The web portal answers important questions about the Covid-19 vaccines. It puts together the latest information on the effect, functioning, development and approval of the vaccines.

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What are the most common side effects associated with vector vaccines?

Similar to mRNA vaccines the most common side effects of the vector vaccine from Johnson & Johnson (Ad26.COV2-S, COVID-19 Vaccine Janssen), which is approved for use in Switzerland, are soreness at the site of injection, fatigue, headache, muscle soreness, chills, joint pain, nausea, vomiting, and fever.