ICD-10 / XXII Codes for special purposes / U00-U49 Provisional assignment of new diseases of uncertain etiology or emergency use / U12 COVID-19 vaccines causing adverse effects in therapeutic useFrom parent levelsChapterXXIICodes for special purposesOpenBlockU00-U49Provisional assignment of new diseases of uncertain etiology or emergency useOpenCoding noteAs of January 1, 2019, Zika virus disease is classified to A92.5.U12CategoryBlock U00-U49Chapter XXIICOVID-19 vaccines causing adverse effects in therapeutic useSubcategories