A doctor can determine the best course of action. The same data have been equally reassuring when it comes to infants born to vaccinated individuals. Will the patient be vaccinated in a setting where. Is the ketogenic diet right for autoimmune conditions? FRANKFURT, Ky. (OVR) More than 2.5 million people in Kentucky, Ohio and West Virginia have been vaccinated with at least one dose of the Moderna or Pfzier COVID-19 vaccines. The CDC requires your health-care provider administering the vaccine to have emergency equipment available, including epinephrine and antihistamines, blood pressure cuff. The other was a 46-year-old woman with allergies to hydrocodone and nuts, but no history of anaphylaxis. While many people lose their sense of smell and taste after contracting COVID-19, there's a new side effect in some recovering patients random whiffs of a burning scent, and sulfur or fish. In a report released Jan. 6, the CDC says it only has confirmed 21 cases of severe allergic reaction out of the first 1.9 million coronavirus vaccine doses administered. These include injection site pain, fatigue, headache, muscle or joint pain, chills or vomiting. If the test is positive, that person would not be a candidate for either of the mRNA vaccines. As the vaccination and booster program to control the coronavirus continues, U.S. health agencies are monitoring any adverse effects. Bells Palsy fact-check:During the Pfizer trial, four cases of Bells palsy (temporary facial paralysis) emerged in the treatment group and there were four cases in the Moderna trial (three in the treatment group and one with a placebo patient). You may opt-out of email communications at any time by clicking on Thimerosal is a preservative that contains mercury. So far, it's looking like a very effective. The COVID-19 vaccines by Pfizer-BioNTech and Moderna do not include the ingredients listed in the claim. The manufacturer no longer markets Cervarix in the United States. Drug allergies. Post-Vaccination Observation:TheCDCs guidancefor post-vaccination observation says there should be a 30-minute observation period for: Persons with a history of an immediate allergic reaction of any severity to a vaccine or injectable therapy; And for persons with a history of anaphylaxis due toany cause. "The potassium chloride, monobasic potassium phosphate, sodium chloride, and dibasic sodium phosphate dihydrate are used to maintain the pH and stability of the vaccine," continued Dr. Alan. Toronto, Ontario Nancy Messonnier, former director of CDCs National Center for Immunization and Respiratory Diseases, called anaphylaxis to either of the two mRNA vaccines exceedingly rare. The CDC stresses that these are safe vaccines and that, when weighing benefits and risks, the COVID-19 virus remains the far greater health risk. Johnson & Johnson's Janssen (J&J/Janssen) COVID-19 vaccine is a viral vector vaccine and can be given in some situations. Then if we encounter the spike protein in real life, our immune system says, Hey, you dont belong here, and we can mount a very rapid and protective antibody response.. Heplisav-B, a vaccine for the prevention of infection caused hepatitis B virus in adults 18 years of age and older, includes CpG 1018, an adjuvant based on synthetic DNA sequences. Accessed Oct. 28, 2019. Kristie Reed, PharmD, oversees emergency, general medical, surgical, psychiatric care, and oncology medication as the pharmacy director of a community hospital. A CDC scientist said Monday that people who have an allergic reaction to the first dose of either the Pfizer or Moderna vaccine could get the J&J vaccine instead at least 28 days later. However, he did say that you should tell your provider if you have this allergy or any other, as "all the providers that are giving the vaccine right now are prepared to deal with allergic reactions, and you should tell them, so that they might take a little bit more precaution.". Dr. Anna Wolfson and Dr. Sarita Patil, who are respectively drug and food allergy researchers, said: Althougha few othervaccines have listed bovine extracts in their ingredients, our review of the COVID-19 Pfizer and Moderna mRNA vaccinesdoesnot indicate the inclusion of cow protein ingredients. The chances of any of these side effects occurring after vaccination differ according to the specific vaccine . There is no cross-reaction between soy allergy and allergy to other PEG-conjugatedproteins.. This article was produced by the Reuters Fact Check team. Like any vaccine, the COVID-19 vaccines do come with potential side effects. However, sulfa desensitization might be an option, especially if medication containing sulfamethoxazole is needed. The vaccine recipient should also mention to the healthcare provider if "you have received another COVID-19 vaccine," Serum Institute said. These small quantities of