these areas and hamper their natural texture.
15 signs of a weak immune system

15 signs of a weak immune system

The immune system is a complex network of organs, cells, and proteins that act as the body’s defense mechanism against diseases and infections. The system —the innate immune system that people are born with and the adaptive immune system, which develops due to exposure to toxins and microbes. Both parts work together to keep infection-causing germs and toxins. So, weak immunity can make the body susceptible to diseases and other health issues. High stress levels The American Psychological Association suggests that chronic stress weakens the immune system. This is because stress lowers the number of white blood cells (i.e., lymphocytes) in the body that fight infections, increasing the risk of infections such as the common cold. Persistent cold Most adults develop two to three colds per year, which usually last from 7 to 10 days. During this period, the immune system forms antibodies to fight the virus. However, if one keeps catching a cold or is dealing with common cold symptoms for a long time, it could be a sign of weak immunity. Slow-healing wounds When one develops a cut or a wound, the body immediately goes into damage control mode to stop any bleeding and regenerate skin. Immune cells in the body guide this process. However, when dealing with a weakened immune system, wounds take longer to heal. This can make one more susceptible to infections as well. Frequent infections Those with a lowered immunity are at a higher risk of contracting infections such as pneumonia, meningitis, bronchitis, and skin infections. They are also more likely to experience autoimmune disorders, organ inflammation, blood disorders such as anemia, and growth and developmental delays. According to the American Academy of Allergy, Asthma, and Immunology, some signs of weak immunity include: – Having more than four ear infections in a year – Developing pneumonia twice within a year – Dealing with chronic sinusitis or more than three episodes of bacterial sinusitis in a year Fatigue If one constantly feels tired despite getting enough sleep, it may be a sign of weak immunity.