March 04, 2021 20:24 Updated Follow The Pfizer and Moderna vaccine require two doses. The Johnson & Johnson (Janssen) vaccine requires one shot. Related articles Can an elderly individual use an expired photo ID for proof of age? For how long will vaccination protect me from getting COVID-19? What questions will I be asked when I sign up for a vaccine (shot) appointment? I’ve heard that some vaccination sites are offering a waitlist for vaccine doses that weren’t used during the day. Can I get on those waitlists? I heard there are extra vaccines (shots) just laying around not being given. Is this true?