antibiotics have never been clearly found to cause severe allergic reactions. While it's the first time used in a vaccine, researchers have been studying the possibility of an mRNA vaccine for decades. She was given epinephrine. A fact sheet on the FDAs website here discloses the ingredients in the vaccine. After the mRNA vaccine prompts an immune response, your body will eliminate the protein and the mRNA. But severe reactions . A day later, she had recovered and was discharged. Both shots offer a full list of their ingredients on the FDA site. Today, sulfa is present in many medications, including eye drops, burn creams, and vaginal suppositories. ACOG adds that: acetaminophen is recommended for pregnant women who experience fever or if desired for other side effects. Some Americans may need to avoid the COVID-19 vaccine for allergies to pharmaceuticals, those with food allergies have the green light to get the shot. Now that a coronavirus vaccine appears to be close, experts are . "Mayo," "Mayo Clinic," "MayoClinic.org," "Mayo Clinic Healthy Living," and the triple-shield Mayo Clinic logo are trademarks of Mayo Foundation for Medical Education and Research. The site is secure. It is vital to treat the symptoms of anaphylaxis or Stevens-Johnson syndrome as medical emergencies when they occur. Vaccine providers should observe patients with a history of anaphylaxis (due to any cause) for 30 minutes after vaccination, the agency says. Those who did have a severe reaction were treated and recovered. Nat Med. Approach to managing patients with sulfa allergy: Use of antibiotic and nonantibiotic sulfonamides [Abstract]. MRC-5 cells are human male aborted fetus; WI-38 are female. The FDA conducted an independent analysis of Pfizers clinical trial results, and found a few instances of potential minor allergic reactions among participants. Here is a breakdown of the three COVID vaccines and their ingredients: Pfizer Vaccine: The full list of ingredients for the Pfizer vaccine is: mRNA, lipids ( (4-hydroxybutyl)azanediyl)bis (hexane-6,1-diyl)bis (2-hexyldecanoate), 2 Sowhowasexcluded? If you need to take antibiotics, make sure your doctor knows you have G6PD deficiency. According to the Union health ministry, a total of 3 . (2010, December 31). If you're not sure about what . These antibiotics include combination drugs: Other types of sulfa medications may trigger a reaction in some people who have a sulfonamide antibiotic allergy: Keep in mind that if you have a reaction to a sulfonamide antibiotic, you may still be able to take other sulfonamide medications without having a reaction. Overall, experts agree the vaccine ingredients make sense. Preservatives are added to some vaccine formulations to prevent the growth of bacteria or fungi that may be introduced into the vaccine during its use, e.g., repeated puncture of a multi-dose vaccine vial with a needle. information submitted for this request. Cloned fetal cells (not fetal tissue) are sometimes used in the development, confirmation or production process of making vaccines including the COVID-19 vaccine ( here ,here ). When a COVID-19 mRNA vaccine is injected into the arm muscle, the CDC explains that the mRNA gives instructions for our cells to makea harmless pieceof what is called the spike protein. The spike protein is found on the surface of the virus that causes COVID-19., After the protein piece is made, the CDC says a cell will destroy the genetic material from the vaccine. Sulfites are used as additives and preservatives in many wines and foods. An allergy develops when the immune system becomes hypersensitive to a food or other substance. health information, we will treat all of that information as protected health However, the vaccine has been proven to be safe for most people. After FDA approves a vaccine, FDA continuously monitors its safety. Pfizer-biontech covid-19 vaccines. A person who has a sulfa allergy will not necessarily have a sulfite allergy, so there is no cross-reactivity. Both sulfa and sulfites can cause allergic reactions, but they are two separate allergies, and there is no link between them. information highlighted below and resubmit the form. In this article,Allergic Livingrecaps what is known so far of any risks or allergy precautions with mRNA vaccines, along with answers to some frequent questions. TheCDCexplained that research had found no evidence of the mRNA vaccine interacting with your DNA or affecting your fertility. A person who thinks they have a sulfa allergy should either avoid the following medications or talk to their doctor about taking any of them: However, not every medication that contains sulfonamides will trigger a reaction in people with a sulfa allergy. Had an immediate (or IgE-based) allergic reaction* of any severity to a previous dose of an mRNA COVID-19 vaccine or any of its components, including polethylene glycol (or PEG). If a person with a sulfa allergy comes into contact with drugs containing the compound, they may experience a rash or hives, itchy skin or eyes, and swelling. The Janssen COVID-19 Vaccine includes the following ingredients: recombinant, replication-incompetent adenovirus type 26 expressing the SARS-CoV-2 spike protein, citric acid monohydrate, trisodium citrate dihydrate, ethanol, 2-hydroxypropyl--cyclodextrin (HBCD), polysorbate-80, sodium chloride." 