USA ah tun ah Covid-19 ur lakin himhnak si (vaccine) heh phun hnih umh ai, Pfizer-BioNTech COVID-19 Vaccine le Moderna Covid-19 Vaccine ii.
Moderna le Pfizer in bawnhnak Covid-19 khamhnak sik dawt ai, ngaih lo in le ur sawn in umh lekhaw lungkhim lovin U.S court (thukhamhmun inn) ah hlen thil hnak umh lo tiin thu umh ii.
He si dawt maan ruat lo hnak ur ngah, cak lo sawn in umh lekhaw a bawntu company te hnen an bawmhnak le kuan kulhnak umh tuh lovin sianghnak thu umh tiin CNBC thuthang hnen ah rel ii.
2020 kum February hla pah U.A ai Health and Human Services (HHS) Secretary pertu Alex Azar in 2005 kum ai daan umh cia hnak Public Readiness and Emergency Preparedness Act khiang nung ruai ai, he daan hmangin Covid-19 khamhnak si khiah mi zapui hnen ah hmang thil in daan nung ruai zo ii. Cen, he daan khiah 2024 kum tian nung tuhin nemhnget ii.
Ur khamhnak si (vaccine) heh minung in him ngai in hmang thil tuhin caan com thai berin bawnhnak songah biangbop uur (Mumps) can khiah 1967 kum ah hmang thil hnak license ngah awng ai, he si khiah a takin hmang thil tuhin kum li song caan bo awng ii. Pfizer company bawhnak Covid-19 khamhnak si khiah hla riat song ah bawn ben ai, mipui in ring ngam lovin a lau tlang ngai in umh ii.
Pfizer company lam in tu uur khamhnak si bawn fangin a baai thai berin bawn zual menma hnak i lo thu le minung ca him lo hnak umh lo thu, company ai CEO Dr. Albert Bourla in phuang ve ii.