“…Candidate COVID-19 vaccines include viral protein and nucleic acid vaccines, artificial antigen-presenting cell vaccines, surrogate viral vector vaccines, and live-attenuated vaccines (Prompetchara et al, 2020;Thanh Le et al, 2020;Wang et al, 2020). We can assume that it is safe to administer viral or immunotherapy-inactivated protein vaccines to NMOSD patients, whereas we advise those who receive immunomodulators to avoid all types of live vaccines (Goyal et al, 2015). The safety of NMOSD patients using viral vector vaccines, RNA vaccines, and (Huang et al, 2018).…”