Table 2.

Side effects of COVID-19 vaccines.

S. No.	Vaccine	Updated side effect profile
1.	Pfizer-BioNTech COVID-19 Vaccine [31]	severe allergic reactions; non-severe allergic reactions such as rash, itching, hives, or swelling of the face; myocarditis (inflammation of the heart muscle); pericarditis (inflammation of the lining outside the heart); injection site pain; tiredness; headache; muscle pain; chills; joint pain; fever; injection site swelling; injection site redness; nausea; feeling unwell; swollen lymph nodes (lymphadenopathy); diarrhea; vomiting; arm pain.
2.	Moderna COVID-19 Vaccine [32]	Injection site reactions- pain, tenderness and swelling of the lymph nodes in the same arm of the injection, swelling (hardness), and redness; General side effects- fatigue, headache, muscle pain, joint pain, chills, nausea and vomiting, and fever; Severe allergic reactions; myocarditis (inflammation of the heart muscle); pericarditis (inflammation of the lining outside the heart).
3.	Janssen COVID-19 Vaccine [33]	Known history of a severe allergic reaction (e.g., anaphylaxis) to any component of the vaccine; injection site pain; headache; fatigue; myalgia; nausea; fever; injection site erythema and injection site swelling; thrombosis with thrombocytopenia; altered immunocompetence.
4.	ChAdOx1 nCoV- 19 Corona Virus Vaccine (Covishield) [22]	Very common- Headache; nausea; myalgia; arthralgia; injection site pain, tenderness, erythema, pruritus, swelling, bruising; fatigue; malaise; pyrexia; chills. Common- Vomiting; injection site induration; influenza-like illness. Uncommon- Lymphadenopathy; decreased appetite; dizziness; abdominal pain; hyperhidrosis; pruritus; rash; thrombocytopenia and venous thrombotic events
5.	Bharat Biotech COVID-19 Vaccine (Covaxin) [25]	Injection site pain, swelling, redness, itching; Headache; fever; malaise; nausea; vomiting; rashes; allergic reaction to the components of the vaccine.