4 Dr. Vincent Iannelli, a board-certified pediatrician, explains in his blog here that this ingredient is a surfactant (reducing the surface tension of liquids) and stabilizer used in flu vaccines. There was no common thread among the preexisting allergies listed, which included tropical fruit, nuts, penicillin, and sulfa drugs, among many others. Numerous studies have shown that sulfur doping can change the electron distribution of nitrogen-doped carbon materials, which facilitates the catalytic process and provides stability [21,22,23]. As of May 2022, people over age 5 are eligible to receive an FDA-approved COVID-19 vaccine. Background on the vaccine emergency authorizations. The CDC advises those with a known allergy to PEG not to get the vaccine. The risk of exposure to COVID-19 because of a living situation (e.g. A group of leading North American celiac experts with theSociety for the Study of Celiac Disease (SSCD) answers this question: As the safety and efficacy data on COVID vaccination has emerged, there is no evidence to suggest that people with celiac disease would be more prone to an adverse effect of vaccination. It's clear that some people have their reservations about the coronavirus vaccine: A Dec. 2020 survey from the Kaiser Family Foundation found that 27 percent of the public is still hesitant about getting inoculated. There is a problem with Pneumovax 23 may cause serious side effects. The FDA explains on its website here that aluminum salts are added to some vaccines as an adjuvant (a facilitator or supplement), used to enhance the immune response. (Anyone with a history of anaphylaxis should be monitored for 30 minutes after the shot, rather than the usual 15 minutes.) All quotes delayed a minimum of 15 minutes. information and will only use or disclose that information as set forth in our notice of Should I get vaccinated if Im pregnant or breastfeeding? The Pfizer-BioNTech COVID-19 Vaccine is a sterile, preservative-free, frozen suspension for muscle injection. But scientists have never used mRNA technologythe method used to create the Pfizer-BioNTech vaccineto develop a vaccine, so it's understandable for people to have questions about its ingredients. And the CDC says the vaccines are safe and effective. The Food and Drug Administration (FDA) looks at the results of these tests to decide whether to license the vaccine for use in the United States. In the allergy community, safety questions about the Pfizer-BioNTech and Moderna messenger RNA vaccines have arisen because of a small number of cases of severe reactions. Sign up for free, and stay up to date on research advancements, health tips and current health topics, like COVID-19, plus expertise on managing health. Why You Need a Flu Vaccine in 2022. He says the confusion with spermicide comes from users confusing two similar but different ingredients (octoxynol-9, a spermicide, and octoxynol-10, a different type of Triton X-100 nonionic surfactant used in vaccines). In the United States the Pfizer and Moderna COVID-19 vaccines have Emergency Use Authorization from the U.S. Food and Drug Administration (FDA) but they are not yet fully FDA-approved. We link primary sources including studies, scientific references, and statistics within each article and also list them in the resources section at the bottom of our articles. Ponka, D. (2006, November 1). Ingredients: Active ingredient: modified messenger RNA(known as mRNA) Lipids or fats known by chemical names: ((4-hydroxybutyl)azanediyl)bis(hexane-6,1-diyl)bis (ALC-3015) (2- hexyldecanoate), 2-[(polyethylene glycol)-2000]-N,N-ditetradecylacetamide (ALC-0159) 1,2-distearoyl-snglycero-3-phosphocholine (DPSC) and cholesterol Salts: potassium chloride monobasic potassium phosphate sodium chloride dibasic sodium phosphate dihydrate Sucroseor sugar. Snchez-Borges, M., Thong, B., Blanca, M., Ensina, L. F. C., Gonzlez-Daz, S., Greenberger, P. A., Jan, M. J. T. (2013). Dapsone. If you're unfamiliar with them, antibodies are proteins your immune system makes to fight infections like viruses. Sulfonamides, Sulphur allergy symptoms: Foods to avoid with sulfa allergy. Montanaro A. Sulfonamide allergy in HIV-uninfected patients. Mayo Clinic is a nonprofit organization and proceeds from Web advertising help support our mission. "The lipids are very important because they