Pfizer-BioNTech and Moderna COVID-19 vaccines got approved by FDA (The United States Food and Drug Administration) in December 2020 successively. Most of cased have showed that they have been doing a great job in efficacy. But do you really know about these vaccines? Why are they believed as trusty and efficient vaccines? This blog might be helpful for you to get to know about Pfizer-BioNTech and Moderna COVID-19 vaccines.

Pfizer-BioNTech and Moderna COVID-19 vaccines are made using messernger RNA or mRNA, which is a technology that transfer genetic code to cells. According to FDA published information, Pfizer-BioNTech COVID-19 vaccines are authorized to use for individuals 16 years of age and older. Moderna is for individuals 18 years of age and older.

Vaccines are quite fragile, treating them properly from production to transportation until being injected into human’s body is extremely important, which is so called “cold chain”.  As the RNA or mRNA vaccines require an elaborate cold chain, Pfizer-BioNTech and Moderna COVID-19 vaccines must be monitored strictly in details to ensure the efficacy.

Moderna vaccines storage is easier compared to Pfizer-BioNTech’s. Accordng to the storage and handling summary of Moderna COVID-19 vaccines must arrive frozen between -25°C and -15°C (-13°F and 5°F). But as for Pfizer-BioNTech, vaccine may be stored in an ultra-cold freezer between -80°C and -60°C (-112°F and -76°F). After thawing, a vial of the Pfizer vaccine must be used within five days; Moderna’s is stable at fridge temperature for 30 days and at room temperature for 12 hours.

These high demanding requirements make the vaccines arrive safely until you get vaccinated.

Before you get the Pfizer-BioNTech and Moderna COVID-19 vaccines, what should you mention to your vaccination provider? Please tell about all of your medical conditions, including if you:

• have any allergies
• have a fever
• have a bleeding disorder or are on a blood thinner
• are immunocompromised or are on a medicine that affects your immune system
• are pregnant or plan to become pregnant
• are breastfeeding
• have received another COVID-19 vaccine