form a little spherical shell around that mRNA,"William Schaffner, MD, professor of preventive medicine and health policy at the Vanderbilt University School of Medicine in Nashville, Tenn., toldHealth. Click here for an email preview. On Jan. 6, 2021 in itsfirst report on allergic reactionsto the mRNA vaccines, the CDC gave some details on 21 confirmed anaphylactic reactions reported in the first 1.5 weeks of vaccination program. information is beneficial, we may combine your email and website usage information with Here's Who Should (and Shouldn't) Get It. It [] Heplisav-B, a vaccine for the prevention of infection caused hepatitis B virus in adults 18 years of age and older, includes CpG 1018, an adjuvant based on synthetic DNA sequences. In the manufacture of viral vaccines, the virus may be grown in cells. Coronavirus updates: Vaccine distribution has begun; FDA officials assure public that Pfizer vaccine is safe. Are shellfish, sulfa allergies okay to get . We are using cookies to give you the best experience on our website. Investigationcontinues into the cause of the few serious reactions to the COVID-19 vaccines. 6 mg sucrose. "We anticipate that there may be additional reports, which we will rapidly investigate," Dr. Fink said, adding that robust surveillance systems were in place to detect these rare events. Allergic Living is owned by AGW Media Inc. You are viewing Allergic Living United States | Switch to, FAQ on: Allergy Concerns and the mRNA COVID-19 Vaccine. Yet, while PEG is implicated in unrelated cases of medication anaphylaxis, its an uncommon allergy, says Dr.Kimberly Blumenthal, a drug allergy expert at Massachusetts General Hospital. For example, PEG-asparaginase, an anti-cancer drug, which is altered by complexing with PEG. The hospital emergency physician who treated her told a virtual press briefing (attended by AllergicLiving) that the woman had a red rash on her face and experienced shortness of breath and an elevated heart rate. Everyone else can be discharged after just 15 minutes. 2019; doi:10.3390/pharmacy7030132. Do these vaccines have any ingredients of concern to those with dairy allergy or alpha-gal allergy? On Dec. 18, 2020, the FDA gave its authorization, while an advisory committee to the CDC also voted strongly in favor of the authorization. T wenty-nine people in the United States have developed anaphylaxis after being vaccinated against Covid-19 since the vaccine rollout began, health officials reported Wednesday, with cases. 2100 Bloor Street West Review/update the Khoury DS, Cromer D, Reynaldi A, et al. Researchers have also vigorously studied the vaccine's safety. In both those cases, health authorities have investigated and recommend that these vaccines are safe and effective for those with egg allergy. The studys aim was to find out whether people with allergies from foods to medications, insect stings or mast cell disorders were at any higher risk of a reaction to the mRNA vaccines than those without allergies. Today's vaccines use only the ingredients they need to be safe and effective.\\n\\n\\nA note on vaccine safety\\nVaccines go through comprehensive safety and effectiveness testing. ), A studyled by allergists at Massachusetts General Hospital notes that an FDA review between 2005 and 2017 showed an average of just four cases of PEG anaphylaxis per year. Fluad, a vaccine for the prevention of seasonal influenza in adults 65 years of age and older, includes MF59, also an oil-in-water emulsion of squalene oil. Scientists created the vaccine mRNA in a laboratory to encode a portion of the spike protein found on the surface of SARS-CoV-2, the virus that causes COVID-19. Our Standards: The Thomson Reuters Trust Principles. It includes mRNA, lipids, potassium chloride, monobasic potassium phosphate, sodium chloride, dibasic sodium phosphate dihydrate and sucrose. You can find out more about which cookies we are using or switch them off in settings. But it advises that there should be an observation period, and epinephrine must be available. A person with a sulfa allergy can experience severe complications. These substances may be added as stabilizers. MPL is a purified fat-like substance. Aluminum is a neurotoxin. The incidence for Bells palsy within 43,000 people involved in the Pfizer trial was actually lower than the normal incidence rate in the general population. Of note, the most common source of exposure to aluminum is from eating food or drinking water. Allergist Dr. David Stukus, an associate professor of pediatrics at Nationwide Childrens Hospital, explains that the mRNA part is just a blueprint, its harmless. After we inject it into our bodies and the spike protein is built, our immune systems, which are so robust, recognize that foreign antigen. An official website of the United States government, : And sucrose, a form of sugar, is "usually used as a stabilizer," added Dr. Alan. Dr. Anna Wolfson, an allergist and drug allergy expert at Massachusetts General, explains that at the molecular level, PEG and polysorbate look structurally similar. Both say there is no soy protein or other food protein in the mRNA vaccines. The Pfizer/BioNTech and Moderna vaccines, are not made using human cells, but they have been used in vaccine testing. A number of biopharmaceutical companies have applied for U.S. Food and Drug Administration (FDA) emergency use authorization for a new COVID-19 vaccine and a limited number of vaccines will be available before the end of the year. Flu vaccines contain tiny amounts of the viruses that the vaccine protects against. No vaccine or medication is perfect. AS04 is a combination of aluminum hydroxide and monophosphoryl lipid A (MPL). The recommendations were published on the CDC's website Saturday, CNN reported. https://www.uptodate.com/contents/search. The advice is to monitor for 15 minutes, but theres a longer period for those with a history of anaphylactic reactions. To date, no deaths or long-term consequences have been reported following allergic reactions to any of the COVID-19 vaccines. People have used sulfa-containing since 1936 to treat bacterial infections. Recap. It is used to inactivate viruses so that they dont cause disease (e.g., polio virus used to make polio vaccine) and to detoxify bacterial toxins, such as the toxin used to make diphtheria vaccine. Both of. Allergy to drugs doesnt mean you are allergic to vaccines.. Only minute quantities remain in vaccines (see table below). In rare cases, PEG has been known to set off severe allergic reactions. Hepatitis A (HepA) is a virus that causes liver disease. Someone who has a sulfa allergy can react to some medications that contain sulfa. The Moderna and Pfizer-BioNTech COVID-19 vaccines are the first two COVID-19 vaccines authorized by the Food and Drug Administration for emergency use and already have been given to millions of Americans. the unsubscribe link in the e-mail. Best food forward: Are algae the future of sustainable nutrition? [For allergy information on the Johnson & Johnson vaccine, see this article.]Dr. During clinical trials for the mRNA vaccines, what reactions and side effects were seen? COVID-19 Vaccination. While it is not unusual to have a small percentage of reactions to drugs or vaccines, never before has a vaccine received this level of public scrutiny, says pediatric allergist and researcherDr. Brian Vickery. However, antibiotics most likely to cause severe allergic reactions (e.g., penicillins, cephalosporins and sulfa drugs) are not used in vaccine production, and therefore are not contained in vaccines. The vaccine should slow the spread of COVID-19 around the world. The CDC explains here that vaccines containing Thimerosal have a record of being very safe with most common side effects causing minor reactions such as redness and swelling at the injection site. The Vaccine Adverse Event Reporting System (VAERS) reported that there were 10 cases of anaphylaxis after about 4.04 million first doses of the Moderna vaccine (2.5 cases per million doses) and 21 cases of anaphylaxis after about 1.89 million first doses of the Pfizer-BioNTech COVID-19 (11.1 cases per million doses). The Food and Drug Administration late Friday authorized Pfizer's COVID-19 vaccine for people ages 16 and up, but warned that those with known severe allergic reactions to any of the vaccine's components should avoid taking it. If you have allergies, make them known to your health-care provider giving the shot. If you're wondering what's in it we have a list of ingredients here. 1998-2023 Mayo Foundation for Medical Education and Research (MFMER). Shingrix, a. However, some people may have an allergy or an, We take a look at cat allergies, a common pet allergy. Health-care providers are required to report such adverse events. Cervarix, a vaccine to prevent cervical cancer caused by human papillomavirus types 16 and 18, includes AS04 in its formulation. Advertising revenue supports our not-for-profit mission. Licensed Vaccines. To provide you with the most relevant and helpful information, and understand which At the. In its report on the Pfizer vaccine,the FDA writes: The observed frequency of reported Bells palsy in the vaccine group is consistent with the expected background rate in the general population, and there is no clear basis upon which to conclude a causal relationship at this time, but FDA will recommend surveillance for cases of Bells palsy with deployment of the vaccine.. If a person experiences any respiratory symptoms, such as wheezing, they may need a drug called a bronchodilator. "Similar to the flu vaccine, the side effects are pretty mild, and the most common one is fatigue," says Malaty Rivera. These cells need a source of nutrition, which in some instances may be provided by fetal bovine serum. And for more coronavirus news, Lacking This Vitamin Could Put You at Risk of Severe COVID, New Study Says. Korin Miller is a freelance writer specializing in general wellness, sexual health and relationships, shopping, and lifestyle trends, with work appearing in Womens Health, Self, Prevention, Forbes, Daily Beast, and more. The Pfizer shot had 95% efficacy in its study, while the Moderna vaccine had an efficacy rate of 94.1%. The egg allergy question likely arises in part because of common misunderstanding about this allergy in relation to the flu shot and the MMR vaccine. The CDCs Jan. 6 COVID-19 vaccine allergic reactions report says: 7 of the patients reported having anaphylaxis in the past. You should avoid these antibiotics if you have G6PD deficiency: Sulfa drugs, including Septra and Bactrim. The most dangerous is anaphylaxis or Stevens-Johnson syndrome. Pharmacy. People should note that there is a difference between sulfa and sulfite despite their similar names. Moreover, COVID-19 vaccines have no impact on fertility.. Niagara Falls, NY Messonnier, the former CDC immunization director, says: The known and potential benefits of the current COVID-19 vaccines outweigh the known and potential risks of getting COVID-19. As of May 17, 2022, the CDCs tracking shows there have been 82.5 million total reported coronavirus cases in the USA and that 997,468 people have died of the virus. Keep reading for some of the factors behind these vaccine recipients' bad reactions, and for more coronavirus vaccine guidance, The FDA Just Ruled You Can't Do These 4 Things With the COVID Vaccines. The timing of administering the boosters change based on our growing understanding of the virus and the duration of protection from COVID-19 infection. It includes mRNA, lipids, cholesterol, 1,2-distearoyl-sn-glycero-3-phosphocholine, tromethamine, tromethamine hydrochloride, acetic acid, sodium acetate, and sucrose. Celiac disease is not considered an allergy, and by itself does not prompt additional precaution when proceeding with vaccination. This post is being updated regularly. The Covid-19 vaccine appears to cause severe allergic reactions at a significantly higher rate than other vaccines among the first wave of Americans to receive the life-saving. The risk of a severe case of coronavirus disease because of age or medical conditions. (In other words, you might still qualify for the shot to protect against COVID-19.). Read more about our fact-checking work here . Pfizer-BioNTech Manufacturing. Allergist Dr. David Stukus notes that clinical trials have strict inclusion and exclusion criteria. While Health is trying to keep our stories as up-to-date as possible, we also encourage readers to stay informed on news and recommendations for their own communities by using the CDC, WHO, and their local public health department as resources. M6S 5A5. Accessed Oct. 22, 2019. Sulfa is present in certain antibiotics, some eyedrops, and other drugs. When evaluating a vaccine for safety and efficacy, FDA considers adjuvants as a component of the vaccine; they are not licensed separately. The triggers for the anaphylaxis varied among the patients. Sulfa drugs include some diabetes medications, anti-inflammatory drugs, diuretics, and more. Misunderstandings about flu vaccines have existed for decades, leading to vaccine mistrust and lower-than-ideal vaccination rates. All rights reserved. Are the mRNA vaccines safe for people with egg allergy? Doctors, dentists, and pharmacist should be aware of an individuals drug allergies to ensure they prescribe the correct medications. The vaccine authorizations would later be extended to those 12 and older. An anaphylactic reaction usually requires administration of epinephrine. Formaldehyde has a long history of safe use in the manufacture of certain viral and bacterial vaccines. According to a study published in 2021 inNature Medicine, the antibodies will stay put for an estimated eight months. In research, youre trying to control for all confounding variables that you can. However, in some people, it triggers an allergic reaction. Those at higher risk of experiencing such a reaction include people with: Stevens-Johnson syndrome is another rare but severe form of a sulfa allergy, which affects a persons skin, mucous membrane, genitals, and eyes. Last year's flu season was actually more mild than many pre-pandemic flu seasons. The makers of thePfizer-BioNTech vaccinemade the vaccine ingredients available to the public. The claim has been shared in a video, which can be seen (here, here).The footage shows the ingredients list for the Pfizer-BioNTech COVID-19 vaccine, which shows it contains lipid nanoparticles.

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